/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 16:56:29,363 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 16:56:29,366 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 16:56:29,404 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 16:56:29,404 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 16:56:29,406 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 16:56:29,407 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 16:56:29,410 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 16:56:29,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 16:56:29,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 16:56:29,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 16:56:29,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 16:56:29,416 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 16:56:29,418 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 16:56:29,419 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 16:56:29,420 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 16:56:29,421 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 16:56:29,422 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 16:56:29,424 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 16:56:29,427 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 16:56:29,429 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 16:56:29,430 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 16:56:29,432 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 16:56:29,433 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 16:56:29,436 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 16:56:29,436 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 16:56:29,437 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 16:56:29,438 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 16:56:29,438 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 16:56:29,439 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 16:56:29,440 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 16:56:29,441 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 16:56:29,442 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 16:56:29,443 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 16:56:29,444 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 16:56:29,444 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 16:56:29,445 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 16:56:29,445 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 16:56:29,446 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 16:56:29,447 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 16:56:29,448 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 16:56:29,449 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 16:56:29,477 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 16:56:29,477 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 16:56:29,479 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 16:56:29,479 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 16:56:29,480 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 16:56:29,480 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 16:56:29,480 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 16:56:29,481 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 16:56:29,481 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 16:56:29,481 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 16:56:29,481 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 16:56:29,481 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 16:56:29,482 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 16:56:29,482 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 16:56:29,482 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 16:56:29,482 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 16:56:29,483 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 16:56:29,483 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 16:56:29,483 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 16:56:29,483 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 16:56:29,484 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 16:56:29,484 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:56:29,484 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 16:56:29,486 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 16:56:29,486 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 16:56:29,486 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 16:56:29,486 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 16:56:29,486 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 16:56:29,487 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 16:56:29,487 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 16:56:29,950 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 16:56:29,996 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 16:56:30,000 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 16:56:30,001 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 16:56:30,002 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 16:56:30,003 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2020-10-28 16:56:30,098 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97aaa6351/1907a426fd4740828bde4de8618bf9e0/FLAG75868a945 [2020-10-28 16:56:30,768 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 16:56:30,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/product-lines/minepump_spec3_product58.cil.c [2020-10-28 16:56:30,786 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97aaa6351/1907a426fd4740828bde4de8618bf9e0/FLAG75868a945 [2020-10-28 16:56:31,066 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/97aaa6351/1907a426fd4740828bde4de8618bf9e0 [2020-10-28 16:56:31,073 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 16:56:31,085 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 16:56:31,088 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 16:56:31,088 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 16:56:31,092 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 16:56:31,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,100 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ef81e0e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31, skipping insertion in model container [2020-10-28 16:56:31,100 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,109 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 16:56:31,183 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 16:56:31,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:56:31,565 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 16:56:31,731 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 16:56:31,785 INFO L208 MainTranslator]: Completed translation [2020-10-28 16:56:31,786 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31 WrapperNode [2020-10-28 16:56:31,786 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 16:56:31,787 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 16:56:31,788 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 16:56:31,788 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 16:56:31,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,804 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,840 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,840 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,870 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,880 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,886 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... [2020-10-28 16:56:31,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 16:56:31,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 16:56:31,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 16:56:31,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 16:56:31,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 16:56:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 16:56:31,983 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 16:56:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-10-28 16:56:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 16:56:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-10-28 16:56:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-10-28 16:56:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-10-28 16:56:31,984 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-10-28 16:56:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 16:56:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-10-28 16:56:31,985 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-10-28 16:56:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-10-28 16:56:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-10-28 16:56:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-10-28 16:56:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-10-28 16:56:31,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-10-28 16:56:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-10-28 16:56:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-10-28 16:56:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-10-28 16:56:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-10-28 16:56:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-10-28 16:56:31,987 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-10-28 16:56:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-10-28 16:56:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-10-28 16:56:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-10-28 16:56:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-10-28 16:56:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-10-28 16:56:31,988 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-10-28 16:56:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:56:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-10-28 16:56:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-10-28 16:56:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-10-28 16:56:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:56:31,989 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-10-28 16:56:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:56:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-10-28 16:56:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-10-28 16:56:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-10-28 16:56:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-10-28 16:56:31,990 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-10-28 16:56:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-10-28 16:56:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-10-28 16:56:31,991 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-10-28 16:56:31,991 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 16:56:31,991 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 16:56:31,991 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 16:56:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 16:56:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 16:56:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-10-28 16:56:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-10-28 16:56:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-10-28 16:56:31,992 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-10-28 16:56:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-10-28 16:56:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-10-28 16:56:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-10-28 16:56:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-10-28 16:56:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-10-28 16:56:31,993 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-10-28 16:56:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-10-28 16:56:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-10-28 16:56:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-10-28 16:56:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 16:56:31,994 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-10-28 16:56:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 16:56:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 16:56:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-10-28 16:56:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 16:56:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 16:56:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 16:56:31,995 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 16:56:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-10-28 16:56:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 16:56:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-10-28 16:56:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-10-28 16:56:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 16:56:31,996 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-10-28 16:56:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-10-28 16:56:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-10-28 16:56:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-10-28 16:56:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-10-28 16:56:31,997 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-10-28 16:56:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-10-28 16:56:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-10-28 16:56:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-10-28 16:56:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-10-28 16:56:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-10-28 16:56:31,998 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-10-28 16:56:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-10-28 16:56:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-10-28 16:56:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-10-28 16:56:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-10-28 16:56:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-10-28 16:56:31,999 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-10-28 16:56:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-10-28 16:56:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-10-28 16:56:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-10-28 16:56:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-10-28 16:56:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 16:56:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 16:56:32,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 16:56:33,327 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 16:56:33,328 INFO L298 CfgBuilder]: Removed 5 assume(true) statements. [2020-10-28 16:56:33,332 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:56:33 BoogieIcfgContainer [2020-10-28 16:56:33,332 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 16:56:33,336 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 16:56:33,336 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 16:56:33,340 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 16:56:33,340 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:56:31" (1/3) ... [2020-10-28 16:56:33,342 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382c9fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:56:33, skipping insertion in model container [2020-10-28 16:56:33,343 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:56:31" (2/3) ... [2020-10-28 16:56:33,343 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@382c9fae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:56:33, skipping insertion in model container [2020-10-28 16:56:33,344 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:56:33" (3/3) ... [2020-10-28 16:56:33,346 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product58.cil.c [2020-10-28 16:56:33,359 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 16:56:33,364 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 5 error locations. [2020-10-28 16:56:33,379 INFO L253 AbstractCegarLoop]: Starting to check reachability of 5 error locations. [2020-10-28 16:56:33,410 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 16:56:33,410 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 16:56:33,411 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 16:56:33,411 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 16:56:33,411 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 16:56:33,411 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 16:56:33,411 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 16:56:33,411 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 16:56:33,436 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states. [2020-10-28 16:56:33,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-10-28 16:56:33,448 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:33,449 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:33,450 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:33,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:33,457 INFO L82 PathProgramCache]: Analyzing trace with hash 2139132602, now seen corresponding path program 1 times [2020-10-28 16:56:33,468 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:33,469 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1969100496] [2020-10-28 16:56:33,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:33,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:33,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:34,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:35,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 87 [2020-10-28 16:56:37,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:56:37,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3254 [2020-10-28 16:56:37,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 16:56:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-28 16:56:37,503 WARN L193 SmtUtils]: Spent 373.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:37,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:37,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,555 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 16:56:37,555 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,555 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:37,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:37,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:37,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:37,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:37,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:37,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:37,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:37,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:37,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:37,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,592 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:37,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:37,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:37,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:37,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:37,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,599 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:37,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:37,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:37,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:37,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:37,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,606 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:37,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:37,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 16:56:37,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:37,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:37,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:56:37,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:37,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:37,623 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,623 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:37,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:37,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:56:37,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:37,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:37,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:37,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:37,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:37,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:37,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:37,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:37,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:37,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:37,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:37,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:37,648 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:56:37,648 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1969100496] [2020-10-28 16:56:37,650 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:56:37,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-28 16:56:37,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168560857] [2020-10-28 16:56:37,656 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-28 16:56:37,657 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:37,671 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-28 16:56:37,672 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:56:37,674 INFO L87 Difference]: Start difference. First operand 197 states. Second operand 3 states. [2020-10-28 16:56:39,207 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:39,208 INFO L93 Difference]: Finished difference Result 349 states and 448 transitions. [2020-10-28 16:56:39,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-28 16:56:39,210 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 53 [2020-10-28 16:56:39,211 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:39,224 INFO L225 Difference]: With dead ends: 349 [2020-10-28 16:56:39,225 INFO L226 Difference]: Without dead ends: 186 [2020-10-28 16:56:39,233 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-28 16:56:39,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-10-28 16:56:39,373 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 151. [2020-10-28 16:56:39,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-28 16:56:39,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 176 transitions. [2020-10-28 16:56:39,379 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 176 transitions. Word has length 53 [2020-10-28 16:56:39,379 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:39,379 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 176 transitions. [2020-10-28 16:56:39,379 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-28 16:56:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 176 transitions. [2020-10-28 16:56:39,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-28 16:56:39,384 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:39,384 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:39,385 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 16:56:39,385 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:39,386 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:39,386 INFO L82 PathProgramCache]: Analyzing trace with hash -1806518734, now seen corresponding path program 1 times [2020-10-28 16:56:39,386 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:39,386 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [659540571] [2020-10-28 16:56:39,386 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:39,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:39,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:39,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:39,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:42,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:42,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-28 16:56:42,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:56:42,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3567 [2020-10-28 16:56:42,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:42,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-28 16:56:42,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:56:42,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:43,308 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:43,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:43,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:43,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:56:43,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:43,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:43,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:43,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:43,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:43,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:43,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:43,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:43,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:43,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:43,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:43,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:43,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:43,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,382 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:43,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:43,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,383 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:43,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:43,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:43,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:43,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:56:43,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:43,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:43,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2020-10-28 16:56:43,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:43,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:43,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:43,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:43,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-10-28 16:56:43,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:43,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:43,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:43,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:43,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:56:43,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:43,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:43,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:43,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:43,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:43,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:43,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:43,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:43,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:43,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:43,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:43,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:43,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:56:43,417 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [659540571] [2020-10-28 16:56:43,417 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:56:43,417 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-28 16:56:43,417 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [639681637] [2020-10-28 16:56:43,419 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-28 16:56:43,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:43,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-28 16:56:43,420 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-28 16:56:43,420 INFO L87 Difference]: Start difference. First operand 151 states and 176 transitions. Second operand 4 states. [2020-10-28 16:56:43,965 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:56:45,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:45,042 INFO L93 Difference]: Finished difference Result 275 states and 331 transitions. [2020-10-28 16:56:45,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:56:45,043 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-10-28 16:56:45,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:45,046 INFO L225 Difference]: With dead ends: 275 [2020-10-28 16:56:45,046 INFO L226 Difference]: Without dead ends: 170 [2020-10-28 16:56:45,048 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:56:45,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-28 16:56:45,105 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 142. [2020-10-28 16:56:45,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-28 16:56:45,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 164 transitions. [2020-10-28 16:56:45,107 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 164 transitions. Word has length 54 [2020-10-28 16:56:45,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:45,108 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 164 transitions. [2020-10-28 16:56:45,108 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-28 16:56:45,108 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 164 transitions. [2020-10-28 16:56:45,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2020-10-28 16:56:45,111 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:45,111 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:45,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 16:56:45,111 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:45,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:45,112 INFO L82 PathProgramCache]: Analyzing trace with hash -1797860125, now seen corresponding path program 1 times [2020-10-28 16:56:45,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:45,113 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1033596063] [2020-10-28 16:56:45,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:45,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:45,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:45,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 16:56:47,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:56:47,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1969 [2020-10-28 16:56:47,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:56:47,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:47,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 16:56:47,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:47,424 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:47,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:47,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:47,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 133 [2020-10-28 16:56:47,580 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,580 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:47,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:47,581 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:56:47,581 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:47,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:47,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:47,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:47,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,616 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:47,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:47,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:47,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:47,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:47,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,623 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:47,623 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,623 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:47,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:47,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:47,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:47,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:47,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:56:47,635 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:47,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:47,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:47,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 16:56:47,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:47,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:47,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:47,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,646 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:47,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:47,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:47,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 16:56:47,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,658 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,658 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:47,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:47,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,659 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:47,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:47,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:47,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:47,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:56:47,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,666 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:47,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:47,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,667 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:47,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:47,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:47,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:47,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 16:56:47,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:47,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:47,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:47,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:47,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:47,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:47,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:47,675 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:47,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:47,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:56:47,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:47,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:47,694 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:56:47,694 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1033596063] [2020-10-28 16:56:47,695 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:56:47,695 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-10-28 16:56:47,695 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563463432] [2020-10-28 16:56:47,696 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-28 16:56:47,697 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:47,698 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-28 16:56:47,698 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-28 16:56:47,698 INFO L87 Difference]: Start difference. First operand 142 states and 164 transitions. Second operand 5 states. [2020-10-28 16:56:48,082 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:56:49,086 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:49,086 INFO L93 Difference]: Finished difference Result 288 states and 349 transitions. [2020-10-28 16:56:49,087 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-28 16:56:49,087 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 59 [2020-10-28 16:56:49,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:49,094 INFO L225 Difference]: With dead ends: 288 [2020-10-28 16:56:49,095 INFO L226 Difference]: Without dead ends: 170 [2020-10-28 16:56:49,096 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 17 SyntacticMatches, 2 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-10-28 16:56:49,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 170 states. [2020-10-28 16:56:49,177 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 170 to 142. [2020-10-28 16:56:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 142 states. [2020-10-28 16:56:49,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 163 transitions. [2020-10-28 16:56:49,181 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 163 transitions. Word has length 59 [2020-10-28 16:56:49,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:49,181 INFO L481 AbstractCegarLoop]: Abstraction has 142 states and 163 transitions. [2020-10-28 16:56:49,182 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-28 16:56:49,182 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 163 transitions. [2020-10-28 16:56:49,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-10-28 16:56:49,192 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:49,192 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:49,192 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 16:56:49,192 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:49,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:49,193 INFO L82 PathProgramCache]: Analyzing trace with hash 1021160743, now seen corresponding path program 1 times [2020-10-28 16:56:49,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:49,194 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [593132663] [2020-10-28 16:56:49,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:49,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:49,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:50,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:50,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-28 16:56:54,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:56:54,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5026 [2020-10-28 16:56:54,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,259 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:56:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 16:56:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 16:56:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,628 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:56:54,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:56:54,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-28 16:56:54,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,696 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:54,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:56:54,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:54,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:54,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:56:54,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:54,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:56:54,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,739 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,739 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,739 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:56:54,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,740 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:54,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:56:54,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:54,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:54,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:56:54,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:56:54,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:54,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 16:56:54,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 21 [2020-10-28 16:56:54,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:56:54,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:56:54,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:54,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:56:54,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:54,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:54,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 14 [2020-10-28 16:56:54,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:56:54,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-28 16:56:54,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:54,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:56:54,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:56:54,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:54,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:54,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:56:54,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:56:54,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 16:56:54,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:56:54,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:54,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:54,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 16:56:54,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:56:54,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,823 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:56:54,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:54,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 16:56:54,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:54,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:54,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:56:54,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:56:54,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:56:54,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:56:54,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:56:54,840 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:56:54,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:56:54,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:56:54,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:56:54,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:56:54,871 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:56:54,871 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [593132663] [2020-10-28 16:56:54,871 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:56:54,872 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:56:54,872 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491698388] [2020-10-28 16:56:54,872 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:56:54,873 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:56:54,874 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:56:54,874 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:56:54,874 INFO L87 Difference]: Start difference. First operand 142 states and 163 transitions. Second operand 8 states. [2020-10-28 16:56:55,798 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:56:57,108 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 210 [2020-10-28 16:56:57,498 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:56:57,911 WARN L193 SmtUtils]: Spent 340.00 ms on a formula simplification that was a NOOP. DAG size: 213 [2020-10-28 16:56:58,500 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:56:58,864 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:56:59,515 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:56:59,515 INFO L93 Difference]: Finished difference Result 400 states and 524 transitions. [2020-10-28 16:56:59,516 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 16:56:59,516 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 72 [2020-10-28 16:56:59,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:56:59,522 INFO L225 Difference]: With dead ends: 400 [2020-10-28 16:56:59,523 INFO L226 Difference]: Without dead ends: 282 [2020-10-28 16:56:59,524 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 23 SyntacticMatches, 2 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=60, Invalid=150, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:56:59,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-10-28 16:56:59,629 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 215. [2020-10-28 16:56:59,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 215 states. [2020-10-28 16:56:59,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 215 states and 249 transitions. [2020-10-28 16:56:59,633 INFO L78 Accepts]: Start accepts. Automaton has 215 states and 249 transitions. Word has length 72 [2020-10-28 16:56:59,634 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:56:59,634 INFO L481 AbstractCegarLoop]: Abstraction has 215 states and 249 transitions. [2020-10-28 16:56:59,634 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:56:59,634 INFO L276 IsEmpty]: Start isEmpty. Operand 215 states and 249 transitions. [2020-10-28 16:56:59,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-28 16:56:59,637 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:56:59,638 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:56:59,638 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 16:56:59,638 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:56:59,639 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:56:59,639 INFO L82 PathProgramCache]: Analyzing trace with hash 472334365, now seen corresponding path program 1 times [2020-10-28 16:56:59,639 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:56:59,639 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [456340674] [2020-10-28 16:56:59,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:56:59,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:56:59,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:56:59,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:00,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:03,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:04,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:04,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 16:57:04,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 16:57:04,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 16:57:04,688 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:04,688 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:04,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 16:57:04,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 16:57:04,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 16:57:04,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:05,050 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:05,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:05,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-28 16:57:05,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:05,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:05,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:05,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:05,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:05,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:05,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:05,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:05,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:05,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:05,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:05,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:05,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:05,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:05,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:05,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:05,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:05,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:05,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:05,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-28 16:57:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:05,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,140 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:05,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:05,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:05,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:05,266 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:05,266 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-28 16:57:05,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,266 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:05,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:57:05,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:05,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:57:05,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:57:05,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:05,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:57:05,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:05,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 16:57:05,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:05,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:05,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 16:57:05,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:57:05,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:05,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:05,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:05,405 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 16:57:05,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:05,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,411 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,411 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:05,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:57:05,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:05,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:05,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:05,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 16:57:05,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:05,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:05,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:05,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:05,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:05,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:05,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:05,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:05,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:05,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:05,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:05,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:05,461 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:05,462 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [456340674] [2020-10-28 16:57:05,462 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:05,462 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-28 16:57:05,462 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1042444095] [2020-10-28 16:57:05,464 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 16:57:05,464 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:05,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 16:57:05,466 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-28 16:57:05,466 INFO L87 Difference]: Start difference. First operand 215 states and 249 transitions. Second operand 13 states. [2020-10-28 16:57:06,050 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:07,126 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:07,577 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:57:08,031 WARN L193 SmtUtils]: Spent 322.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:57:08,375 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:57:08,677 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:57:09,101 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:09,446 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:10,499 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:10,978 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:11,330 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:11,664 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:12,243 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:12,649 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:13,018 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:15,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:15,756 INFO L93 Difference]: Finished difference Result 975 states and 1459 transitions. [2020-10-28 16:57:15,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-28 16:57:15,756 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 85 [2020-10-28 16:57:15,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:15,766 INFO L225 Difference]: With dead ends: 975 [2020-10-28 16:57:15,766 INFO L226 Difference]: Without dead ends: 784 [2020-10-28 16:57:15,768 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 4.8s TimeCoverageRelationStatistics Valid=303, Invalid=887, Unknown=0, NotChecked=0, Total=1190 [2020-10-28 16:57:15,770 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 784 states. [2020-10-28 16:57:15,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 784 to 575. [2020-10-28 16:57:15,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 575 states. [2020-10-28 16:57:15,985 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 575 states and 709 transitions. [2020-10-28 16:57:15,987 INFO L78 Accepts]: Start accepts. Automaton has 575 states and 709 transitions. Word has length 85 [2020-10-28 16:57:15,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:15,990 INFO L481 AbstractCegarLoop]: Abstraction has 575 states and 709 transitions. [2020-10-28 16:57:15,990 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 16:57:15,990 INFO L276 IsEmpty]: Start isEmpty. Operand 575 states and 709 transitions. [2020-10-28 16:57:15,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2020-10-28 16:57:15,997 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:15,997 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:15,997 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 16:57:15,998 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]=== [2020-10-28 16:57:15,998 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:15,998 INFO L82 PathProgramCache]: Analyzing trace with hash -1116552341, now seen corresponding path program 1 times [2020-10-28 16:57:15,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:15,999 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1729607427] [2020-10-28 16:57:15,999 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:16,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:16,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:16,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,222 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 127 [2020-10-28 16:57:17,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:17,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1185 [2020-10-28 16:57:17,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,223 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:17,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 16:57:17,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 16:57:17,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,513 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:17,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:17,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,565 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,566 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 16:57:17,566 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,566 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:17,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,583 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:17,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,584 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:17,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:17,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:17,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,589 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:17,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:17,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:17,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:17,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:17,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:17,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 16:57:17,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,658 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:17,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:57:17,659 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 16:57:17,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:17,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:57:17,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:57:17,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:17,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:57:17,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:17,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:57:17,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:17,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:17,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:17,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:17,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 16:57:17,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,719 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:17,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2020-10-28 16:57:17,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,724 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:17,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2020-10-28 16:57:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:17,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:17,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:17,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:17,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:17,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:17,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:17,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:17,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:17,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:17,746 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:17,747 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1729607427] [2020-10-28 16:57:17,747 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:17,747 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 16:57:17,748 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [182898390] [2020-10-28 16:57:17,748 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 16:57:17,748 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:17,749 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 16:57:17,749 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-10-28 16:57:17,749 INFO L87 Difference]: Start difference. First operand 575 states and 709 transitions. Second operand 7 states. [2020-10-28 16:57:18,186 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:19,685 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:21,057 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:21,057 INFO L93 Difference]: Finished difference Result 1281 states and 1667 transitions. [2020-10-28 16:57:21,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 16:57:21,058 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 85 [2020-10-28 16:57:21,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:21,063 INFO L225 Difference]: With dead ends: 1281 [2020-10-28 16:57:21,064 INFO L226 Difference]: Without dead ends: 730 [2020-10-28 16:57:21,067 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 45 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=67, Invalid=173, Unknown=0, NotChecked=0, Total=240 [2020-10-28 16:57:21,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 730 states. [2020-10-28 16:57:21,243 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 730 to 626. [2020-10-28 16:57:21,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-28 16:57:21,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 723 transitions. [2020-10-28 16:57:21,250 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 723 transitions. Word has length 85 [2020-10-28 16:57:21,250 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:21,250 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 723 transitions. [2020-10-28 16:57:21,250 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 16:57:21,250 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 723 transitions. [2020-10-28 16:57:21,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 16:57:21,259 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:21,259 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:21,259 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 16:57:21,259 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]=== [2020-10-28 16:57:21,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:21,260 INFO L82 PathProgramCache]: Analyzing trace with hash 993066938, now seen corresponding path program 1 times [2020-10-28 16:57:21,261 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:21,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [142130002] [2020-10-28 16:57:21,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:21,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:21,597 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:21,597 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 16:57:21,597 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:21,597 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 299 [2020-10-28 16:57:21,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:21,598 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:21,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:21,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 80 [2020-10-28 16:57:21,598 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:21,598 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:21,875 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:21,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:21,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:21,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:21,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:21,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:21,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 16:57:21,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:21,912 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:21,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:21,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:21,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:21,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:21,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:21,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:21,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:21,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:21,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:21,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:21,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:21,930 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:21,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:21,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:21,930 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:21,930 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:21,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:21,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:21,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:21,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:21,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:21,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:21,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:21,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:21,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:21,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:21,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:21,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:21,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:21,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:21,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:21,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:21,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:21,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:21,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:21,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:21,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:21,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:21,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:21,941 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:21,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:21,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:21,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:21,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:21,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:21,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:21,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:21,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:21,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:21,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:21,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:21,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:21,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:21,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:21,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:21,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:21,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:21,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:21,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:21,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:21,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:21,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:21,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:21,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:57:22,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:57:22,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,012 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:22,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 16:57:22,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:22,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:22,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:22,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:57:22,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 16:57:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:22,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:22,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:57:22,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 16:57:22,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:22,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:22,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:22,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:22,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:22,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:22,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:22,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:57:22,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:22,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:57:22,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:22,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:22,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:22,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:22,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:57:22,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:22,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:22,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:22,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:22,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:22,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:57:22,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:22,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:22,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:22,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:22,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:22,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:22,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:22,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:22,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:22,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:22,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:22,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:22,125 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:22,130 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [142130002] [2020-10-28 16:57:22,130 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:22,130 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 16:57:22,130 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1459458324] [2020-10-28 16:57:22,131 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 16:57:22,132 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:22,132 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 16:57:22,133 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-28 16:57:22,133 INFO L87 Difference]: Start difference. First operand 626 states and 723 transitions. Second operand 8 states. [2020-10-28 16:57:23,569 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:23,850 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:24,146 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:25,487 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:25,487 INFO L93 Difference]: Finished difference Result 1338 states and 1621 transitions. [2020-10-28 16:57:25,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 16:57:25,488 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 90 [2020-10-28 16:57:25,488 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:25,494 INFO L225 Difference]: With dead ends: 1338 [2020-10-28 16:57:25,494 INFO L226 Difference]: Without dead ends: 736 [2020-10-28 16:57:25,496 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:57:25,498 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 736 states. [2020-10-28 16:57:25,662 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 736 to 626. [2020-10-28 16:57:25,662 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 626 states. [2020-10-28 16:57:25,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 626 states and 722 transitions. [2020-10-28 16:57:25,666 INFO L78 Accepts]: Start accepts. Automaton has 626 states and 722 transitions. Word has length 90 [2020-10-28 16:57:25,667 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:25,667 INFO L481 AbstractCegarLoop]: Abstraction has 626 states and 722 transitions. [2020-10-28 16:57:25,667 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 16:57:25,667 INFO L276 IsEmpty]: Start isEmpty. Operand 626 states and 722 transitions. [2020-10-28 16:57:25,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2020-10-28 16:57:25,669 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:25,669 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:25,669 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 16:57:25,669 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:25,670 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:25,670 INFO L82 PathProgramCache]: Analyzing trace with hash 598700152, now seen corresponding path program 1 times [2020-10-28 16:57:25,670 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:25,670 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1177257617] [2020-10-28 16:57:25,670 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:25,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:25,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 134 [2020-10-28 16:57:26,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 321 [2020-10-28 16:57:26,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-28 16:57:26,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:26,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,326 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:26,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:26,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:26,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 16:57:26,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,361 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:26,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:26,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:26,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:26,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:26,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:26,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:26,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:26,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:26,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:26,388 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,388 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:26,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,389 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:26,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:26,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:26,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:26,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 39 [2020-10-28 16:57:26,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:57:26,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,428 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:26,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 21 [2020-10-28 16:57:26,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:26,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:26,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:26,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:57:26,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 16 [2020-10-28 16:57:26,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 16:57:26,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:26,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:26,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 16:57:26,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,481 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:26,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 16:57:26,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:26,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:26,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:26,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:26,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:26,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:26,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:26,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 4 [2020-10-28 16:57:26,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2020-10-28 16:57:26,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:26,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:26,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:26,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 75 [2020-10-28 16:57:26,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:26,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:26,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:26,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:57:26,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:26,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:26,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:26,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:26,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:26,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:26,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:26,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:26,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:26,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:26,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 16:57:26,551 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1177257617] [2020-10-28 16:57:26,551 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:26,552 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 16:57:26,552 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [99438352] [2020-10-28 16:57:26,552 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 16:57:26,553 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:26,553 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 16:57:26,553 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-10-28 16:57:26,554 INFO L87 Difference]: Start difference. First operand 626 states and 722 transitions. Second operand 9 states. [2020-10-28 16:57:27,771 WARN L193 SmtUtils]: Spent 274.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:28,095 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 209 [2020-10-28 16:57:28,429 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:28,735 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:30,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:30,220 INFO L93 Difference]: Finished difference Result 1349 states and 1648 transitions. [2020-10-28 16:57:30,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 16:57:30,221 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 90 [2020-10-28 16:57:30,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:30,226 INFO L225 Difference]: With dead ends: 1349 [2020-10-28 16:57:30,226 INFO L226 Difference]: Without dead ends: 747 [2020-10-28 16:57:30,229 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=57, Invalid=153, Unknown=0, NotChecked=0, Total=210 [2020-10-28 16:57:30,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2020-10-28 16:57:30,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 633. [2020-10-28 16:57:30,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 633 states. [2020-10-28 16:57:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 633 states to 633 states and 729 transitions. [2020-10-28 16:57:30,403 INFO L78 Accepts]: Start accepts. Automaton has 633 states and 729 transitions. Word has length 90 [2020-10-28 16:57:30,403 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:30,403 INFO L481 AbstractCegarLoop]: Abstraction has 633 states and 729 transitions. [2020-10-28 16:57:30,403 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 16:57:30,404 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 729 transitions. [2020-10-28 16:57:30,405 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2020-10-28 16:57:30,405 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:30,405 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:30,406 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 16:57:30,406 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:30,406 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:30,407 INFO L82 PathProgramCache]: Analyzing trace with hash -424978599, now seen corresponding path program 1 times [2020-10-28 16:57:30,407 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:30,407 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1060901092] [2020-10-28 16:57:30,407 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:30,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:30,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:30,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:34,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:34,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-28 16:57:34,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:34,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4124 [2020-10-28 16:57:34,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:34,561 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:34,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-28 16:57:34,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:34,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 16:57:34,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:34,915 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:34,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:34,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:34,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:35,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-28 16:57:35,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:35,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:35,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:35,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:35,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:35,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:35,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:35,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:35,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:35,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:35,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:35,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:35,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:35,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:35,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:35,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:35,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:35,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:35,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:35,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:35,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:35,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:35,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:35,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:35,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:35,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,061 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:35,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2020-10-28 16:57:35,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-28 16:57:35,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 16:57:35,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 38 [2020-10-28 16:57:35,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 16:57:35,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:35,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 16:57:35,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:57:35,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:35,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 16:57:35,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:35,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:35,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:35,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:35,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,192 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:35,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:35,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:35,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:35,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:35,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:35,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:57:35,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 16:57:35,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 16:57:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-28 16:57:35,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:35,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:35,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 16:57:35,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 16:57:35,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:35,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:35,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:35,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,284 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:35,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:35,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:35,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 81 [2020-10-28 16:57:35,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,305 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:35,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:35,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,306 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:35,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:35,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 16:57:35,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:35,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:35,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,310 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:35,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:35,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-28 16:57:35,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:35,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:35,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:35,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:35,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:35,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:35,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:35,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:35,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:35,336 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:57:35,337 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1060901092] [2020-10-28 16:57:35,337 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:57:35,337 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:57:35,337 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [888125521] [2020-10-28 16:57:35,338 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:57:35,338 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:35,338 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:57:35,338 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:57:35,339 INFO L87 Difference]: Start difference. First operand 633 states and 729 transitions. Second operand 12 states. [2020-10-28 16:57:35,871 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:36,739 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 205 [2020-10-28 16:57:37,779 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:38,202 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:38,557 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:38,874 WARN L193 SmtUtils]: Spent 281.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:39,246 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:39,570 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:39,878 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:40,184 WARN L193 SmtUtils]: Spent 276.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:40,526 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:40,842 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:43,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:43,004 INFO L93 Difference]: Finished difference Result 1938 states and 2427 transitions. [2020-10-28 16:57:43,005 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 16:57:43,005 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 102 [2020-10-28 16:57:43,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:43,014 INFO L225 Difference]: With dead ends: 1938 [2020-10-28 16:57:43,014 INFO L226 Difference]: Without dead ends: 1329 [2020-10-28 16:57:43,018 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 177 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=188, Invalid=742, Unknown=0, NotChecked=0, Total=930 [2020-10-28 16:57:43,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1329 states. [2020-10-28 16:57:43,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1329 to 1135. [2020-10-28 16:57:43,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1135 states. [2020-10-28 16:57:43,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1135 states to 1135 states and 1302 transitions. [2020-10-28 16:57:43,305 INFO L78 Accepts]: Start accepts. Automaton has 1135 states and 1302 transitions. Word has length 102 [2020-10-28 16:57:43,305 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:43,306 INFO L481 AbstractCegarLoop]: Abstraction has 1135 states and 1302 transitions. [2020-10-28 16:57:43,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:57:43,306 INFO L276 IsEmpty]: Start isEmpty. Operand 1135 states and 1302 transitions. [2020-10-28 16:57:43,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2020-10-28 16:57:43,308 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:43,308 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:43,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 16:57:43,309 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:43,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:43,309 INFO L82 PathProgramCache]: Analyzing trace with hash -1522615563, now seen corresponding path program 1 times [2020-10-28 16:57:43,309 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:43,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [906554766] [2020-10-28 16:57:43,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:43,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:43,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 156 [2020-10-28 16:57:44,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:44,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1145 [2020-10-28 16:57:44,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 57 [2020-10-28 16:57:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 76 [2020-10-28 16:57:44,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:44,807 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:44,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:44,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 16:57:44,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,858 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:44,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:44,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:44,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:44,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:44,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:44,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,879 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:44,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:44,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:44,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:44,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:44,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:44,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:44,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:44,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:44,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:44,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:44,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:44,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:44,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:44,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:44,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:44,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,895 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:44,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:44,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:44,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:44,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:44,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:44,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:44,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:44,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:44,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-10-28 16:57:44,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:44,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:44,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:44,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:44,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-28 16:57:44,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:44,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:44,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:44,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-28 16:57:44,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:44,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 16:57:44,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:44,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:44,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:44,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:44,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 52 [2020-10-28 16:57:44,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:44,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 16:57:45,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:57:45,007 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,008 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:45,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:45,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:45,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:45,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:45,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:45,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:45,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:45,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:45,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:45,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,033 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:45,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:45,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:45,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 16:57:45,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:57:45,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:45,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:45,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:45,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:45,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:45,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:45,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:57:45,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,068 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:45,068 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,068 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:45,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,069 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:45,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:45,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 16:57:45,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:45,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:45,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:57:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:45,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:45,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:45,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 16:57:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:45,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:45,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,102 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:45,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:45,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 16:57:45,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:45,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:45,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:45,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:45,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:45,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:45,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:45,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:45,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:45,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:45,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:45,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:45,147 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 16:57:45,151 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [906554766] [2020-10-28 16:57:45,151 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 16:57:45,152 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 16:57:45,152 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724172083] [2020-10-28 16:57:45,153 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 16:57:45,153 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:45,153 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 16:57:45,154 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 16:57:45,154 INFO L87 Difference]: Start difference. First operand 1135 states and 1302 transitions. Second operand 10 states. [2020-10-28 16:57:46,357 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:47,190 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:47,594 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:48,170 WARN L193 SmtUtils]: Spent 275.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:49,406 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:57:49,701 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:50,748 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:57:50,748 INFO L93 Difference]: Finished difference Result 2570 states and 3222 transitions. [2020-10-28 16:57:50,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-28 16:57:50,749 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 106 [2020-10-28 16:57:50,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:57:50,759 INFO L225 Difference]: With dead ends: 2570 [2020-10-28 16:57:50,759 INFO L226 Difference]: Without dead ends: 1459 [2020-10-28 16:57:50,764 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 125 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=198, Invalid=504, Unknown=0, NotChecked=0, Total=702 [2020-10-28 16:57:50,765 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1459 states. [2020-10-28 16:57:51,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1459 to 1087. [2020-10-28 16:57:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1087 states. [2020-10-28 16:57:51,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 1087 states and 1245 transitions. [2020-10-28 16:57:51,049 INFO L78 Accepts]: Start accepts. Automaton has 1087 states and 1245 transitions. Word has length 106 [2020-10-28 16:57:51,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:57:51,050 INFO L481 AbstractCegarLoop]: Abstraction has 1087 states and 1245 transitions. [2020-10-28 16:57:51,050 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 16:57:51,050 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1245 transitions. [2020-10-28 16:57:51,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-10-28 16:57:51,054 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:57:51,054 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:57:51,055 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 16:57:51,055 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:57:51,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:57:51,055 INFO L82 PathProgramCache]: Analyzing trace with hash 990058358, now seen corresponding path program 1 times [2020-10-28 16:57:51,056 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:57:51,056 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1795855209] [2020-10-28 16:57:51,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:57:51,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:51,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:51,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:51,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 222 [2020-10-28 16:57:56,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 16:57:56,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 16:57:56,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 16:57:56,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:56,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-28 16:57:56,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,360 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:57:56,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:57:56,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-28 16:57:56,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:56,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:57:56,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:57:56,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:56,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:56,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:56,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:57:56,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:56,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:56,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:56,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:56,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:56,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:56,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:57:56,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:57:56,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,482 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:56,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:56,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:57:56,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:56,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:57:56,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:57:56,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:57:56,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 82 [2020-10-28 16:57:56,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:57:56,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-28 16:57:56,615 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,615 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:56,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 70 [2020-10-28 16:57:56,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:57:56,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:56,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:57:56,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 16:57:56,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:57:56,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:57:56,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,666 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:56,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:57:56,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:56,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,674 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:56,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:57:56,678 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:56,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:57:56,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:57:56,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:57:56,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,687 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:56,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:57:56,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,694 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,695 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:56,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,697 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:56,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,698 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:57:56,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:56,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,703 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 16:57:56,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:57:56,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,720 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 16:57:56,720 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,720 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 16:57:56,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:57:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 16:57:56,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:56,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:57:56,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 16:57:56,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-28 16:57:56,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 16:57:56,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:56,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2020-10-28 16:57:56,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:57:56,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 16:57:56,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,857 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 29 [2020-10-28 16:57:56,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:57:56,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:57:56,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:57:56,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:57:56,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,875 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:57:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 16:57:56,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:56,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,880 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:56,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 16:57:56,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:57:56,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:56,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-28 16:57:56,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:57:56,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:57:56,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:57:56,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:57:56,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:57:56,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:57:56,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:57:56,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:57:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:57:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:57:56,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:57:56,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:57:56,938 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-10-28 16:57:56,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1795855209] [2020-10-28 16:57:56,939 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:57:56,939 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 16:57:56,939 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2083826270] [2020-10-28 16:57:56,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 16:57:56,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:57:56,941 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 16:57:56,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 16:57:56,944 INFO L87 Difference]: Start difference. First operand 1087 states and 1245 transitions. Second operand 11 states. [2020-10-28 16:57:57,482 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:57:58,258 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 208 [2020-10-28 16:57:59,192 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:57:59,676 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:58:00,313 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 207 [2020-10-28 16:58:00,936 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 213 DAG size of output: 209 [2020-10-28 16:58:02,382 WARN L193 SmtUtils]: Spent 312.00 ms on a formula simplification that was a NOOP. DAG size: 211 [2020-10-28 16:58:02,730 WARN L193 SmtUtils]: Spent 321.00 ms on a formula simplification that was a NOOP. DAG size: 216 [2020-10-28 16:58:03,544 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:03,544 INFO L93 Difference]: Finished difference Result 2340 states and 2852 transitions. [2020-10-28 16:58:03,545 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 16:58:03,545 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 156 [2020-10-28 16:58:03,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:03,554 INFO L225 Difference]: With dead ends: 2340 [2020-10-28 16:58:03,554 INFO L226 Difference]: Without dead ends: 1277 [2020-10-28 16:58:03,558 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 56 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=148, Invalid=452, Unknown=0, NotChecked=0, Total=600 [2020-10-28 16:58:03,560 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1277 states. [2020-10-28 16:58:03,847 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1277 to 1087. [2020-10-28 16:58:03,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1087 states. [2020-10-28 16:58:03,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1087 states to 1087 states and 1236 transitions. [2020-10-28 16:58:03,853 INFO L78 Accepts]: Start accepts. Automaton has 1087 states and 1236 transitions. Word has length 156 [2020-10-28 16:58:03,853 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:03,854 INFO L481 AbstractCegarLoop]: Abstraction has 1087 states and 1236 transitions. [2020-10-28 16:58:03,854 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 16:58:03,854 INFO L276 IsEmpty]: Start isEmpty. Operand 1087 states and 1236 transitions. [2020-10-28 16:58:03,858 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 163 [2020-10-28 16:58:03,858 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 16:58:03,859 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 16:58:03,859 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 16:58:03,859 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION, __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 16:58:03,860 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 16:58:03,860 INFO L82 PathProgramCache]: Analyzing trace with hash -1978238906, now seen corresponding path program 1 times [2020-10-28 16:58:03,860 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 16:58:03,860 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676808699] [2020-10-28 16:58:03,860 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 16:58:03,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:03,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:04,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:04,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:04,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:08,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:08,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 230 [2020-10-28 16:58:08,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 16:58:08,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-28 16:58:08,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:08,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:08,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 16:58:08,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 49 [2020-10-28 16:58:08,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-28 16:58:08,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,251 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:09,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 16:58:09,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 16:58:09,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,282 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 16:58:09,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,295 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 16:58:09,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:09,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,297 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:09,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,301 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,302 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 16:58:09,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-28 16:58:09,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-28 16:58:09,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:09,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 16:58:09,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 16:58:09,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 90 [2020-10-28 16:58:09,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 16:58:09,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 16:58:09,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:09,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:58:09,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-28 16:58:09,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 16:58:09,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 16:58:09,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:09,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 16:58:09,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:09,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 54 [2020-10-28 16:58:09,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 16:58:09,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:09,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-28 16:58:09,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:09,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 16:58:09,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 16:58:09,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 29 [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:09,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 16:58:09,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:09,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 16:58:09,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,495 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 45 [2020-10-28 16:58:09,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 16:58:09,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:09,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:09,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 16:58:09,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:09,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 16:58:09,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 16:58:09,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 16:58:09,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 16:58:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 16:58:09,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 16:58:09,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2020-10-28 16:58:09,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 32 [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 16:58:09,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 16:58:09,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 16:58:09,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:09,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 16:58:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:09,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-28 16:58:09,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 16:58:09,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,568 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 141 [2020-10-28 16:58:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:09,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 147 [2020-10-28 16:58:09,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 16:58:09,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 16:58:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 16:58:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 16:58:09,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 16:58:09,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-28 16:58:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 16:58:09,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 16:58:09,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 16:58:09,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 16:58:09,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 16:58:09,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 16:58:09,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 16:58:09,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 16:58:09,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 16:58:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 16:58:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 16:58:09,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 16:58:09,653 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-28 16:58:09,653 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676808699] [2020-10-28 16:58:09,654 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 16:58:09,654 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 16:58:09,654 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [243342822] [2020-10-28 16:58:09,654 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 16:58:09,655 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 16:58:09,655 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 16:58:09,655 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2020-10-28 16:58:09,655 INFO L87 Difference]: Start difference. First operand 1087 states and 1236 transitions. Second operand 12 states. [2020-10-28 16:58:10,098 WARN L193 SmtUtils]: Spent 267.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:10,755 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 204 [2020-10-28 16:58:12,139 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:12,449 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:12,741 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:13,029 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 206 [2020-10-28 16:58:14,513 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 16:58:14,513 INFO L93 Difference]: Finished difference Result 2572 states and 3164 transitions. [2020-10-28 16:58:14,514 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 16:58:14,514 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 162 [2020-10-28 16:58:14,515 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 16:58:14,517 INFO L225 Difference]: With dead ends: 2572 [2020-10-28 16:58:14,518 INFO L226 Difference]: Without dead ends: 0 [2020-10-28 16:58:14,525 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 57 SyntacticMatches, 1 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=170, Invalid=480, Unknown=0, NotChecked=0, Total=650 [2020-10-28 16:58:14,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-10-28 16:58:14,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-10-28 16:58:14,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-10-28 16:58:14,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-10-28 16:58:14,526 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 162 [2020-10-28 16:58:14,526 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 16:58:14,526 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-10-28 16:58:14,526 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 16:58:14,527 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-10-28 16:58:14,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-10-28 16:58:14,527 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 16:58:14,529 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-10-28 16:58:14,684 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 221 DAG size of output: 217 [2020-10-28 16:58:15,404 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 224 DAG size of output: 222 [2020-10-28 16:58:19,594 WARN L193 SmtUtils]: Spent 2.73 s on a formula simplification. DAG size of input: 459 DAG size of output: 407 [2020-10-28 16:58:24,527 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 459 DAG size of output: 407 [2020-10-28 16:58:28,640 WARN L193 SmtUtils]: Spent 1.37 s on a formula simplification. DAG size of input: 445 DAG size of output: 402 [2020-10-28 16:58:30,962 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 445 DAG size of output: 402 [2020-10-28 16:58:33,683 WARN L193 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 459 DAG size of output: 407 [2020-10-28 16:58:35,029 WARN L193 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 194 DAG size of output: 38 [2020-10-28 16:58:36,312 WARN L193 SmtUtils]: Spent 1.27 s on a formula simplification. DAG size of input: 203 DAG size of output: 28 [2020-10-28 16:58:36,554 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-28 16:58:36,794 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:58:37,069 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 1 [2020-10-28 16:58:37,620 WARN L193 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 175 DAG size of output: 27 [2020-10-28 16:58:38,478 WARN L193 SmtUtils]: Spent 840.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 28 [2020-10-28 16:58:41,982 WARN L193 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 337 DAG size of output: 29 [2020-10-28 16:58:45,494 WARN L193 SmtUtils]: Spent 3.50 s on a formula simplification. DAG size of input: 225 DAG size of output: 61 [2020-10-28 16:58:45,730 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:58:46,709 WARN L193 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 190 DAG size of output: 35 [2020-10-28 16:58:48,145 WARN L193 SmtUtils]: Spent 1.43 s on a formula simplification. DAG size of input: 195 DAG size of output: 37 [2020-10-28 16:58:48,383 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:58:49,614 WARN L193 SmtUtils]: Spent 1.22 s on a formula simplification. DAG size of input: 202 DAG size of output: 19 [2020-10-28 16:58:49,882 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 202 [2020-10-28 16:58:51,141 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 211 DAG size of output: 23 [2020-10-28 16:58:51,396 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-28 16:58:54,973 WARN L193 SmtUtils]: Spent 3.55 s on a formula simplification. DAG size of input: 337 DAG size of output: 29 [2020-10-28 16:58:56,230 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 208 DAG size of output: 20 [2020-10-28 16:58:56,515 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2020-10-28 16:58:57,252 WARN L193 SmtUtils]: Spent 720.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 24 [2020-10-28 16:58:58,049 WARN L193 SmtUtils]: Spent 789.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 34 [2020-10-28 16:58:59,305 WARN L193 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 193 DAG size of output: 34 [2020-10-28 16:58:59,443 WARN L193 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 32 [2020-10-28 16:58:59,711 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-28 16:59:00,998 WARN L193 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 203 DAG size of output: 28 [2020-10-28 16:59:01,235 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:59:01,507 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-28 16:59:02,280 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 189 DAG size of output: 26 [2020-10-28 16:59:03,076 WARN L193 SmtUtils]: Spent 780.00 ms on a formula simplification. DAG size of input: 193 DAG size of output: 28 [2020-10-28 16:59:03,346 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 197 DAG size of output: 1 [2020-10-28 16:59:04,166 WARN L193 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 203 DAG size of output: 29 [2020-10-28 16:59:04,387 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-28 16:59:04,609 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-28 16:59:04,836 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:59:08,267 WARN L193 SmtUtils]: Spent 3.43 s on a formula simplification. DAG size of input: 333 DAG size of output: 42 [2020-10-28 16:59:08,947 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 177 DAG size of output: 24 [2020-10-28 16:59:10,700 WARN L193 SmtUtils]: Spent 1.74 s on a formula simplification. DAG size of input: 217 DAG size of output: 50 [2020-10-28 16:59:14,084 WARN L193 SmtUtils]: Spent 3.38 s on a formula simplification. DAG size of input: 333 DAG size of output: 42 [2020-10-28 16:59:14,849 WARN L193 SmtUtils]: Spent 758.00 ms on a formula simplification. DAG size of input: 194 DAG size of output: 34 [2020-10-28 16:59:15,307 WARN L193 SmtUtils]: Spent 453.00 ms on a formula simplification. DAG size of input: 162 DAG size of output: 20 [2020-10-28 16:59:15,526 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 1 [2020-10-28 16:59:15,752 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:59:16,938 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 193 DAG size of output: 28 [2020-10-28 16:59:17,203 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification. DAG size of input: 199 DAG size of output: 1 [2020-10-28 16:59:17,425 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-28 16:59:18,123 WARN L193 SmtUtils]: Spent 693.00 ms on a formula simplification. DAG size of input: 188 DAG size of output: 37 [2020-10-28 16:59:19,312 WARN L193 SmtUtils]: Spent 1.18 s on a formula simplification. DAG size of input: 193 DAG size of output: 28 [2020-10-28 16:59:19,533 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:59:19,754 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 26 [2020-10-28 16:59:20,462 WARN L193 SmtUtils]: Spent 692.00 ms on a formula simplification. DAG size of input: 178 DAG size of output: 25 [2020-10-28 16:59:20,716 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification. DAG size of input: 174 DAG size of output: 1 [2020-10-28 16:59:24,107 WARN L193 SmtUtils]: Spent 3.39 s on a formula simplification. DAG size of input: 337 DAG size of output: 29 [2020-10-28 16:59:24,113 INFO L274 CegarLoopResult]: For program point reach_errorEXIT(line 3) no Hoare annotation was computed. [2020-10-28 16:59:24,114 INFO L277 CegarLoopResult]: At program point reach_errorENTRY(line 3) the Hoare annotation is: true [2020-10-28 16:59:24,114 INFO L274 CegarLoopResult]: For program point reach_errorFINAL(line 3) no Hoare annotation was computed. [2020-10-28 16:59:24,114 INFO L274 CegarLoopResult]: For program point reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-10-28 16:59:24,114 INFO L274 CegarLoopResult]: For program point L258-2(lines 258 279) no Hoare annotation was computed. [2020-10-28 16:59:24,114 INFO L274 CegarLoopResult]: For program point L280(lines 257 281) no Hoare annotation was computed. [2020-10-28 16:59:24,115 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 233 288) no Hoare annotation was computed. [2020-10-28 16:59:24,115 INFO L274 CegarLoopResult]: For program point L264(lines 264 268) no Hoare annotation was computed. [2020-10-28 16:59:24,115 INFO L274 CegarLoopResult]: For program point L264-1(lines 264 268) no Hoare annotation was computed. [2020-10-28 16:59:24,115 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 233 288) no Hoare annotation was computed. [2020-10-28 16:59:24,115 INFO L274 CegarLoopResult]: For program point L259(line 259) no Hoare annotation was computed. [2020-10-28 16:59:24,115 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 233 288) no Hoare annotation was computed. [2020-10-28 16:59:24,115 INFO L274 CegarLoopResult]: For program point L321(lines 321 325) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point L321-1(lines 321 325) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point L316(line 316) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point L315-2(lines 315 340) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 289 348) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point L341(lines 314 342) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 289 348) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point L334(line 334) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point L334-1(line 334) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 289 348) no Hoare annotation was computed. [2020-10-28 16:59:24,116 INFO L277 CegarLoopResult]: At program point select_helpersFINAL(lines 164 170) the Hoare annotation is: true [2020-10-28 16:59:24,117 INFO L274 CegarLoopResult]: For program point select_helpersEXIT(lines 164 170) no Hoare annotation was computed. [2020-10-28 16:59:24,117 INFO L274 CegarLoopResult]: For program point valid_productEXIT(lines 171 179) no Hoare annotation was computed. [2020-10-28 16:59:24,117 INFO L277 CegarLoopResult]: At program point valid_productENTRY(lines 171 179) the Hoare annotation is: true [2020-10-28 16:59:24,117 INFO L274 CegarLoopResult]: For program point valid_productFINAL(lines 171 179) no Hoare annotation was computed. [2020-10-28 16:59:24,117 INFO L270 CegarLoopResult]: At program point L129(line 129) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,117 INFO L270 CegarLoopResult]: At program point L128(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,117 INFO L270 CegarLoopResult]: At program point L128-1(line 128) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,118 INFO L270 CegarLoopResult]: At program point mainENTRY(lines 122 144) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,118 INFO L274 CegarLoopResult]: For program point mainEXIT(lines 122 144) no Hoare annotation was computed. [2020-10-28 16:59:24,118 INFO L274 CegarLoopResult]: For program point mainFINAL(lines 122 144) no Hoare annotation was computed. [2020-10-28 16:59:24,118 INFO L270 CegarLoopResult]: At program point L134(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,118 INFO L270 CegarLoopResult]: At program point L134-1(line 134) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,118 INFO L274 CegarLoopResult]: For program point L132(lines 132 139) no Hoare annotation was computed. [2020-10-28 16:59:24,118 INFO L274 CegarLoopResult]: For program point L132-1(lines 132 139) no Hoare annotation was computed. [2020-10-28 16:59:24,118 INFO L274 CegarLoopResult]: For program point L130(line 130) no Hoare annotation was computed. [2020-10-28 16:59:24,118 INFO L274 CegarLoopResult]: For program point Specification2EXIT(lines 77 100) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L95(line 95) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L94(line 94) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point Specification2ENTRY(lines 77 100) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L92(line 92) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point Specification2FINAL(lines 77 100) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L91(line 91) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L89(line 89) no Hoare annotation was computed. [2020-10-28 16:59:24,119 INFO L274 CegarLoopResult]: For program point L88(line 88) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point L86(line 86) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point L85(line 85) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point L83(line 83) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point L82(line 82) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point isPumpRunningEXIT(lines 901 909) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L277 CegarLoopResult]: At program point isPumpRunningENTRY(lines 901 909) the Hoare annotation is: true [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point isPumpRunningFINAL(lines 901 909) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L274 CegarLoopResult]: For program point L974(lines 974 978) no Hoare annotation was computed. [2020-10-28 16:59:24,120 INFO L277 CegarLoopResult]: At program point L972(line 972) the Hoare annotation is: true [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point L974-2(lines 974 978) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point L972-1(line 972) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L277 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 965 983) the Hoare annotation is: true [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 965 983) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 965 983) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point L929(lines 929 937) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point L929-2(lines 929 937) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point L917(lines 917 925) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point L917-2(lines 917 925) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point printPumpFINAL(lines 910 945) no Hoare annotation was computed. [2020-10-28 16:59:24,121 INFO L274 CegarLoopResult]: For program point L940(line 940) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point L940-1(line 940) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point printPumpENTRY(lines 910 945) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point printPumpEXIT(lines 910 945) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point select_featuresEXIT(lines 157 163) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L277 CegarLoopResult]: At program point select_featuresFINAL(lines 157 163) the Hoare annotation is: true [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 187 232) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 187 232) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 187 232) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point L514-1(lines 514 534) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 500 545) no Hoare annotation was computed. [2020-10-28 16:59:24,122 INFO L274 CegarLoopResult]: For program point L531(lines 531 532) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 524 525) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 531 532) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point L524(lines 524 525) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 500 545) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point L520(lines 520 527) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 500 545) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point L514(lines 514 534) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L270 CegarLoopResult]: At program point runTestENTRY(lines 109 118) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point runTestEXIT(lines 109 118) no Hoare annotation was computed. [2020-10-28 16:59:24,123 INFO L274 CegarLoopResult]: For program point runTestFINAL(lines 109 118) no Hoare annotation was computed. [2020-10-28 16:59:24,124 INFO L277 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 890 900) the Hoare annotation is: true [2020-10-28 16:59:24,124 INFO L277 CegarLoopResult]: At program point L895(line 895) the Hoare annotation is: true [2020-10-28 16:59:24,124 INFO L274 CegarLoopResult]: For program point L895-1(line 895) no Hoare annotation was computed. [2020-10-28 16:59:24,124 INFO L274 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 890 900) no Hoare annotation was computed. [2020-10-28 16:59:24,124 INFO L274 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 890 900) no Hoare annotation was computed. [2020-10-28 16:59:24,124 INFO L270 CegarLoopResult]: At program point deactivatePumpENTRY(lines 882 889) the Hoare annotation is: (let ((.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2 .cse3) (or .cse0 (not (= ~methaneLevelCritical~0 0)) .cse1 .cse2 .cse3))) [2020-10-28 16:59:24,124 INFO L274 CegarLoopResult]: For program point deactivatePumpEXIT(lines 882 889) no Hoare annotation was computed. [2020-10-28 16:59:24,124 INFO L274 CegarLoopResult]: For program point deactivatePumpFINAL(lines 882 889) no Hoare annotation was computed. [2020-10-28 16:59:24,124 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryEXIT(lines 641 654) no Hoare annotation was computed. [2020-10-28 16:59:24,124 INFO L274 CegarLoopResult]: For program point L645(lines 645 651) no Hoare annotation was computed. [2020-10-28 16:59:24,125 INFO L277 CegarLoopResult]: At program point isHighWaterSensorDryENTRY(lines 641 654) the Hoare annotation is: true [2020-10-28 16:59:24,125 INFO L274 CegarLoopResult]: For program point isHighWaterSensorDryFINAL(lines 641 654) no Hoare annotation was computed. [2020-10-28 16:59:24,125 INFO L274 CegarLoopResult]: For program point processEnvironmentEXIT(lines 831 855) no Hoare annotation was computed. [2020-10-28 16:59:24,125 INFO L270 CegarLoopResult]: At program point processEnvironmentENTRY(lines 831 855) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse6 .cse4 .cse5 .cse7) (or .cse2 .cse4 .cse5 .cse7))) [2020-10-28 16:59:24,125 INFO L270 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: (let ((.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse2) (or .cse4 .cse5 .cse7 .cse1 .cse8 .cse2) (or .cse0 .cse6 .cse2 .cse3))) [2020-10-28 16:59:24,125 INFO L274 CegarLoopResult]: For program point L850-1(lines 831 855) no Hoare annotation was computed. [2020-10-28 16:59:24,126 INFO L270 CegarLoopResult]: At program point L845(line 845) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse2 .cse6 .cse4 .cse7))) [2020-10-28 16:59:24,126 INFO L270 CegarLoopResult]: At program point L841(line 841) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse2 .cse6 .cse4 .cse7))) [2020-10-28 16:59:24,126 INFO L274 CegarLoopResult]: For program point L839(lines 839 847) no Hoare annotation was computed. [2020-10-28 16:59:24,126 INFO L270 CegarLoopResult]: At program point L837(line 837) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse2 .cse6 .cse4 .cse7))) [2020-10-28 16:59:24,126 INFO L274 CegarLoopResult]: For program point L837-1(line 837) no Hoare annotation was computed. [2020-10-28 16:59:24,126 INFO L274 CegarLoopResult]: For program point L835(lines 835 852) no Hoare annotation was computed. [2020-10-28 16:59:24,126 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 797 803) no Hoare annotation was computed. [2020-10-28 16:59:24,126 INFO L277 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 797 803) the Hoare annotation is: true [2020-10-28 16:59:24,126 INFO L270 CegarLoopResult]: At program point testENTRY(lines 701 766) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~methaneLevelCritical~0 0) (= 1 ~systemActive~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,127 INFO L270 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:59:24,127 INFO L274 CegarLoopResult]: For program point L731(lines 731 737) no Hoare annotation was computed. [2020-10-28 16:59:24,127 INFO L274 CegarLoopResult]: For program point L731-1(lines 731 737) no Hoare annotation was computed. [2020-10-28 16:59:24,127 INFO L274 CegarLoopResult]: For program point testFINAL(lines 701 766) no Hoare annotation was computed. [2020-10-28 16:59:24,127 INFO L270 CegarLoopResult]: At program point L756(lines 711 758) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse0 (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse5 .cse1 .cse2 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse6 .cse0 .cse1 .cse3) (and .cse6 .cse1 .cse3 (<= 0 ~pumpRunning~0) .cse4 (<= ~pumpRunning~0 0)))) [2020-10-28 16:59:24,127 INFO L270 CegarLoopResult]: At program point L723(line 723) the Hoare annotation is: (let ((.cse2 (= ~methaneLevelCritical~0 0)) (.cse5 (<= ~waterLevel~0 1)) (.cse0 (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse1 (<= test_~splverifierCounter~0 0)) (.cse3 (= 1 ~systemActive~0)) (.cse4 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (<= |old(~waterLevel~0)| 1)) (and .cse5 .cse1 .cse2 .cse3) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse6 .cse0 .cse1 .cse3) (and .cse6 .cse1 .cse3 (<= 0 ~pumpRunning~0) .cse4 (<= ~pumpRunning~0 0)))) [2020-10-28 16:59:24,127 INFO L274 CegarLoopResult]: For program point L721(lines 721 727) no Hoare annotation was computed. [2020-10-28 16:59:24,128 INFO L274 CegarLoopResult]: For program point L721-1(lines 721 727) no Hoare annotation was computed. [2020-10-28 16:59:24,128 INFO L274 CegarLoopResult]: For program point L713(lines 713 717) no Hoare annotation was computed. [2020-10-28 16:59:24,128 INFO L270 CegarLoopResult]: At program point L759(lines 710 760) the Hoare annotation is: (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2020-10-28 16:59:24,128 INFO L274 CegarLoopResult]: For program point L749(lines 749 753) no Hoare annotation was computed. [2020-10-28 16:59:24,128 INFO L270 CegarLoopResult]: At program point L749-2(lines 741 754) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:59:24,128 INFO L274 CegarLoopResult]: For program point L712(lines 711 758) no Hoare annotation was computed. [2020-10-28 16:59:24,128 INFO L270 CegarLoopResult]: At program point L743(line 743) the Hoare annotation is: (let ((.cse0 (<= test_~splverifierCounter~0 0)) (.cse1 (= 1 ~systemActive~0)) (.cse2 (<= ~waterLevel~0 2))) (or (not (= |old(~systemActive~0)| 1)) (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 (= ~methaneLevelCritical~0 0) .cse2) (and (= ~methaneLevelCritical~0 1) .cse0 .cse1 .cse2) (not (<= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2020-10-28 16:59:24,128 INFO L274 CegarLoopResult]: For program point L741(lines 741 754) no Hoare annotation was computed. [2020-10-28 16:59:24,128 INFO L274 CegarLoopResult]: For program point testEXIT(lines 701 766) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr0ASSERT_VIOLATIONERROR_FUNCTION(lines 478 479) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point L478(lines 478 479) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point __utac__get_this_argErr1ASSERT_VIOLATIONERROR_FUNCTION(lines 485 486) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point L474(lines 474 481) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 454 499) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 454 499) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point L468(lines 468 488) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point L468-1(lines 468 488) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 454 499) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L274 CegarLoopResult]: For program point L485(lines 485 486) no Hoare annotation was computed. [2020-10-28 16:59:24,129 INFO L270 CegarLoopResult]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 856 863) the Hoare annotation is: (or (not (<= |old(~pumpRunning~0)| 0)) (not (<= 0 |old(~pumpRunning~0)|)) (not (<= ~waterLevel~0 2)) (not (= ~methaneLevelCritical~0 0)) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= 1 ~systemActive~0))) [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 856 863) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 856 863) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 655 663) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L277 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 655 663) the Hoare annotation is: true [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 655 663) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point L617(lines 617 625) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point printEnvironmentEXIT(lines 609 631) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point L617-2(lines 617 625) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point printEnvironmentENTRY(lines 609 631) no Hoare annotation was computed. [2020-10-28 16:59:24,130 INFO L274 CegarLoopResult]: For program point printEnvironmentFINAL(lines 609 631) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point select_oneENTRY(lines 147 156) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point select_oneFINAL(lines 147 156) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point select_oneEXIT(lines 147 156) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 351 453) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point L380(lines 380 396) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point L440(lines 440 447) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point L401(lines 400 420) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point L432(line 432) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point L432-1(line 432) no Hoare annotation was computed. [2020-10-28 16:59:24,131 INFO L274 CegarLoopResult]: For program point L397(lines 397 438) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 351 453) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point L416(line 416) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point L416-1(line 416) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point L375(lines 375 379) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point L439(lines 439 450) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point L402(lines 402 406) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 351 453) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point L400-2(lines 400 420) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point L421(lines 399 422) no Hoare annotation was computed. [2020-10-28 16:59:24,132 INFO L274 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:59:24,133 INFO L270 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |old(#length)| |#length|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |old(#valid)| |#valid|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= |#t~string80.base| |old(#t~string80.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#t~string76.base| |old(#t~string76.base)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string78.base| |old(#t~string78.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string74.base| |old(#t~string74.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string53.base| |old(#t~string53.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string51.base| |old(#t~string51.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string76.offset| |old(#t~string76.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string80.offset| |old(#t~string80.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string74.offset| |old(#t~string74.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string78.offset| |old(#t~string78.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string31.offset| |old(#t~string31.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-10-28 16:59:24,133 INFO L274 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:59:24,133 INFO L270 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~methaneLevelCritical~0 activatePump_~tmp~8))))) [2020-10-28 16:59:24,133 INFO L274 CegarLoopResult]: For program point activatePumpEXIT(lines 865 881) no Hoare annotation was computed. [2020-10-28 16:59:24,133 INFO L274 CegarLoopResult]: For program point L876-1(lines 865 881) no Hoare annotation was computed. [2020-10-28 16:59:24,134 INFO L270 CegarLoopResult]: At program point activatePumpENTRY(lines 865 881) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4))) [2020-10-28 16:59:24,134 INFO L274 CegarLoopResult]: For program point L872(lines 872 878) no Hoare annotation was computed. [2020-10-28 16:59:24,134 INFO L270 CegarLoopResult]: At program point L870(line 870) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse2 (not (<= ~waterLevel~0 2))) (.cse3 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4))) [2020-10-28 16:59:24,134 INFO L274 CegarLoopResult]: For program point L870-1(line 870) no Hoare annotation was computed. [2020-10-28 16:59:24,134 INFO L277 CegarLoopResult]: At program point getWaterLevelENTRY(lines 632 640) the Hoare annotation is: true [2020-10-28 16:59:24,134 INFO L274 CegarLoopResult]: For program point getWaterLevelFINAL(lines 632 640) no Hoare annotation was computed. [2020-10-28 16:59:24,134 INFO L274 CegarLoopResult]: For program point getWaterLevelEXIT(lines 632 640) no Hoare annotation was computed. [2020-10-28 16:59:24,134 INFO L274 CegarLoopResult]: For program point isHighWaterLevelEXIT(lines 946 964) no Hoare annotation was computed. [2020-10-28 16:59:24,134 INFO L274 CegarLoopResult]: For program point L955(lines 955 959) no Hoare annotation was computed. [2020-10-28 16:59:24,134 INFO L277 CegarLoopResult]: At program point L953(line 953) the Hoare annotation is: true [2020-10-28 16:59:24,135 INFO L274 CegarLoopResult]: For program point L955-2(lines 955 959) no Hoare annotation was computed. [2020-10-28 16:59:24,135 INFO L274 CegarLoopResult]: For program point L953-1(line 953) no Hoare annotation was computed. [2020-10-28 16:59:24,135 INFO L277 CegarLoopResult]: At program point isHighWaterLevelENTRY(lines 946 964) the Hoare annotation is: true [2020-10-28 16:59:24,135 INFO L274 CegarLoopResult]: For program point isHighWaterLevelFINAL(lines 946 964) no Hoare annotation was computed. [2020-10-28 16:59:24,135 INFO L274 CegarLoopResult]: For program point L592-1(lines 588 599) no Hoare annotation was computed. [2020-10-28 16:59:24,135 INFO L270 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 588 599) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse1 (not (= 1 ~systemActive~0)))) (and (or .cse0 (= ~methaneLevelCritical~0 0) .cse1 (not (= |old(~methaneLevelCritical~0)| 0))) (or .cse0 .cse1 (not (= |old(~methaneLevelCritical~0)| 1)) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)))) [2020-10-28 16:59:24,135 INFO L274 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 588 599) no Hoare annotation was computed. [2020-10-28 16:59:24,135 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:59:24,135 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-10-28 16:59:24,136 INFO L274 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:59:24,136 INFO L270 CegarLoopResult]: At program point L786(line 786) the Hoare annotation is: (let ((.cse14 (<= ~waterLevel~0 1)) (.cse15 (= 1 ~systemActive~0)) (.cse16 (<= (+ |old(~pumpRunning~0)| 1) 0)) (.cse17 (= ~methaneLevelCritical~0 0)) (.cse13 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (let ((.cse0 (and .cse13 .cse9)) (.cse1 (not (<= |old(~pumpRunning~0)| 0))) (.cse3 (not (<= 0 |old(~pumpRunning~0)|))) (.cse4 (not .cse17)) (.cse10 (and .cse14 .cse13 .cse17 .cse15 .cse9 (or .cse16 (<= 1 |old(~pumpRunning~0)|)))) (.cse8 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse12 (= ~waterLevel~0 0)) (.cse11 (not (<= |old(~waterLevel~0)| 1))) (.cse7 (and (not .cse16) (not (< 0 |old(~pumpRunning~0)|)))) (.cse2 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse5 (not .cse15))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse2 .cse3 .cse6 .cse5) (or .cse7 .cse2 (and .cse8 .cse9) .cse4 .cse5 .cse10) (or .cse7 .cse4 .cse11 .cse5 .cse12 .cse10) (or .cse13 (and .cse8 .cse12) .cse6 .cse11 .cse5) (or .cse7 .cse2 .cse6 .cse5 (and .cse14 .cse9))))) [2020-10-28 16:59:24,136 INFO L270 CegarLoopResult]: At program point L784(lines 784 790) the Hoare annotation is: (let ((.cse20 (<= (+ |old(~pumpRunning~0)| 1) 0))) (let ((.cse1 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse17 (= ~methaneLevelCritical~0 0)) (.cse14 (<= ~waterLevel~0 1)) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse18 (= 1 ~systemActive~0)) (.cse19 (or .cse20 (<= 1 |old(~pumpRunning~0)|))) (.cse12 (<= 0 ~pumpRunning~0)) (.cse13 (<= ~pumpRunning~0 0))) (let ((.cse2 (not (<= |old(~pumpRunning~0)| 0))) (.cse4 (not (<= 0 |old(~pumpRunning~0)|))) (.cse9 (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|)) (.cse3 (not (<= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (and (not .cse20) (not (< 0 |old(~pumpRunning~0)|)))) (.cse8 (and .cse14 .cse0 .cse18 .cse19 .cse12 .cse13)) (.cse10 (not .cse17)) (.cse16 (not (<= |old(~waterLevel~0)| 1))) (.cse6 (not .cse18)) (.cse15 (= ~waterLevel~0 0)) (.cse11 (and .cse14 .cse0 .cse17 .cse18 .cse1 .cse19))) (and (or (and .cse0 .cse1) .cse2 .cse3 .cse4 .cse5 .cse6) (or .cse7 .cse8 .cse3 (and .cse9 .cse1) .cse10 .cse6 .cse11 (and .cse9 .cse12 .cse13)) (or .cse2 .cse3 .cse4 .cse10 (and .cse14 .cse0) (and .cse0 (or (<= (+ ~pumpRunning~0 1) 0) (< 0 ~pumpRunning~0))) .cse6) (or .cse0 (and .cse9 .cse15) .cse5 .cse16 .cse6) (or .cse7 .cse3 (and .cse14 .cse12 .cse13) .cse5 .cse6 (and .cse14 .cse1)) (or .cse7 .cse8 .cse10 .cse16 .cse6 .cse15 .cse11))))) [2020-10-28 16:59:24,136 INFO L270 CegarLoopResult]: At program point timeShiftENTRY(lines 773 796) the Hoare annotation is: (let ((.cse0 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2))) [2020-10-28 16:59:24,137 INFO L270 CegarLoopResult]: At program point L779(line 779) the Hoare annotation is: (let ((.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse2 (not (<= 0 |old(~pumpRunning~0)|))) (.cse5 (and (= |old(~waterLevel~0)| ~waterLevel~0) (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse1 (not (<= |old(~waterLevel~0)| 2))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse1 .cse3 .cse4) (or .cse0 .cse1 .cse2 .cse6 .cse4) (or .cse5 .cse1 .cse6 .cse4))) [2020-10-28 16:59:24,137 INFO L274 CegarLoopResult]: For program point timeShiftEXIT(lines 773 796) no Hoare annotation was computed. [2020-10-28 16:59:24,137 INFO L274 CegarLoopResult]: For program point L777(lines 776 795) no Hoare annotation was computed. [2020-10-28 16:59:24,137 INFO L274 CegarLoopResult]: For program point timeShiftFINAL(lines 773 796) no Hoare annotation was computed. [2020-10-28 16:59:24,137 INFO L274 CegarLoopResult]: For program point L65(line 65) no Hoare annotation was computed. [2020-10-28 16:59:24,137 INFO L274 CegarLoopResult]: For program point cleanupEXIT(lines 44 73) no Hoare annotation was computed. [2020-10-28 16:59:24,137 INFO L277 CegarLoopResult]: At program point cleanupENTRY(lines 44 73) the Hoare annotation is: true [2020-10-28 16:59:24,137 INFO L274 CegarLoopResult]: For program point L58(lines 58 62) no Hoare annotation was computed. [2020-10-28 16:59:24,137 INFO L277 CegarLoopResult]: At program point L58-1(lines 58 62) the Hoare annotation is: true [2020-10-28 16:59:24,137 INFO L274 CegarLoopResult]: For program point L55(line 55) no Hoare annotation was computed. [2020-10-28 16:59:24,137 INFO L277 CegarLoopResult]: At program point L54-2(lines 54 68) the Hoare annotation is: true [2020-10-28 16:59:24,138 INFO L277 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-10-28 16:59:24,138 INFO L274 CegarLoopResult]: For program point L50-1(line 50) no Hoare annotation was computed. [2020-10-28 16:59:24,138 INFO L277 CegarLoopResult]: At program point L69(lines 44 73) the Hoare annotation is: true [2020-10-28 16:59:24,138 INFO L277 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 600 608) the Hoare annotation is: true [2020-10-28 16:59:24,138 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 600 608) no Hoare annotation was computed. [2020-10-28 16:59:24,138 INFO L274 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 600 608) no Hoare annotation was computed. [2020-10-28 16:59:24,138 INFO L277 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: true [2020-10-28 16:59:24,138 INFO L274 CegarLoopResult]: For program point L673-1(line 673) no Hoare annotation was computed. [2020-10-28 16:59:24,138 INFO L274 CegarLoopResult]: For program point __utac_acc__Specification3_spec__1EXIT(lines 666 698) no Hoare annotation was computed. [2020-10-28 16:59:24,138 INFO L277 CegarLoopResult]: At program point __utac_acc__Specification3_spec__1ENTRY(lines 666 698) the Hoare annotation is: true [2020-10-28 16:59:24,139 INFO L270 CegarLoopResult]: At program point L689(line 689) the Hoare annotation is: (let ((.cse0 (not (<= ~waterLevel~0 2))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0))) (.cse4 (not (<= ~waterLevel~0 1)))) (and (or (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0))) .cse0 .cse1 .cse2) (or .cse3 (not (<= 0 ~pumpRunning~0)) .cse0 .cse2 (not (<= ~pumpRunning~0 0))) (or .cse3 .cse2 .cse4) (or .cse1 .cse2 .cse4))) [2020-10-28 16:59:24,139 INFO L274 CegarLoopResult]: For program point L685(lines 685 691) no Hoare annotation was computed. [2020-10-28 16:59:24,139 INFO L270 CegarLoopResult]: At program point L683(line 683) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 (not (<= 0 ~pumpRunning~0)) .cse1 .cse2 (not (<= ~pumpRunning~0 0))) (or .cse0 .cse2 .cse3) (or .cse4 .cse2 .cse3) (or (and (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~4 1)) (<= __utac_acc__Specification3_spec__1_~tmp~4 ~methaneLevelCritical~0)) (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0))) .cse1 .cse4 .cse2))) [2020-10-28 16:59:24,139 INFO L274 CegarLoopResult]: For program point L683-1(line 683) no Hoare annotation was computed. [2020-10-28 16:59:24,139 INFO L274 CegarLoopResult]: For program point L681(lines 681 694) no Hoare annotation was computed. [2020-10-28 16:59:24,139 INFO L274 CegarLoopResult]: For program point L681-1(lines 666 698) no Hoare annotation was computed. [2020-10-28 16:59:24,139 INFO L270 CegarLoopResult]: At program point L679(line 679) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (<= ~waterLevel~0 1))) (.cse0 (and (< 0 (+ __utac_acc__Specification3_spec__1_~tmp~4 1)) (<= __utac_acc__Specification3_spec__1_~tmp~4 ~methaneLevelCritical~0))) (.cse5 (not (<= ~waterLevel~0 2))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (not (<= 0 ~pumpRunning~0)) .cse5 .cse2 (not (<= ~pumpRunning~0 0))) (or .cse4 .cse2 .cse3) (or .cse0 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0))) .cse5 .cse1 .cse2))) [2020-10-28 16:59:24,140 INFO L274 CegarLoopResult]: For program point L679-1(line 679) no Hoare annotation was computed. [2020-10-28 16:59:24,140 INFO L274 CegarLoopResult]: For program point L675(lines 675 695) no Hoare annotation was computed. [2020-10-28 16:59:24,140 INFO L270 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 564 575) the Hoare annotation is: (let ((.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (and (not (<= 1 ~pumpRunning~0)) (not (<= (+ ~pumpRunning~0 1) 0)))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 1)) .cse2 .cse3) (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2 .cse3))) [2020-10-28 16:59:24,140 INFO L274 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 564 575) no Hoare annotation was computed. [2020-10-28 16:59:24,140 INFO L274 CegarLoopResult]: For program point L568-1(lines 564 575) no Hoare annotation was computed. [2020-10-28 16:59:24,140 INFO L274 CegarLoopResult]: For program point setupEXIT(lines 101 107) no Hoare annotation was computed. [2020-10-28 16:59:24,140 INFO L277 CegarLoopResult]: At program point setupFINAL(lines 101 107) the Hoare annotation is: true [2020-10-28 16:59:24,140 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-10-28 16:59:24,140 INFO L270 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~waterLevel~0 1) (= 1 ~systemActive~0) (= ~methaneLevelCritical~0 0) (<= 0 ~pumpRunning~0) (<= ~pumpRunning~0 0)) [2020-10-28 16:59:24,140 INFO L277 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-10-28 16:59:24,141 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-10-28 16:59:24,141 INFO L274 CegarLoopResult]: For program point startSystemEXIT(lines 984 991) no Hoare annotation was computed. [2020-10-28 16:59:24,141 INFO L270 CegarLoopResult]: At program point startSystemENTRY(lines 984 991) the Hoare annotation is: (let ((.cse0 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (<= ~waterLevel~0 2))) (.cse2 (= 1 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0)) .cse2) (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1 .cse2))) [2020-10-28 16:59:24,141 INFO L274 CegarLoopResult]: For program point startSystemFINAL(lines 984 991) no Hoare annotation was computed. [2020-10-28 16:59:24,141 INFO L270 CegarLoopResult]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 805 829) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse5 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse6 .cse4 .cse5 .cse7) (or .cse2 .cse4 .cse5 .cse7))) [2020-10-28 16:59:24,141 INFO L274 CegarLoopResult]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 805 829) no Hoare annotation was computed. [2020-10-28 16:59:24,141 INFO L270 CegarLoopResult]: At program point L824(line 824) the Hoare annotation is: (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse6 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse4 (not (= 1 ~systemActive~0))) (.cse7 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse1 .cse3 .cse5 .cse4) (or .cse5 .cse6 .cse4 .cse7) (or .cse2 .cse6 .cse4 .cse7))) [2020-10-28 16:59:24,141 INFO L274 CegarLoopResult]: For program point L824-1(lines 805 829) no Hoare annotation was computed. [2020-10-28 16:59:24,142 INFO L270 CegarLoopResult]: At program point L819(line 819) the Hoare annotation is: (let ((.cse9 (<= ~waterLevel~0 1))) (let ((.cse0 (not (<= |old(~pumpRunning~0)| 0))) (.cse1 (not (<= 0 |old(~pumpRunning~0)|))) (.cse3 (not (<= ~waterLevel~0 2))) (.cse5 (and .cse9 (= ~pumpRunning~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0))) (.cse7 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse2 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 1 ~systemActive~0))) (.cse8 (not .cse9))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse0 .cse1 .cse3 .cse6 .cse4 .cse5) (or .cse7 .cse6 .cse4 .cse8) (or .cse7 .cse2 .cse4 .cse8)))) [2020-10-28 16:59:24,142 INFO L270 CegarLoopResult]: At program point L815(line 815) the Hoare annotation is: (let ((.cse11 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse10 (<= ~waterLevel~0 1))) (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse3 (not .cse10)) (.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (and (<= 1 processEnvironment__wrappee__highWaterSensor_~tmp~6) .cse11)) (.cse6 (not (<= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse2 (not (= 1 ~systemActive~0))) (.cse8 (and .cse10 .cse11))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse1 .cse2 .cse8) (or .cse0 .cse9 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse9 .cse7 .cse2 .cse8)))) [2020-10-28 16:59:24,142 INFO L274 CegarLoopResult]: For program point L813(lines 813 821) no Hoare annotation was computed. [2020-10-28 16:59:24,142 INFO L270 CegarLoopResult]: At program point L811(line 811) the Hoare annotation is: (let ((.cse4 (not (<= |old(~pumpRunning~0)| 0))) (.cse5 (not (<= 0 |old(~pumpRunning~0)|))) (.cse7 (not (<= ~waterLevel~0 2))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse8 (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (.cse0 (and (not (<= (+ |old(~pumpRunning~0)| 1) 0)) (not (<= 1 |old(~pumpRunning~0)|)))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 ~systemActive~0))) (.cse3 (not (<= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse6 .cse7 .cse8 .cse2) (or .cse4 .cse5 .cse7 .cse1 .cse8 .cse2) (or .cse0 .cse6 .cse2 .cse3))) [2020-10-28 16:59:24,142 INFO L274 CegarLoopResult]: For program point L811-1(line 811) no Hoare annotation was computed. [2020-10-28 16:59:24,142 INFO L274 CegarLoopResult]: For program point L809(lines 809 826) no Hoare annotation was computed. [2020-10-28 16:59:24,143 INFO L274 CegarLoopResult]: For program point waterRiseEXIT(lines 576 587) no Hoare annotation was computed. [2020-10-28 16:59:24,143 INFO L270 CegarLoopResult]: At program point waterRiseENTRY(lines 576 587) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (<= |old(~waterLevel~0)| 2))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (<= |old(~waterLevel~0)| 1))) (.cse3 (not (= 1 ~systemActive~0)))) (and (or .cse0 .cse1 (and (not (<= (+ ~pumpRunning~0 1) 0)) (not (< 0 ~pumpRunning~0))) .cse2 .cse3) (or .cse1 .cse2 .cse4 .cse3) (or .cse0 .cse1 .cse5 (not (<= 0 ~pumpRunning~0)) .cse3 (not (<= ~pumpRunning~0 0))) (or .cse1 .cse5 .cse4 .cse3))) [2020-10-28 16:59:24,143 INFO L274 CegarLoopResult]: For program point L580-1(lines 576 587) no Hoare annotation was computed. [2020-10-28 16:59:24,143 INFO L274 CegarLoopResult]: For program point __automaton_failFINAL(lines 547 554) no Hoare annotation was computed. [2020-10-28 16:59:24,143 INFO L277 CegarLoopResult]: At program point __automaton_failENTRY(lines 547 554) the Hoare annotation is: true [2020-10-28 16:59:24,143 INFO L274 CegarLoopResult]: For program point L551(line 551) no Hoare annotation was computed. [2020-10-28 16:59:24,143 INFO L274 CegarLoopResult]: For program point __automaton_failEXIT(lines 547 554) no Hoare annotation was computed. [2020-10-28 16:59:24,162 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 04:59:24 BoogieIcfgContainer [2020-10-28 16:59:24,163 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-28 16:59:24,164 INFO L168 Benchmark]: Toolchain (without parser) took 173088.33 ms. Allocated memory was 125.8 MB in the beginning and 933.2 MB in the end (delta: 807.4 MB). Free memory was 99.8 MB in the beginning and 620.1 MB in the end (delta: -520.2 MB). Peak memory consumption was 584.5 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:24,164 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-28 16:59:24,165 INFO L168 Benchmark]: CACSL2BoogieTranslator took 699.13 ms. Allocated memory is still 125.8 MB. Free memory was 99.2 MB in the beginning and 77.2 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:24,165 INFO L168 Benchmark]: Boogie Preprocessor took 106.39 ms. Allocated memory is still 125.8 MB. Free memory was 77.2 MB in the beginning and 73.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:24,166 INFO L168 Benchmark]: RCFGBuilder took 1437.59 ms. Allocated memory was 125.8 MB in the beginning and 158.3 MB in the end (delta: 32.5 MB). Free memory was 73.3 MB in the beginning and 103.5 MB in the end (delta: -30.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:24,166 INFO L168 Benchmark]: TraceAbstraction took 170826.76 ms. Allocated memory was 158.3 MB in the beginning and 933.2 MB in the end (delta: 774.9 MB). Free memory was 103.0 MB in the beginning and 620.1 MB in the end (delta: -517.1 MB). Peak memory consumption was 553.6 MB. Max. memory is 8.0 GB. [2020-10-28 16:59:24,168 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 699.13 ms. Allocated memory is still 125.8 MB. Free memory was 99.2 MB in the beginning and 77.2 MB in the end (delta: 22.0 MB). Peak memory consumption was 22.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 106.39 ms. Allocated memory is still 125.8 MB. Free memory was 77.2 MB in the beginning and 73.3 MB in the end (delta: 3.9 MB). Peak memory consumption was 4.2 MB. Max. memory is 8.0 GB. * RCFGBuilder took 1437.59 ms. Allocated memory was 125.8 MB in the beginning and 158.3 MB in the end (delta: 32.5 MB). Free memory was 73.3 MB in the beginning and 103.5 MB in the end (delta: -30.3 MB). Peak memory consumption was 25.7 MB. Max. memory is 8.0 GB. * TraceAbstraction took 170826.76 ms. Allocated memory was 158.3 MB in the beginning and 933.2 MB in the end (delta: 774.9 MB). Free memory was 103.0 MB in the beginning and 620.1 MB in the end (delta: -517.1 MB). Peak memory consumption was 553.6 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: 485]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 478]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 524]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 531]: 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: 711]: Loop Invariant Derived loop invariant: (((((((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || (((((pumpRunning + 1 <= 0 || 0 < pumpRunning) && splverifierCounter <= 0) && methaneLevelCritical == 0) && 1 == systemActive) && waterLevel <= 2)) || !(\old(waterLevel) <= 1)) || (((waterLevel <= 1 && splverifierCounter <= 0) && methaneLevelCritical == 0) && 1 == systemActive)) || !(\old(methaneLevelCritical) == 0)) || ((((waterLevel <= 1 && methaneLevelCritical == 1) && (pumpRunning + 1 <= 0 || 0 < pumpRunning)) && splverifierCounter <= 0) && 1 == systemActive)) || (((((methaneLevelCritical == 1 && splverifierCounter <= 0) && 1 == systemActive) && 0 <= pumpRunning) && waterLevel <= 2) && pumpRunning <= 0) - InvariantResult [Line: 710]: Loop Invariant Derived loop invariant: (((!(\old(systemActive) == 1) || !(\old(pumpRunning) <= 0)) || !(0 <= \old(pumpRunning))) || !(\old(waterLevel) <= 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 54]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 44]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 43 procedures, 261 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 101.1s, OverallIterations: 12, TraceHistogramMax: 3, AutomataDifference: 54.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 69.5s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 2031 SDtfs, 4444 SDslu, 2076 SDs, 0 SdLazy, 12340 SolverSat, 3292 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 27.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 587 GetRequests, 390 SyntacticMatches, 5 SemanticMatches, 192 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 830 ImplicationChecksByTransitivity, 23.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1135occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 1.9s AutomataMinimizationTime, 12 MinimizatonAttempts, 1451 StatesRemovedByMinimization, 11 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 68 LocationsWithAnnotation, 3394 PreInvPairs, 3775 NumberOfFragments, 3082 HoareAnnotationTreeSize, 3394 FomulaSimplifications, 10304817464 FormulaSimplificationTreeSizeReduction, 19.1s HoareSimplificationTime, 68 FomulaSimplificationsInter, 213167359 FormulaSimplificationTreeSizeReductionInter, 50.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 43.2s InterpolantComputationTime, 1114 NumberOfCodeBlocks, 1114 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1102 ConstructedInterpolants, 0 QuantifiedInterpolants, 416813 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 12 InterpolantComputations, 9 PerfectInterpolantSequences, 66/74 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...