/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_spec1_product47.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 21:59:44,879 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 21:59:44,883 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 21:59:44,942 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 21:59:44,943 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 21:59:44,949 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 21:59:44,951 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 21:59:44,955 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 21:59:44,958 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 21:59:44,959 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 21:59:44,960 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 21:59:44,961 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 21:59:44,962 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 21:59:44,963 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 21:59:44,964 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 21:59:44,966 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 21:59:44,967 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 21:59:44,968 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 21:59:44,981 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 21:59:44,983 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 21:59:44,987 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 21:59:44,991 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 21:59:44,993 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 21:59:44,993 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 21:59:44,996 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 21:59:44,997 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 21:59:44,997 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 21:59:44,998 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 21:59:44,999 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 21:59:45,000 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 21:59:45,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 21:59:45,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 21:59:45,002 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 21:59:45,003 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 21:59:45,004 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 21:59:45,004 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 21:59:45,005 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 21:59:45,005 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 21:59:45,005 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 21:59:45,006 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 21:59:45,007 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 21:59:45,010 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 21:59:45,036 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 21:59:45,036 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 21:59:45,037 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 21:59:45,038 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 21:59:45,038 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 21:59:45,038 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 21:59:45,038 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 21:59:45,039 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 21:59:45,039 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 21:59:45,039 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 21:59:45,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 21:59:45,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 21:59:45,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 21:59:45,040 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 21:59:45,040 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 21:59:45,040 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 21:59:45,040 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 21:59:45,041 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 21:59:45,041 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 21:59:45,041 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 21:59:45,041 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 21:59:45,042 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 21:59:45,042 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 21:59:45,042 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 21:59:45,042 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 21:59:45,042 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 21:59:45,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 21:59:45,043 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 21:59:45,043 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 21:59:45,043 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 21:59:45,426 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 21:59:45,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 21:59:45,465 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 21:59:45,467 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 21:59:45,468 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 21:59:45,470 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2020-10-27 21:59:45,559 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c0cc5f186/5e11dcddda1b498abd94f845509b7bdb/FLAG26f74c4f5 [2020-10-27 21:59:46,170 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 21:59:46,171 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec1_product47.cil.c [2020-10-27 21:59:46,196 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c0cc5f186/5e11dcddda1b498abd94f845509b7bdb/FLAG26f74c4f5 [2020-10-27 21:59:46,484 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/c0cc5f186/5e11dcddda1b498abd94f845509b7bdb [2020-10-27 21:59:46,487 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 21:59:46,494 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 21:59:46,498 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 21:59:46,498 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 21:59:46,504 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 21:59:46,505 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:59:46" (1/1) ... [2020-10-27 21:59:46,514 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@783b975c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:46, skipping insertion in model container [2020-10-27 21:59:46,514 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 09:59:46" (1/1) ... [2020-10-27 21:59:46,523 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 21:59:46,603 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 21:59:46,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:59:47,002 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 21:59:47,140 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 21:59:47,185 INFO L208 MainTranslator]: Completed translation [2020-10-27 21:59:47,185 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47 WrapperNode [2020-10-27 21:59:47,186 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 21:59:47,187 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 21:59:47,187 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 21:59:47,188 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 21:59:47,202 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (1/1) ... [2020-10-27 21:59:47,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (1/1) ... [2020-10-27 21:59:47,242 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (1/1) ... [2020-10-27 21:59:47,242 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (1/1) ... [2020-10-27 21:59:47,295 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (1/1) ... [2020-10-27 21:59:47,313 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (1/1) ... [2020-10-27 21:59:47,320 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (1/1) ... [2020-10-27 21:59:47,328 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 21:59:47,329 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 21:59:47,329 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 21:59:47,329 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 21:59:47,330 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (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 21:59:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 21:59:47,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 21:59:47,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-27 21:59:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 21:59:47,424 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2020-10-27 21:59:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-27 21:59:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-27 21:59:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-27 21:59:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-27 21:59:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-27 21:59:47,426 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-27 21:59:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-27 21:59:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-27 21:59:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-27 21:59:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-27 21:59:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-27 21:59:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-27 21:59:47,427 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-27 21:59:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-27 21:59:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 21:59:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-27 21:59:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-10-27 21:59:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-27 21:59:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-27 21:59:47,428 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-27 21:59:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-27 21:59:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-27 21:59:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-27 21:59:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-10-27 21:59:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-27 21:59:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-27 21:59:47,429 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-27 21:59:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-27 21:59:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-27 21:59:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-27 21:59:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-27 21:59:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-27 21:59:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-27 21:59:47,430 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-27 21:59:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-27 21:59:47,431 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 21:59:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 21:59:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 21:59:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 21:59:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 21:59:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 21:59:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-27 21:59:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-27 21:59:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-27 21:59:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-27 21:59:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2020-10-27 21:59:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-27 21:59:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-27 21:59:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-27 21:59:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-27 21:59:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-27 21:59:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-27 21:59:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-27 21:59:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-27 21:59:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-27 21:59:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-27 21:59:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-27 21:59:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-27 21:59:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-27 21:59:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-27 21:59:47,434 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-10-27 21:59:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-27 21:59:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-27 21:59:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-27 21:59:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-10-27 21:59:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-27 21:59:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-10-27 21:59:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-27 21:59:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-27 21:59:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-27 21:59:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-27 21:59:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-27 21:59:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-27 21:59:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-27 21:59:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 21:59:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-27 21:59:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-27 21:59:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 21:59:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-27 21:59:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-27 21:59:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 21:59:47,437 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-27 21:59:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-27 21:59:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-27 21:59:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-27 21:59:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-27 21:59:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-27 21:59:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 21:59:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 21:59:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 21:59:47,439 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 21:59:48,733 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 21:59:48,734 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-27 21:59:48,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:59:48 BoogieIcfgContainer [2020-10-27 21:59:48,736 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 21:59:48,738 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 21:59:48,738 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 21:59:48,742 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 21:59:48,742 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 09:59:46" (1/3) ... [2020-10-27 21:59:48,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd82fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:59:48, skipping insertion in model container [2020-10-27 21:59:48,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 09:59:47" (2/3) ... [2020-10-27 21:59:48,743 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@cd82fdb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 09:59:48, skipping insertion in model container [2020-10-27 21:59:48,743 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 09:59:48" (3/3) ... [2020-10-27 21:59:48,745 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product47.cil.c [2020-10-27 21:59:48,757 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 21:59:48,762 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-27 21:59:48,775 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-27 21:59:48,802 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 21:59:48,803 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 21:59:48,803 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 21:59:48,803 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 21:59:48,803 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 21:59:48,804 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 21:59:48,804 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 21:59:48,804 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 21:59:48,826 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states. [2020-10-27 21:59:48,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 21:59:48,836 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:59:48,837 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 21:59:48,838 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 21:59:48,844 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:59:48,844 INFO L82 PathProgramCache]: Analyzing trace with hash -1008072480, now seen corresponding path program 1 times [2020-10-27 21:59:48,854 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:59:48,854 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [857416154] [2020-10-27 21:59:48,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:59:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:49,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:49,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:49,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:51,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:51,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-27 21:59:54,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 21:59:54,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-27 21:59:54,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 21:59:54,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 50 [2020-10-27 21:59:54,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-27 21:59:54,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 9 [2020-10-27 21:59:54,655 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 21:59:54,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 21:59:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:54,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:59:54,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:59:54,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 21:59:54,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:59:54,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:59:54,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:59:54,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:59:54,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 21:59:54,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:54,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:59:54,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:59:54,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:59:54,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:59:54,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:59:54,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:59:54,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 21:59:54,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 21:59:54,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:54,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:59:54,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:59:54,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 21:59:54,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:59:54,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:59:54,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:59:54,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:59:54,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 21:59:54,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:54,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:59:54,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:59:54,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:59:54,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:59:54,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:59:54,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:59:54,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:59:54,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 21:59:54,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:54,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 21:59:54,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:59:54,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 21:59:54,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 21:59:54,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:59:54,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 21:59:54,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:59:54,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 21:59:54,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:54,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:59:54,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:59:54,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 21:59:54,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 21:59:54,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:59:54,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:59:54,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:59:54,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-27 21:59:54,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:54,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:54,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 21:59:54,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 21:59:54,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 21:59:54,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 21:59:54,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 21:59:54,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 21:59:54,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 21:59:54,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 21:59:54,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 21:59:54,861 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 21:59:54,861 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [857416154] [2020-10-27 21:59:54,864 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 21:59:54,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-27 21:59:54,865 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233221013] [2020-10-27 21:59:54,876 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 21:59:54,876 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 21:59:54,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 21:59:54,890 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-10-27 21:59:54,892 INFO L87 Difference]: Start difference. First operand 183 states. Second operand 7 states. [2020-10-27 21:59:55,391 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 21:59:56,435 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 21:59:56,819 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 21:59:57,139 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-27 21:59:58,001 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 21:59:58,402 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 21:59:59,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 21:59:59,582 INFO L93 Difference]: Finished difference Result 417 states and 577 transitions. [2020-10-27 21:59:59,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 21:59:59,588 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 47 [2020-10-27 21:59:59,588 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 21:59:59,612 INFO L225 Difference]: With dead ends: 417 [2020-10-27 21:59:59,613 INFO L226 Difference]: Without dead ends: 255 [2020-10-27 21:59:59,623 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2020-10-27 21:59:59,643 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 255 states. [2020-10-27 21:59:59,787 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 255 to 220. [2020-10-27 21:59:59,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 220 states. [2020-10-27 21:59:59,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 277 transitions. [2020-10-27 21:59:59,794 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 277 transitions. Word has length 47 [2020-10-27 21:59:59,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 21:59:59,794 INFO L481 AbstractCegarLoop]: Abstraction has 220 states and 277 transitions. [2020-10-27 21:59:59,794 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 21:59:59,795 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 277 transitions. [2020-10-27 21:59:59,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2020-10-27 21:59:59,800 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 21:59:59,801 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] [2020-10-27 21:59:59,801 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 21:59:59,803 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 21:59:59,803 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 21:59:59,804 INFO L82 PathProgramCache]: Analyzing trace with hash 1168227062, now seen corresponding path program 1 times [2020-10-27 21:59:59,804 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 21:59:59,806 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532462313] [2020-10-27 21:59:59,806 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 21:59:59,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 21:59:59,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 21:59:59,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:00,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:00,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:04,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:04,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 22:00:04,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 22:00:04,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-27 22:00:04,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:04,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:00:04,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 92 [2020-10-27 22:00:04,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:00:04,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,191 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:05,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:05,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:05,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 22:00:05,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:05,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:05,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:05,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:05,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:05,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:05,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:05,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:05,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 22:00:05,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:05,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:05,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:05,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2020-10-27 22:00:05,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:00:05,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 22:00:05,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 211 [2020-10-27 22:00:05,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:00:05,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-27 22:00:05,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:00:05,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:05,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:00:05,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-27 22:00:05,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:00:05,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-27 22:00:05,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 22:00:05,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:00:05,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 22:00:05,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:05,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 22:00:05,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:05,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:05,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,697 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:00:05,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:00:05,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,698 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 22:00:05,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:00:05,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:00:05,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:00:05,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:00:05,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:05,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:00:05,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:05,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:05,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,730 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:05,730 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:05,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:05,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:05,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:05,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:05,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-27 22:00:05,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:05,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:00:05,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:05,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 22:00:05,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:05,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:05,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:05,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:05,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:05,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:05,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:05,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:05,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:05,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:05,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:05,806 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 22:00:05,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532462313] [2020-10-27 22:00:05,808 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:00:05,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 22:00:05,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [355540626] [2020-10-27 22:00:05,811 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 22:00:05,811 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:05,812 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 22:00:05,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-27 22:00:05,813 INFO L87 Difference]: Start difference. First operand 220 states and 277 transitions. Second operand 12 states. [2020-10-27 22:00:06,361 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:07,213 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:00:07,600 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:07,899 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:08,318 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:00:08,733 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:00:09,028 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:00:09,346 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-27 22:00:09,732 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:00:10,067 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:00:10,490 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:10,818 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:00:11,172 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:11,483 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:13,435 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:00:13,436 INFO L93 Difference]: Finished difference Result 730 states and 1080 transitions. [2020-10-27 22:00:13,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 22:00:13,436 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 91 [2020-10-27 22:00:13,437 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:00:13,443 INFO L225 Difference]: With dead ends: 730 [2020-10-27 22:00:13,443 INFO L226 Difference]: Without dead ends: 490 [2020-10-27 22:00:13,447 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=129, Invalid=573, Unknown=0, NotChecked=0, Total=702 [2020-10-27 22:00:13,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 490 states. [2020-10-27 22:00:13,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 490 to 398. [2020-10-27 22:00:13,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 398 states. [2020-10-27 22:00:13,563 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 398 states to 398 states and 496 transitions. [2020-10-27 22:00:13,564 INFO L78 Accepts]: Start accepts. Automaton has 398 states and 496 transitions. Word has length 91 [2020-10-27 22:00:13,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:00:13,564 INFO L481 AbstractCegarLoop]: Abstraction has 398 states and 496 transitions. [2020-10-27 22:00:13,564 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 22:00:13,564 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 496 transitions. [2020-10-27 22:00:13,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 22:00:13,569 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:13,570 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 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 22:00:13,570 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 22:00:13,570 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 22:00:13,571 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:13,571 INFO L82 PathProgramCache]: Analyzing trace with hash -1280483807, now seen corresponding path program 1 times [2020-10-27 22:00:13,571 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:13,571 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1011680882] [2020-10-27 22:00:13,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:13,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:13,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:13,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:13,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:13,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:13,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:13,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:14,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:15,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:18,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:18,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:18,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 22:00:18,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 22:00:18,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-27 22:00:18,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:18,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:18,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 131 [2020-10-27 22:00:18,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:18,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:18,932 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:18,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:18,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:18,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:18,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:18,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:18,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:18,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-27 22:00:18,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:18,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:18,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:18,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:18,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:18,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:18,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:18,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:18,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:18,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:18,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:18,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:18,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:18,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:18,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:18,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:18,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:18,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:18,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:18,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:18,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:18,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:18,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:18,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:18,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:18,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:18,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:18,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:18,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:18,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:18,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:18,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:18,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:18,985 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:18,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:18,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:18,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:18,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:18,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:18,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:18,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:18,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:18,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:18,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:18,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:18,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:18,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:18,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:18,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:18,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:18,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:00:19,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:19,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:19,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:00:19,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:00:19,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:19,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:19,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:00:19,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:19,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:19,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:19,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:00:19,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:00:19,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:19,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,043 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,043 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:00:19,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:19,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:19,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:19,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:19,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 22:00:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:00:19,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 22:00:19,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:19,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-27 22:00:19,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:19,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:19,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:00:19,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-27 22:00:19,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:19,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 22:00:19,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:19,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:00:19,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:00:19,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:19,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 22:00:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:19,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:19,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:00:19,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:19,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:00:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:19,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:00:19,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:00:19,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:19,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 26 [2020-10-27 22:00:19,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:00:19,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:19,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:19,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,182 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,182 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:19,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:19,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,183 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:19,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:19,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:19,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:19,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 22:00:19,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:19,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:19,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:19,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 22:00:19,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:19,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:19,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:19,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:19,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:19,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:19,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:19,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:19,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:19,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:19,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:19,230 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 10 proven. 2 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-27 22:00:19,231 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1011680882] [2020-10-27 22:00:19,231 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:00:19,231 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 22:00:19,231 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1214318805] [2020-10-27 22:00:19,232 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 22:00:19,232 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:19,233 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 22:00:19,233 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 22:00:19,233 INFO L87 Difference]: Start difference. First operand 398 states and 496 transitions. Second operand 9 states. [2020-10-27 22:00:20,319 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:20,634 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:20,925 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:22,485 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:00:22,486 INFO L93 Difference]: Finished difference Result 949 states and 1341 transitions. [2020-10-27 22:00:22,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:00:22,489 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 137 [2020-10-27 22:00:22,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:00:22,502 INFO L225 Difference]: With dead ends: 949 [2020-10-27 22:00:22,502 INFO L226 Difference]: Without dead ends: 575 [2020-10-27 22:00:22,504 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 59 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:00:22,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 575 states. [2020-10-27 22:00:22,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 575 to 406. [2020-10-27 22:00:22,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 406 states. [2020-10-27 22:00:22,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 406 states to 406 states and 504 transitions. [2020-10-27 22:00:22,635 INFO L78 Accepts]: Start accepts. Automaton has 406 states and 504 transitions. Word has length 137 [2020-10-27 22:00:22,638 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:00:22,638 INFO L481 AbstractCegarLoop]: Abstraction has 406 states and 504 transitions. [2020-10-27 22:00:22,638 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 22:00:22,638 INFO L276 IsEmpty]: Start isEmpty. Operand 406 states and 504 transitions. [2020-10-27 22:00:22,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2020-10-27 22:00:22,643 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:22,644 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 3, 3, 3, 3, 3, 3, 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 22:00:22,644 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 22:00:22,644 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 22:00:22,645 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:22,645 INFO L82 PathProgramCache]: Analyzing trace with hash -1521023936, now seen corresponding path program 1 times [2020-10-27 22:00:22,645 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:22,646 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1526151842] [2020-10-27 22:00:22,646 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:22,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:22,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:22,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:22,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:22,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:22,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:22,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:22,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:24,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:27,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:27,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-27 22:00:27,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-27 22:00:27,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 22:00:27,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 87 [2020-10-27 22:00:27,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-27 22:00:27,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:27,977 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:27,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:27,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:27,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-27 22:00:28,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:28,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:28,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:28,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:28,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:28,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:28,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:28,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:28,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:00:28,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:28,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-27 22:00:28,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:00:28,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:28,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:28,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:00:28,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:28,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:28,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 22:00:28,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-27 22:00:28,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:28,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:00:28,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:28,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:00:28,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:28,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:28,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:00:28,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-27 22:00:28,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,143 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:00:28,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,144 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:00:28,144 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-27 22:00:28,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:28,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:00:28,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 22:00:28,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:28,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:00:28,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:28,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:28,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:00:28,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:28,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,176 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:00:28,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:00:28,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:28,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:00:28,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:28,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:28,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:28,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:28,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-27 22:00:28,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:28,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:28,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 22:00:28,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:28,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:28,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:28,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:28,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:28,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:28,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:28,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:28,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:28,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:28,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:28,235 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 15 proven. 2 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2020-10-27 22:00:28,236 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1526151842] [2020-10-27 22:00:28,236 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:00:28,236 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 22:00:28,236 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525687179] [2020-10-27 22:00:28,237 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 22:00:28,237 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:28,238 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 22:00:28,238 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2020-10-27 22:00:28,238 INFO L87 Difference]: Start difference. First operand 406 states and 504 transitions. Second operand 7 states. [2020-10-27 22:00:28,918 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:00:31,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:00:31,007 INFO L93 Difference]: Finished difference Result 1292 states and 1843 transitions. [2020-10-27 22:00:31,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 22:00:31,007 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 137 [2020-10-27 22:00:31,008 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:00:31,013 INFO L225 Difference]: With dead ends: 1292 [2020-10-27 22:00:31,013 INFO L226 Difference]: Without dead ends: 656 [2020-10-27 22:00:31,017 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=66, Invalid=116, Unknown=0, NotChecked=0, Total=182 [2020-10-27 22:00:31,018 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 656 states. [2020-10-27 22:00:31,117 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 656 to 471. [2020-10-27 22:00:31,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 471 states. [2020-10-27 22:00:31,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 471 states and 578 transitions. [2020-10-27 22:00:31,122 INFO L78 Accepts]: Start accepts. Automaton has 471 states and 578 transitions. Word has length 137 [2020-10-27 22:00:31,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:00:31,122 INFO L481 AbstractCegarLoop]: Abstraction has 471 states and 578 transitions. [2020-10-27 22:00:31,122 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 22:00:31,122 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 578 transitions. [2020-10-27 22:00:31,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2020-10-27 22:00:31,124 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:31,124 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] [2020-10-27 22:00:31,124 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 22:00:31,125 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 22:00:31,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:31,125 INFO L82 PathProgramCache]: Analyzing trace with hash -1746106665, now seen corresponding path program 1 times [2020-10-27 22:00:31,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:31,126 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [821496228] [2020-10-27 22:00:31,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:31,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:31,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:31,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:31,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-27 22:00:36,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:00:36,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-27 22:00:36,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:00:36,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 100 [2020-10-27 22:00:36,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-27 22:00:36,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,468 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:36,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:36,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:36,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 22:00:36,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,506 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:36,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:36,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:36,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:36,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:36,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:36,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:36,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:36,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:36,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:36,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:36,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 22:00:36,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:36,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:36,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,567 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-27 22:00:36,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:00:36,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 22:00:36,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:00:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-27 22:00:36,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:36,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:00:36,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,654 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-27 22:00:36,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:00:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-27 22:00:36,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:36,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:00:36,664 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:36,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:36,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:00:36,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:36,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:00:36,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:00:36,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 22:00:36,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:00:36,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-27 22:00:36,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:36,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:00:36,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:00:36,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:00:36,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:00:36,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:36,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:36,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:36,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:00:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:00:36,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:36,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:36,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:36,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:36,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:36,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2020-10-27 22:00:36,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:36,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:36,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:36,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:36,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-27 22:00:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:36,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:36,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:36,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:36,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:36,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:36,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:36,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:36,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:36,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:36,847 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 22:00:36,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [821496228] [2020-10-27 22:00:36,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 22:00:36,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 22:00:36,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [966633158] [2020-10-27 22:00:36,848 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 22:00:36,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:36,849 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 22:00:36,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-27 22:00:36,849 INFO L87 Difference]: Start difference. First operand 471 states and 578 transitions. Second operand 13 states. [2020-10-27 22:00:37,514 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:38,784 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-27 22:00:39,168 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:39,512 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:39,793 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-27 22:00:40,161 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:40,468 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:40,778 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:41,074 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:41,429 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:41,755 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:42,262 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:42,577 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:43,411 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:00:45,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:00:45,075 INFO L93 Difference]: Finished difference Result 1325 states and 1825 transitions. [2020-10-27 22:00:45,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 22:00:45,079 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 99 [2020-10-27 22:00:45,080 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:00:45,087 INFO L225 Difference]: With dead ends: 1325 [2020-10-27 22:00:45,087 INFO L226 Difference]: Without dead ends: 794 [2020-10-27 22:00:45,091 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 197 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=195, Invalid=797, Unknown=0, NotChecked=0, Total=992 [2020-10-27 22:00:45,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 794 states. [2020-10-27 22:00:45,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 794 to 632. [2020-10-27 22:00:45,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 632 states. [2020-10-27 22:00:45,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 632 states to 632 states and 768 transitions. [2020-10-27 22:00:45,224 INFO L78 Accepts]: Start accepts. Automaton has 632 states and 768 transitions. Word has length 99 [2020-10-27 22:00:45,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:00:45,225 INFO L481 AbstractCegarLoop]: Abstraction has 632 states and 768 transitions. [2020-10-27 22:00:45,225 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 22:00:45,225 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 768 transitions. [2020-10-27 22:00:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2020-10-27 22:00:45,230 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:45,230 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-27 22:00:45,230 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 22:00:45,230 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 22:00:45,231 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:45,231 INFO L82 PathProgramCache]: Analyzing trace with hash -2049534496, now seen corresponding path program 1 times [2020-10-27 22:00:45,231 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:45,232 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1216301327] [2020-10-27 22:00:45,232 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:45,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:45,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:45,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:45,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 182 [2020-10-27 22:00:47,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:00:47,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1796 [2020-10-27 22:00:47,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 54 [2020-10-27 22:00:47,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 22:00:47,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,397 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:47,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:47,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-27 22:00:47,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:47,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:47,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:47,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:47,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:47,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:47,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:47,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,470 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:47,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:47,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:47,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:47,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:00:47,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:00:47,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:00:47,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:47,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 22:00:47,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:47,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:00:47,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 22:00:47,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:47,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-27 22:00:47,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:47,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:00:47,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:00:47,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:47,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:00:47,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:47,576 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:47,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,580 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:00:47,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:47,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:00:47,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:00:47,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:47,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:47,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:00:47,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:47,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:47,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:47,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:47,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:47,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:00:47,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:00:47,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:00:47,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-27 22:00:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:47,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:47,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:00:47,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:47,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:47,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:00:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:47,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:47,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:47,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:47,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-27 22:00:47,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:47,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:47,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-27 22:00:47,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:47,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:47,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:47,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:47,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:47,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:47,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:47,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:47,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:47,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:47,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 22:00:47,732 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 15 proven. 1 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-27 22:00:47,733 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1216301327] [2020-10-27 22:00:47,733 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:00:47,733 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 22:00:47,733 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [958727913] [2020-10-27 22:00:47,734 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 22:00:47,734 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:47,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 22:00:47,735 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-10-27 22:00:47,735 INFO L87 Difference]: Start difference. First operand 632 states and 768 transitions. Second operand 8 states. [2020-10-27 22:00:48,138 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:49,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:00:49,438 INFO L93 Difference]: Finished difference Result 878 states and 1196 transitions. [2020-10-27 22:00:49,439 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 22:00:49,439 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 126 [2020-10-27 22:00:49,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:00:49,448 INFO L225 Difference]: With dead ends: 878 [2020-10-27 22:00:49,448 INFO L226 Difference]: Without dead ends: 755 [2020-10-27 22:00:49,450 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:00:49,451 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 755 states. [2020-10-27 22:00:49,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 755 to 516. [2020-10-27 22:00:49,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 516 states. [2020-10-27 22:00:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 516 states to 516 states and 621 transitions. [2020-10-27 22:00:49,574 INFO L78 Accepts]: Start accepts. Automaton has 516 states and 621 transitions. Word has length 126 [2020-10-27 22:00:49,574 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:00:49,574 INFO L481 AbstractCegarLoop]: Abstraction has 516 states and 621 transitions. [2020-10-27 22:00:49,574 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 22:00:49,574 INFO L276 IsEmpty]: Start isEmpty. Operand 516 states and 621 transitions. [2020-10-27 22:00:49,579 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2020-10-27 22:00:49,580 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 22:00:49,580 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 22:00:49,580 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 22:00:49,580 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 22:00:49,581 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 22:00:49,581 INFO L82 PathProgramCache]: Analyzing trace with hash 1844228912, now seen corresponding path program 1 times [2020-10-27 22:00:49,581 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 22:00:49,581 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1084868844] [2020-10-27 22:00:49,582 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 22:00:49,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:49,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:49,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:51,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 216 [2020-10-27 22:00:53,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 22:00:53,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3604 [2020-10-27 22:00:53,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 22:00:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 167 [2020-10-27 22:00:53,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 34 [2020-10-27 22:00:53,214 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,519 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:00:53,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 22:00:53,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 22:00:53,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 22:00:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:53,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 22:00:53,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:53,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:53,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,569 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-27 22:00:53,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:53,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:53,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-27 22:00:53,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-27 22:00:53,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 22:00:53,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:53,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-27 22:00:53,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 22:00:53,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:53,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-27 22:00:53,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 22:00:53,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:53,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-27 22:00:53,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:53,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:53,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-27 22:00:53,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,659 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 22:00:53,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-27 22:00:53,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,664 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:53,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:53,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:00:53,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:53,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:53,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 22:00:53,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-27 22:00:53,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:53,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,700 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,700 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,700 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,700 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:00:53,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,701 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,701 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2020-10-27 22:00:53,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:53,719 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-27 22:00:53,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 22:00:53,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2020-10-27 22:00:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 36 [2020-10-27 22:00:53,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-27 22:00:53,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 22:00:53,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 18 [2020-10-27 22:00:53,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:53,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-27 22:00:53,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 22:00:53,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 22:00:53,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:00:53,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 22:00:53,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,877 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:53,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 22:00:53,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 22:00:53,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2020-10-27 22:00:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-27 22:00:53,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 22:00:53,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 22:00:53,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 22:00:53,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-27 22:00:53,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 22:00:53,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 22:00:53,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 22:00:53,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 22:00:53,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 22:00:53,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 22:00:53,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-27 22:00:53,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 22:00:53,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 22:00:53,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 22:00:53,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 22:00:53,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 22:00:53,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 22:00:53,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-27 22:00:53,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 22:00:53,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 22:00:53,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 22:00:53,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 22:00:53,962 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 18 proven. 1 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2020-10-27 22:00:53,962 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1084868844] [2020-10-27 22:00:53,962 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 22:00:53,962 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 22:00:53,963 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [953359475] [2020-10-27 22:00:53,963 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 22:00:53,963 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 22:00:53,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 22:00:53,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-10-27 22:00:53,964 INFO L87 Difference]: Start difference. First operand 516 states and 621 transitions. Second operand 15 states. [2020-10-27 22:00:54,596 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:55,926 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:56,316 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:56,656 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:56,952 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:57,309 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:57,611 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:58,241 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:58,545 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:00:58,894 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-27 22:00:59,681 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:00:59,970 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-27 22:01:00,300 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:01,827 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-27 22:01:02,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 22:01:02,831 INFO L93 Difference]: Finished difference Result 1531 states and 2076 transitions. [2020-10-27 22:01:02,833 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 22:01:02,833 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 150 [2020-10-27 22:01:02,834 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 22:01:02,835 INFO L225 Difference]: With dead ends: 1531 [2020-10-27 22:01:02,835 INFO L226 Difference]: Without dead ends: 0 [2020-10-27 22:01:02,841 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 318 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=307, Invalid=1175, Unknown=0, NotChecked=0, Total=1482 [2020-10-27 22:01:02,841 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-27 22:01:02,842 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-27 22:01:02,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-27 22:01:02,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-27 22:01:02,842 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 150 [2020-10-27 22:01:02,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 22:01:02,842 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-27 22:01:02,843 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 22:01:02,843 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-27 22:01:02,843 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-27 22:01:02,843 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 22:01:02,845 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-27 22:01:05,582 WARN L193 SmtUtils]: Spent 517.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 219 [2020-10-27 22:01:07,273 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 239 DAG size of output: 217 [2020-10-27 22:01:07,495 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 202 [2020-10-27 22:01:07,655 WARN L193 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 202 [2020-10-27 22:01:08,194 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 242 DAG size of output: 202 [2020-10-27 22:01:12,175 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 233 [2020-10-27 22:01:12,523 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 315 DAG size of output: 233 [2020-10-27 22:01:15,547 WARN L193 SmtUtils]: Spent 385.00 ms on a formula simplification. DAG size of input: 306 DAG size of output: 257 [2020-10-27 22:01:16,005 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 16 [2020-10-27 22:01:16,412 WARN L193 SmtUtils]: Spent 399.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 7 [2020-10-27 22:01:17,107 WARN L193 SmtUtils]: Spent 690.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 24 [2020-10-27 22:01:17,324 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:01:17,560 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:17,771 WARN L193 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-27 22:01:17,995 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:18,200 WARN L193 SmtUtils]: Spent 199.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 1 [2020-10-27 22:01:18,796 WARN L193 SmtUtils]: Spent 560.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 23 [2020-10-27 22:01:19,083 WARN L193 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 163 DAG size of output: 21 [2020-10-27 22:01:19,665 WARN L193 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 10 [2020-10-27 22:01:20,102 WARN L193 SmtUtils]: Spent 424.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 24 [2020-10-27 22:01:20,767 WARN L193 SmtUtils]: Spent 661.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:01:20,961 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:01:21,712 WARN L193 SmtUtils]: Spent 745.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:01:21,963 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-27 22:01:22,240 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 20 [2020-10-27 22:01:23,071 WARN L193 SmtUtils]: Spent 816.00 ms on a formula simplification. DAG size of input: 172 DAG size of output: 23 [2020-10-27 22:01:23,769 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 21 [2020-10-27 22:01:23,988 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 1 [2020-10-27 22:01:24,803 WARN L193 SmtUtils]: Spent 808.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 21 [2020-10-27 22:01:25,029 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:25,844 WARN L193 SmtUtils]: Spent 809.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-27 22:01:26,082 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:26,510 WARN L193 SmtUtils]: Spent 422.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 11 [2020-10-27 22:01:27,266 WARN L193 SmtUtils]: Spent 751.00 ms on a formula simplification. DAG size of input: 171 DAG size of output: 25 [2020-10-27 22:01:27,509 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 16 [2020-10-27 22:01:28,297 WARN L193 SmtUtils]: Spent 781.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 19 [2020-10-27 22:01:28,572 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 22:01:29,166 WARN L193 SmtUtils]: Spent 590.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 18 [2020-10-27 22:01:29,375 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:01:29,753 WARN L193 SmtUtils]: Spent 375.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 7 [2020-10-27 22:01:30,244 WARN L193 SmtUtils]: Spent 395.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 13 [2020-10-27 22:01:30,651 WARN L193 SmtUtils]: Spent 403.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 11 [2020-10-27 22:01:30,856 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 1 [2020-10-27 22:01:31,073 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 18 [2020-10-27 22:01:31,295 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:31,633 WARN L193 SmtUtils]: Spent 335.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 25 [2020-10-27 22:01:31,958 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 25 [2020-10-27 22:01:32,429 WARN L193 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 13 [2020-10-27 22:01:32,879 WARN L193 SmtUtils]: Spent 440.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 23 [2020-10-27 22:01:33,108 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:33,318 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 1 [2020-10-27 22:01:33,545 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:33,769 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 25 [2020-10-27 22:01:34,997 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 185 DAG size of output: 31 [2020-10-27 22:01:35,193 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 160 DAG size of output: 1 [2020-10-27 22:01:35,602 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 3 [2020-10-27 22:01:36,406 WARN L193 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 20 [2020-10-27 22:01:36,599 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 158 DAG size of output: 1 [2020-10-27 22:01:37,464 WARN L193 SmtUtils]: Spent 862.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 24 [2020-10-27 22:01:37,895 WARN L193 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 165 DAG size of output: 7 [2020-10-27 22:01:37,900 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-27 22:01:37,901 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-27 22:01:37,901 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-27 22:01:37,901 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-27 22:01:37,901 INFO L274 CegarLoopResult]: For program point L578-2(lines 578 599) no Hoare annotation was computed. [2020-10-27 22:01:37,902 INFO L274 CegarLoopResult]: For program point L600(lines 577 601) no Hoare annotation was computed. [2020-10-27 22:01:37,902 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 553 608) no Hoare annotation was computed. [2020-10-27 22:01:37,902 INFO L274 CegarLoopResult]: For program point L584(lines 584 588) no Hoare annotation was computed. [2020-10-27 22:01:37,902 INFO L274 CegarLoopResult]: For program point L584-1(lines 584 588) no Hoare annotation was computed. [2020-10-27 22:01:37,902 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 553 608) no Hoare annotation was computed. [2020-10-27 22:01:37,902 INFO L274 CegarLoopResult]: For program point L579(line 579) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 553 608) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point L641(lines 641 645) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point L641-1(lines 641 645) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point L636(line 636) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point L635-2(lines 635 660) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 609 668) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point L661(lines 634 662) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 609 668) no Hoare annotation was computed. [2020-10-27 22:01:37,903 INFO L274 CegarLoopResult]: For program point L654(line 654) no Hoare annotation was computed. [2020-10-27 22:01:37,904 INFO L274 CegarLoopResult]: For program point L654-1(line 654) no Hoare annotation was computed. [2020-10-27 22:01:37,904 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 609 668) no Hoare annotation was computed. [2020-10-27 22:01:37,904 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 101 107) the Hoare annotation is: true [2020-10-27 22:01:37,904 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-27 22:01:37,904 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 108 116) no Hoare annotation was computed. [2020-10-27 22:01:37,904 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 108 116) the Hoare annotation is: true [2020-10-27 22:01:37,904 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 108 116) no Hoare annotation was computed. [2020-10-27 22:01:37,904 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 939 961) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,904 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 939 961) no Hoare annotation was computed. [2020-10-27 22:01:37,905 INFO L270 CegarLoopResult]: At program point L951(line 951) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,905 INFO L270 CegarLoopResult]: At program point L951-1(line 951) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,905 INFO L274 CegarLoopResult]: For program point L949(lines 949 956) no Hoare annotation was computed. [2020-10-27 22:01:37,905 INFO L274 CegarLoopResult]: For program point L949-1(lines 949 956) no Hoare annotation was computed. [2020-10-27 22:01:37,905 INFO L274 CegarLoopResult]: For program point L947(line 947) no Hoare annotation was computed. [2020-10-27 22:01:37,905 INFO L270 CegarLoopResult]: At program point L946(line 946) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,905 INFO L270 CegarLoopResult]: At program point L945(line 945) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,905 INFO L270 CegarLoopResult]: At program point L945-1(line 945) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 939 961) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 898 921) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 898 921) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 898 921) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point L916(line 916) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point L915(line 915) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point L914(line 914) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point L913(line 913) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point L912(line 912) no Hoare annotation was computed. [2020-10-27 22:01:37,906 INFO L274 CegarLoopResult]: For program point L911(line 911) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L910(line 910) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L909(line 909) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L908(line 908) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L907(line 907) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L906(line 906) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L905(line 905) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L903(line 903) no Hoare annotation was computed. [2020-10-27 22:01:37,907 INFO L270 CegarLoopResult]: At program point L277(line 277) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:01:37,907 INFO L274 CegarLoopResult]: For program point L277-1(lines 258 282) no Hoare annotation was computed. [2020-10-27 22:01:37,908 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 258 282) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 .cse1 (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2020-10-27 22:01:37,908 INFO L270 CegarLoopResult]: At program point L272(line 272) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0 (and (= processEnvironment__wrappee__methaneQuery_~tmp~1 0) .cse1)) (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:01:37,908 INFO L270 CegarLoopResult]: At program point L268(line 268) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2020-10-27 22:01:37,908 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 258 282) no Hoare annotation was computed. [2020-10-27 22:01:37,908 INFO L274 CegarLoopResult]: For program point L266(lines 266 274) no Hoare annotation was computed. [2020-10-27 22:01:37,908 INFO L270 CegarLoopResult]: At program point L264(line 264) the Hoare annotation is: (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (and .cse1 (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse1 .cse0))) [2020-10-27 22:01:37,909 INFO L274 CegarLoopResult]: For program point L264-1(line 264) no Hoare annotation was computed. [2020-10-27 22:01:37,909 INFO L274 CegarLoopResult]: For program point L262(lines 262 279) no Hoare annotation was computed. [2020-10-27 22:01:37,909 INFO L274 CegarLoopResult]: For program point stopSystemEXIT(lines 417 431) no Hoare annotation was computed. [2020-10-27 22:01:37,909 INFO L270 CegarLoopResult]: At program point L423(line 423) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:01:37,909 INFO L270 CegarLoopResult]: At program point stopSystemENTRY(lines 417 431) the Hoare annotation is: (and (= |old(~systemActive~0)| ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:01:37,909 INFO L274 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2020-10-27 22:01:37,909 INFO L274 CegarLoopResult]: For program point stopSystemFINAL(lines 417 431) no Hoare annotation was computed. [2020-10-27 22:01:37,909 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 353 361) no Hoare annotation was computed. [2020-10-27 22:01:37,909 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 353 361) the Hoare annotation is: true [2020-10-27 22:01:37,909 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 353 361) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point L381(lines 381 389) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point L381-2(lines 381 389) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point L369(lines 369 377) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point L369-2(lines 369 377) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 362 397) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point L392(line 392) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point L392-1(line 392) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 362 397) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 362 397) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 94 100) no Hoare annotation was computed. [2020-10-27 22:01:37,910 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 94 100) the Hoare annotation is: true [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 507 552) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 507 552) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 507 552) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point L834-1(lines 834 854) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 820 865) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point L851(lines 851 852) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 844 845) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 851 852) no Hoare annotation was computed. [2020-10-27 22:01:37,911 INFO L274 CegarLoopResult]: For program point L844(lines 844 845) no Hoare annotation was computed. [2020-10-27 22:01:37,912 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 820 865) no Hoare annotation was computed. [2020-10-27 22:01:37,912 INFO L274 CegarLoopResult]: For program point L840(lines 840 847) no Hoare annotation was computed. [2020-10-27 22:01:37,912 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 820 865) no Hoare annotation was computed. [2020-10-27 22:01:37,912 INFO L274 CegarLoopResult]: For program point L834(lines 834 854) no Hoare annotation was computed. [2020-10-27 22:01:37,912 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 929 938) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,912 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 929 938) no Hoare annotation was computed. [2020-10-27 22:01:37,912 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 929 938) no Hoare annotation was computed. [2020-10-27 22:01:37,912 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 342 352) the Hoare annotation is: true [2020-10-27 22:01:37,913 INFO L277 CegarLoopResult]: At program point L347(line 347) the Hoare annotation is: true [2020-10-27 22:01:37,913 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 342 352) no Hoare annotation was computed. [2020-10-27 22:01:37,913 INFO L274 CegarLoopResult]: For program point L347-1(line 347) no Hoare annotation was computed. [2020-10-27 22:01:37,913 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 342 352) no Hoare annotation was computed. [2020-10-27 22:01:37,913 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 334 341) the Hoare annotation is: (= ~pumpRunning~0 |old(~pumpRunning~0)|) [2020-10-27 22:01:37,913 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 334 341) no Hoare annotation was computed. [2020-10-27 22:01:37,913 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 334 341) no Hoare annotation was computed. [2020-10-27 22:01:37,913 INFO L274 CegarLoopResult]: For program point L207(lines 207 213) no Hoare annotation was computed. [2020-10-27 22:01:37,913 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 203 216) no Hoare annotation was computed. [2020-10-27 22:01:37,914 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 203 216) the Hoare annotation is: true [2020-10-27 22:01:37,914 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 203 216) no Hoare annotation was computed. [2020-10-27 22:01:37,914 INFO L274 CegarLoopResult]: For program point L290-1(line 290) no Hoare annotation was computed. [2020-10-27 22:01:37,914 INFO L274 CegarLoopResult]: For program point L288(lines 288 305) no Hoare annotation was computed. [2020-10-27 22:01:37,914 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 284 308) no Hoare annotation was computed. [2020-10-27 22:01:37,914 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 284 308) the Hoare annotation is: (or (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) [2020-10-27 22:01:37,914 INFO L270 CegarLoopResult]: At program point L303(line 303) the Hoare annotation is: (or (= 0 ~systemActive~0) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:01:37,914 INFO L274 CegarLoopResult]: For program point L303-1(lines 284 308) no Hoare annotation was computed. [2020-10-27 22:01:37,914 INFO L270 CegarLoopResult]: At program point L298(line 298) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment_~tmp~2 ~methaneLevelCritical~0))))) [2020-10-27 22:01:37,915 INFO L270 CegarLoopResult]: At program point L294(line 294) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (and (<= ~methaneLevelCritical~0 processEnvironment_~tmp~2) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (<= processEnvironment_~tmp~2 ~methaneLevelCritical~0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0))) [2020-10-27 22:01:37,915 INFO L274 CegarLoopResult]: For program point L292(lines 292 300) no Hoare annotation was computed. [2020-10-27 22:01:37,915 INFO L270 CegarLoopResult]: At program point L290(line 290) the Hoare annotation is: (let ((.cse0 (= 0 ~systemActive~0))) (and (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse0 (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2020-10-27 22:01:37,915 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 250 256) no Hoare annotation was computed. [2020-10-27 22:01:37,915 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 250 256) the Hoare annotation is: true [2020-10-27 22:01:37,915 INFO L270 CegarLoopResult]: At program point testENTRY(lines 434 499) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (= |old(~systemActive~0)| ~systemActive~0) (<= ~methaneLevelCritical~0 0) (= |old(~waterLevel~0)| ~waterLevel~0) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) [2020-10-27 22:01:37,915 INFO L274 CegarLoopResult]: For program point L446(lines 446 450) no Hoare annotation was computed. [2020-10-27 22:01:37,915 INFO L274 CegarLoopResult]: For program point testFINAL(lines 434 499) no Hoare annotation was computed. [2020-10-27 22:01:37,916 INFO L270 CegarLoopResult]: At program point L492(lines 443 493) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:01:37,916 INFO L277 CegarLoopResult]: At program point L482(line 482) the Hoare annotation is: true [2020-10-27 22:01:37,916 INFO L274 CegarLoopResult]: For program point L480(lines 480 486) no Hoare annotation was computed. [2020-10-27 22:01:37,916 INFO L270 CegarLoopResult]: At program point L480-1(lines 474 487) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (not (= 0 ~systemActive~0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:01:37,916 INFO L274 CegarLoopResult]: For program point L445(lines 444 491) no Hoare annotation was computed. [2020-10-27 22:01:37,916 INFO L274 CegarLoopResult]: For program point L474(lines 474 487) no Hoare annotation was computed. [2020-10-27 22:01:37,916 INFO L270 CegarLoopResult]: At program point L466(line 466) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (and (not (= 0 ~systemActive~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:01:37,916 INFO L274 CegarLoopResult]: For program point L464(lines 464 470) no Hoare annotation was computed. [2020-10-27 22:01:37,917 INFO L274 CegarLoopResult]: For program point L464-1(lines 464 470) no Hoare annotation was computed. [2020-10-27 22:01:37,917 INFO L270 CegarLoopResult]: At program point L489(lines 444 491) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0))) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:01:37,917 INFO L270 CegarLoopResult]: At program point L456(line 456) the Hoare annotation is: (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~pumpRunning~0)| 0)) (= |old(~systemActive~0)| 0) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0))) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) [2020-10-27 22:01:37,917 INFO L274 CegarLoopResult]: For program point L454(lines 454 460) no Hoare annotation was computed. [2020-10-27 22:01:37,917 INFO L274 CegarLoopResult]: For program point L454-1(lines 454 460) no Hoare annotation was computed. [2020-10-27 22:01:37,917 INFO L274 CegarLoopResult]: For program point testEXIT(lines 434 499) no Hoare annotation was computed. [2020-10-27 22:01:37,917 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 798 799) no Hoare annotation was computed. [2020-10-27 22:01:37,917 INFO L274 CegarLoopResult]: For program point L798(lines 798 799) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 805 806) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point L794(lines 794 801) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 774 819) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 774 819) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point L788(lines 788 808) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point L788-1(lines 788 808) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 774 819) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point L805(lines 805 806) no Hoare annotation was computed. [2020-10-27 22:01:37,918 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 309 316) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (<= ~methaneLevelCritical~0 0))) [2020-10-27 22:01:37,918 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 309 316) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 309 316) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point L179-2(lines 179 187) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 171 193) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 171 193) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 171 193) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point L179(lines 179 187) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 84 93) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 84 93) no Hoare annotation was computed. [2020-10-27 22:01:37,919 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 84 93) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 671 773) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L700(lines 700 716) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L760(lines 760 767) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L721(lines 720 740) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L752(line 752) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L752-1(line 752) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L717(lines 717 758) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 671 773) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L736(line 736) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L736-1(line 736) no Hoare annotation was computed. [2020-10-27 22:01:37,920 INFO L274 CegarLoopResult]: For program point L695(lines 695 699) no Hoare annotation was computed. [2020-10-27 22:01:37,921 INFO L274 CegarLoopResult]: For program point L759(lines 759 770) no Hoare annotation was computed. [2020-10-27 22:01:37,921 INFO L274 CegarLoopResult]: For program point L722(lines 722 726) no Hoare annotation was computed. [2020-10-27 22:01:37,921 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 671 773) no Hoare annotation was computed. [2020-10-27 22:01:37,921 INFO L274 CegarLoopResult]: For program point L720-2(lines 720 740) no Hoare annotation was computed. [2020-10-27 22:01:37,921 INFO L274 CegarLoopResult]: For program point L741(lines 719 742) no Hoare annotation was computed. [2020-10-27 22:01:37,921 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:01:37,921 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string67.offset| |old(#t~string67.offset)|) (= |#t~string65.base| |old(#t~string65.base)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string75.offset| |old(#t~string75.offset)|) (= |#t~string73.base| |old(#t~string73.base)|) (= |old(#valid)| |#valid|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string17.offset| |old(#t~string17.offset)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string25.base| |old(#t~string25.base)|) (= |#t~string15.base| |old(#t~string15.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string77.offset| |old(#t~string77.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string65.offset| |old(#t~string65.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string67.base| |old(#t~string67.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string63.base| |old(#t~string63.base)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string15.offset| |old(#t~string15.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string25.offset| |old(#t~string25.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string73.offset| |old(#t~string73.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string17.base| |old(#t~string17.base)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string63.offset| |old(#t~string63.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string75.base| |old(#t~string75.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= |#t~string77.base| |old(#t~string77.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string13.offset| |old(#t~string13.offset)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-27 22:01:37,922 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:01:37,922 INFO L274 CegarLoopResult]: For program point L322-1(line 322) no Hoare annotation was computed. [2020-10-27 22:01:37,922 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 317 333) no Hoare annotation was computed. [2020-10-27 22:01:37,922 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 317 333) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0)) [2020-10-27 22:01:37,922 INFO L270 CegarLoopResult]: At program point L328(line 328) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and (<= activatePump_~tmp~3 ~methaneLevelCritical~0) (<= ~methaneLevelCritical~0 0) (<= ~methaneLevelCritical~0 activatePump_~tmp~3) (<= 0 ~methaneLevelCritical~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (= 0 ~systemActive~0)) [2020-10-27 22:01:37,922 INFO L274 CegarLoopResult]: For program point L328-1(lines 317 333) no Hoare annotation was computed. [2020-10-27 22:01:37,922 INFO L274 CegarLoopResult]: For program point L324(lines 324 330) no Hoare annotation was computed. [2020-10-27 22:01:37,922 INFO L270 CegarLoopResult]: At program point L322(line 322) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= 0 ~systemActive~0)) [2020-10-27 22:01:37,922 INFO L274 CegarLoopResult]: For program point getWaterLevelENTRY(lines 194 202) no Hoare annotation was computed. [2020-10-27 22:01:37,923 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 194 202) no Hoare annotation was computed. [2020-10-27 22:01:37,923 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 194 202) no Hoare annotation was computed. [2020-10-27 22:01:37,923 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 398 416) no Hoare annotation was computed. [2020-10-27 22:01:37,923 INFO L274 CegarLoopResult]: For program point L407(lines 407 411) no Hoare annotation was computed. [2020-10-27 22:01:37,923 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 398 416) the Hoare annotation is: true [2020-10-27 22:01:37,923 INFO L277 CegarLoopResult]: At program point L405(line 405) the Hoare annotation is: true [2020-10-27 22:01:37,923 INFO L274 CegarLoopResult]: For program point L407-2(lines 407 411) no Hoare annotation was computed. [2020-10-27 22:01:37,923 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 398 416) no Hoare annotation was computed. [2020-10-27 22:01:37,923 INFO L274 CegarLoopResult]: For program point L405-1(line 405) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 150 161) the Hoare annotation is: (and (or (not (<= 0 ~pumpRunning~0)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (not (<= ~pumpRunning~0 0))) (or (not (<= 0 |old(~methaneLevelCritical~0)|)) (not (<= |old(~methaneLevelCritical~0)| 0)) (= 0 ~systemActive~0) (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0)))) [2020-10-27 22:01:37,924 INFO L274 CegarLoopResult]: For program point L154-1(lines 150 161) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 150 161) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 162 170) the Hoare annotation is: true [2020-10-27 22:01:37,924 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 162 170) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 162 170) no Hoare annotation was computed. [2020-10-27 22:01:37,924 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 226 249) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (= 0 ~systemActive~0)))) [2020-10-27 22:01:37,925 INFO L270 CegarLoopResult]: At program point L239(line 239) the Hoare annotation is: (let ((.cse3 (= 0 ~systemActive~0))) (let ((.cse0 (not .cse3)) (.cse1 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|)))) (and (or (not (<= 0 ~methaneLevelCritical~0)) .cse0 (not (<= ~methaneLevelCritical~0 0))) (or .cse1 .cse2 .cse0) (or .cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse1 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2)))) [2020-10-27 22:01:37,925 INFO L270 CegarLoopResult]: At program point L237(lines 237 243) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0))) (let ((.cse3 (<= ~methaneLevelCritical~0 0)) (.cse0 (<= 0 ~methaneLevelCritical~0)) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not .cse4))) (and (or (not .cse0) .cse1 .cse2 (not .cse3)) (or .cse4 (and .cse3 .cse0) (and (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0))) (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0))) (or (and .cse5 .cse1) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse5 .cse2)))))) [2020-10-27 22:01:37,925 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 226 249) no Hoare annotation was computed. [2020-10-27 22:01:37,925 INFO L270 CegarLoopResult]: At program point L232(line 232) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))) (or .cse0 (= 0 ~systemActive~0)))) [2020-10-27 22:01:37,925 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 226 249) no Hoare annotation was computed. [2020-10-27 22:01:37,925 INFO L274 CegarLoopResult]: For program point L230(lines 229 248) no Hoare annotation was computed. [2020-10-27 22:01:37,925 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 868 897) no Hoare annotation was computed. [2020-10-27 22:01:37,926 INFO L277 CegarLoopResult]: At program point L893(lines 868 897) the Hoare annotation is: true [2020-10-27 22:01:37,926 INFO L270 CegarLoopResult]: At program point cleanupENTRY(lines 868 897) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:01:37,926 INFO L274 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-10-27 22:01:37,926 INFO L274 CegarLoopResult]: For program point L882(lines 882 886) no Hoare annotation was computed. [2020-10-27 22:01:37,926 INFO L270 CegarLoopResult]: At program point L882-1(lines 882 886) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not .cse4) .cse5 .cse3 (not .cse6)) (or (and .cse1 .cse5) .cse0 .cse2 (and .cse6 .cse4)))) [2020-10-27 22:01:37,926 INFO L274 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-10-27 22:01:37,926 INFO L270 CegarLoopResult]: At program point L878-2(lines 878 892) the Hoare annotation is: (let ((.cse3 (not (= 0 ~systemActive~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse6 (<= ~methaneLevelCritical~0 0)) (.cse4 (<= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or (not .cse4) .cse5 .cse3 (not .cse6)) (or (and .cse1 .cse5) .cse0 .cse2 (and .cse6 .cse4)))) [2020-10-27 22:01:37,927 INFO L270 CegarLoopResult]: At program point L874(line 874) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (not (<= ~methaneLevelCritical~0 0))) (or .cse0 (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|))))) [2020-10-27 22:01:37,927 INFO L274 CegarLoopResult]: For program point L874-1(line 874) no Hoare annotation was computed. [2020-10-27 22:01:37,927 INFO L274 CegarLoopResult]: For program point L130-1(lines 126 137) no Hoare annotation was computed. [2020-10-27 22:01:37,927 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 126 137) the Hoare annotation is: (or (= |old(~waterLevel~0)| ~waterLevel~0) (= 0 ~systemActive~0)) [2020-10-27 22:01:37,927 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 126 137) no Hoare annotation was computed. [2020-10-27 22:01:37,927 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 922 928) no Hoare annotation was computed. [2020-10-27 22:01:37,927 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 922 928) the Hoare annotation is: true [2020-10-27 22:01:37,927 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-27 22:01:37,927 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~methaneLevelCritical~0 0) (<= 0 ~methaneLevelCritical~0) (not (= 0 ~systemActive~0)) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-27 22:01:37,927 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-27 22:01:37,928 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-27 22:01:37,928 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 138 149) no Hoare annotation was computed. [2020-10-27 22:01:37,928 INFO L274 CegarLoopResult]: For program point L142-1(lines 138 149) no Hoare annotation was computed. [2020-10-27 22:01:37,928 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 138 149) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0))) (or .cse0 (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (not (<= ~methaneLevelCritical~0 0))))) [2020-10-27 22:01:37,928 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 71 78) no Hoare annotation was computed. [2020-10-27 22:01:37,928 INFO L274 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-10-27 22:01:37,928 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 71 78) the Hoare annotation is: true [2020-10-27 22:01:37,928 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 71 78) no Hoare annotation was computed. [2020-10-27 22:01:37,928 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 45 69) the Hoare annotation is: true [2020-10-27 22:01:37,928 INFO L270 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: (and (or (not (<= 0 ~methaneLevelCritical~0)) (= 0 ~systemActive~0) (not (<= ~methaneLevelCritical~0 0))) (or (not (<= 0 ~pumpRunning~0)) (not (<= ~pumpRunning~0 0)))) [2020-10-27 22:01:37,929 INFO L274 CegarLoopResult]: For program point L57(lines 57 63) no Hoare annotation was computed. [2020-10-27 22:01:37,929 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification1_spec__1EXIT(lines 45 69) no Hoare annotation was computed. [2020-10-27 22:01:37,929 INFO L270 CegarLoopResult]: At program point L55(line 55) the Hoare annotation is: (let ((.cse0 (not (<= 0 ~methaneLevelCritical~0))) (.cse1 (not (<= ~methaneLevelCritical~0 0)))) (and (or .cse0 (= 0 ~systemActive~0) .cse1) (or (not (<= 0 ~pumpRunning~0)) .cse0 (not (<= ~pumpRunning~0 0)) .cse1))) [2020-10-27 22:01:37,929 INFO L274 CegarLoopResult]: For program point L55-1(line 55) no Hoare annotation was computed. [2020-10-27 22:01:37,929 INFO L274 CegarLoopResult]: For program point L53(lines 53 66) no Hoare annotation was computed. [2020-10-27 22:01:37,929 INFO L274 CegarLoopResult]: For program point L53-1(lines 45 69) no Hoare annotation was computed. [2020-10-27 22:01:37,929 INFO L277 CegarLoopResult]: At program point L51(line 51) the Hoare annotation is: true [2020-10-27 22:01:37,929 INFO L274 CegarLoopResult]: For program point L51-1(line 51) no Hoare annotation was computed. [2020-10-27 22:01:37,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 27.10 10:01:37 BoogieIcfgContainer [2020-10-27 22:01:37,948 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-27 22:01:37,950 INFO L168 Benchmark]: Toolchain (without parser) took 111461.21 ms. Allocated memory was 167.8 MB in the beginning and 901.8 MB in the end (delta: 734.0 MB). Free memory was 141.3 MB in the beginning and 750.7 MB in the end (delta: -609.3 MB). Peak memory consumption was 563.9 MB. Max. memory is 8.0 GB. [2020-10-27 22:01:37,951 INFO L168 Benchmark]: CDTParser took 0.56 ms. Allocated memory is still 167.8 MB. Free memory is still 139.4 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-27 22:01:37,951 INFO L168 Benchmark]: CACSL2BoogieTranslator took 688.55 ms. Allocated memory is still 167.8 MB. Free memory was 140.6 MB in the beginning and 119.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. [2020-10-27 22:01:37,952 INFO L168 Benchmark]: Boogie Preprocessor took 140.64 ms. Allocated memory is still 167.8 MB. Free memory was 119.2 MB in the beginning and 115.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:01:37,952 INFO L168 Benchmark]: RCFGBuilder took 1407.68 ms. Allocated memory is still 167.8 MB. Free memory was 115.4 MB in the beginning and 63.5 MB in the end (delta: 51.8 MB). Peak memory consumption was 52.6 MB. Max. memory is 8.0 GB. [2020-10-27 22:01:37,953 INFO L168 Benchmark]: TraceAbstraction took 109210.24 ms. Allocated memory was 167.8 MB in the beginning and 901.8 MB in the end (delta: 734.0 MB). Free memory was 63.0 MB in the beginning and 750.7 MB in the end (delta: -687.6 MB). Peak memory consumption was 485.2 MB. Max. memory is 8.0 GB. [2020-10-27 22:01:37,956 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.56 ms. Allocated memory is still 167.8 MB. Free memory is still 139.4 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 688.55 ms. Allocated memory is still 167.8 MB. Free memory was 140.6 MB in the beginning and 119.2 MB in the end (delta: 21.3 MB). Peak memory consumption was 21.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 140.64 ms. Allocated memory is still 167.8 MB. Free memory was 119.2 MB in the beginning and 115.4 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1407.68 ms. Allocated memory is still 167.8 MB. Free memory was 115.4 MB in the beginning and 63.5 MB in the end (delta: 51.8 MB). Peak memory consumption was 52.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 109210.24 ms. Allocated memory was 167.8 MB in the beginning and 901.8 MB in the end (delta: 734.0 MB). Free memory was 63.0 MB in the beginning and 750.7 MB in the end (delta: -687.6 MB). Peak memory consumption was 485.2 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 805]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 798]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 844]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 851]: 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: 444]: Loop Invariant Derived loop invariant: (((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || ((methaneLevelCritical <= 0 && 0 <= methaneLevelCritical) && !(0 == systemActive))) || (0 <= pumpRunning && pumpRunning <= 0) - InvariantResult [Line: 878]: Loop Invariant Derived loop invariant: ((((!(\old(pumpRunning) <= 0) || \old(waterLevel) == waterLevel) || !(0 <= \old(pumpRunning))) || !(0 == systemActive)) && (((!(0 <= methaneLevelCritical) || pumpRunning == \old(pumpRunning)) || !(0 == systemActive)) || !(methaneLevelCritical <= 0))) && ((((\old(waterLevel) == waterLevel && pumpRunning == \old(pumpRunning)) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) - InvariantResult [Line: 868]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 443]: Loop Invariant Derived loop invariant: (((((!(0 <= \old(methaneLevelCritical)) || !(\old(pumpRunning) <= 0)) || \old(systemActive) == 0) || !(0 <= \old(pumpRunning))) || !(\old(methaneLevelCritical) <= 0)) || (methaneLevelCritical <= 0 && 0 <= methaneLevelCritical)) || (0 <= pumpRunning && pumpRunning <= 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 41 procedures, 250 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 74.0s, OverallIterations: 7, TraceHistogramMax: 4, AutomataDifference: 37.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 35.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 943 SDtfs, 2504 SDslu, 1586 SDs, 0 SdLazy, 8457 SolverSat, 1800 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 427 GetRequests, 287 SyntacticMatches, 0 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 681 ImplicationChecksByTransitivity, 18.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=632occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.7s AutomataMinimizationTime, 7 MinimizatonAttempts, 882 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 64 LocationsWithAnnotation, 1848 PreInvPairs, 2769 NumberOfFragments, 1582 HoareAnnotationTreeSize, 1848 FomulaSimplifications, 54347663 FormulaSimplificationTreeSizeReduction, 12.9s HoareSimplificationTime, 64 FomulaSimplificationsInter, 232281 FormulaSimplificationTreeSizeReductionInter, 21.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 35.2s InterpolantComputationTime, 787 NumberOfCodeBlocks, 787 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 780 ConstructedInterpolants, 0 QuantifiedInterpolants, 307511 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 3 PerfectInterpolantSequences, 163/169 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...