/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/recursive/recHanoi01.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:15:38,825 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:15:38,828 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:15:38,862 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:15:38,863 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:15:38,864 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:15:38,866 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:15:38,868 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:15:38,871 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:15:38,872 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:15:38,873 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:15:38,875 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:15:38,875 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:15:38,876 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:15:38,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:15:38,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:15:38,880 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:15:38,882 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:15:38,884 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:15:38,886 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:15:38,888 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:15:38,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:15:38,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:15:38,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:15:38,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:15:38,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:15:38,899 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:15:38,900 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:15:38,921 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:15:38,923 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:15:38,928 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:15:38,929 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:15:38,933 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:15:38,934 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:15:38,936 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:15:38,936 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:15:38,937 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:15:38,937 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:15:38,938 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:15:38,948 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:15:38,952 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:15:38,954 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 17:15:38,988 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:15:38,989 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:15:38,990 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:15:38,990 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:15:38,991 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:15:38,991 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:15:38,991 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:15:38,991 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:15:38,992 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:15:38,992 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:15:38,992 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:15:38,992 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:15:38,993 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:15:38,993 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:15:38,993 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:15:38,993 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:15:38,994 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:15:38,994 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:15:38,994 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:15:38,994 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:15:38,995 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:15:38,995 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:15:38,995 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:15:38,996 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:15:38,996 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:15:38,996 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:15:38,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:15:38,997 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:15:38,997 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:15:38,997 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:15:39,425 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:15:39,464 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:15:39,468 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:15:39,470 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:15:39,471 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:15:39,472 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/recHanoi01.c [2020-10-28 17:15:39,556 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2fa9a858/e671891899e94178b4b8e822fb2c354c/FLAG01cb691b6 [2020-10-28 17:15:40,146 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:15:40,147 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/recHanoi01.c [2020-10-28 17:15:40,154 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2fa9a858/e671891899e94178b4b8e822fb2c354c/FLAG01cb691b6 [2020-10-28 17:15:40,522 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/d2fa9a858/e671891899e94178b4b8e822fb2c354c [2020-10-28 17:15:40,525 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:15:40,533 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:15:40,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:15:40,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:15:40,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:15:40,541 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,546 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29d9d2a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40, skipping insertion in model container [2020-10-28 17:15:40,546 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,555 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:15:40,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:15:40,762 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:15:40,771 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:15:40,797 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:15:40,813 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:15:40,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40 WrapperNode [2020-10-28 17:15:40,814 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:15:40,815 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:15:40,815 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:15:40,815 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:15:40,829 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,829 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,837 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,837 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,853 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,855 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,856 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (1/1) ... [2020-10-28 17:15:40,858 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:15:40,859 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:15:40,859 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:15:40,859 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:15:40,860 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (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 17:15:40,968 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:15:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:15:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:15:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure hanoi [2020-10-28 17:15:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure applyHanoi [2020-10-28 17:15:40,969 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:15:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:15:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:15:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:15:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:15:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:15:40,970 INFO L130 BoogieDeclarations]: Found specification of procedure hanoi [2020-10-28 17:15:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure applyHanoi [2020-10-28 17:15:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:15:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:15:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:15:40,971 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:15:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:15:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:15:40,972 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:15:41,294 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:15:41,295 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 17:15:41,297 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:15:41 BoogieIcfgContainer [2020-10-28 17:15:41,297 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:15:41,299 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:15:41,300 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:15:41,304 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:15:41,304 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:15:40" (1/3) ... [2020-10-28 17:15:41,305 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373b2132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:15:41, skipping insertion in model container [2020-10-28 17:15:41,305 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:15:40" (2/3) ... [2020-10-28 17:15:41,306 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@373b2132 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:15:41, skipping insertion in model container [2020-10-28 17:15:41,306 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:15:41" (3/3) ... [2020-10-28 17:15:41,308 INFO L111 eAbstractionObserver]: Analyzing ICFG recHanoi01.c [2020-10-28 17:15:41,323 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:15:41,328 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 17:15:41,343 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 17:15:41,379 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:15:41,379 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:15:41,379 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:15:41,380 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:15:41,380 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:15:41,380 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:15:41,380 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:15:41,380 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:15:41,418 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states. [2020-10-28 17:15:41,426 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2020-10-28 17:15:41,426 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:41,427 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] [2020-10-28 17:15:41,428 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:41,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:41,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1228456953, now seen corresponding path program 1 times [2020-10-28 17:15:41,454 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:41,454 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1278437813] [2020-10-28 17:15:41,455 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:41,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:41,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:41,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:42,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:42,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:15:42,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:15:42,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 649 [2020-10-28 17:15:42,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:42,332 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:42,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:15:42,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:15:42,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-28 17:15:42,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:15:42,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:15:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:42,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:42,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:42,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:15:42,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:42,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:15:42,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:42,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:42,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:42,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:42,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:42,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:42,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:42,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:42,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:42,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:42,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:42,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:42,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:15:42,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:42,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:42,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:42,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:42,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:15:42,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:42,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:15:42,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:42,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:42,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:42,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:42,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:42,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:15:42,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:42,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:42,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:15:42,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:42,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:42,572 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 17:15:42,573 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1278437813] [2020-10-28 17:15:42,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:15:42,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-28 17:15:42,576 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1261124708] [2020-10-28 17:15:42,581 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:15:42,581 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:15:42,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:15:42,596 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:15:42,598 INFO L87 Difference]: Start difference. First operand 33 states. Second operand 9 states. [2020-10-28 17:15:43,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:15:43,011 INFO L93 Difference]: Finished difference Result 54 states and 68 transitions. [2020-10-28 17:15:43,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:15:43,013 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 21 [2020-10-28 17:15:43,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:15:43,023 INFO L225 Difference]: With dead ends: 54 [2020-10-28 17:15:43,023 INFO L226 Difference]: Without dead ends: 34 [2020-10-28 17:15:43,027 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:15:43,045 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-28 17:15:43,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 31. [2020-10-28 17:15:43,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-28 17:15:43,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 39 transitions. [2020-10-28 17:15:43,078 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 39 transitions. Word has length 21 [2020-10-28 17:15:43,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:15:43,079 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 39 transitions. [2020-10-28 17:15:43,079 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:15:43,079 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 39 transitions. [2020-10-28 17:15:43,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-10-28 17:15:43,081 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:43,082 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] [2020-10-28 17:15:43,082 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:15:43,082 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:43,083 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:43,083 INFO L82 PathProgramCache]: Analyzing trace with hash -2130397969, now seen corresponding path program 1 times [2020-10-28 17:15:43,083 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:43,084 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2113106655] [2020-10-28 17:15:43,084 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:43,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:43,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:43,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:43,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:43,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 17:15:43,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:15:43,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 266 [2020-10-28 17:15:43,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:43,367 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:43,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:43,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:15:43,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:43,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:43,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:15:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:43,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:43,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:43,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:15:43,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:43,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:15:43,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:43,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:43,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:43,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:43,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:43,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:43,473 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:43,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:43,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:43,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:43,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:43,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:43,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:15:43,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:43,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:43,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:43,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:15:43,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:43,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:43,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 17:15:43,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:43,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:43,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:43,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:15:43,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:43,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:15:43,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:43,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:43,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:43,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:15:43,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:43,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:43,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:15:43,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:43,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:43,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:43,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:43,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:43,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:15:43,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:43,524 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:43,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:43,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:43,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:43,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:43,529 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-28 17:15:43,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2113106655] [2020-10-28 17:15:43,530 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:15:43,530 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-10-28 17:15:43,530 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [846773827] [2020-10-28 17:15:43,531 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-28 17:15:43,532 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:15:43,533 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-28 17:15:43,533 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-28 17:15:43,533 INFO L87 Difference]: Start difference. First operand 31 states and 39 transitions. Second operand 7 states. [2020-10-28 17:15:43,757 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:15:43,757 INFO L93 Difference]: Finished difference Result 44 states and 52 transitions. [2020-10-28 17:15:43,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-28 17:15:43,758 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-10-28 17:15:43,758 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:15:43,759 INFO L225 Difference]: With dead ends: 44 [2020-10-28 17:15:43,759 INFO L226 Difference]: Without dead ends: 30 [2020-10-28 17:15:43,760 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:15:43,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-28 17:15:43,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2020-10-28 17:15:43,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-28 17:15:43,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 33 transitions. [2020-10-28 17:15:43,771 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 33 transitions. Word has length 27 [2020-10-28 17:15:43,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:15:43,772 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 33 transitions. [2020-10-28 17:15:43,772 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-28 17:15:43,772 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 33 transitions. [2020-10-28 17:15:43,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2020-10-28 17:15:43,774 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:43,774 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 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 17:15:43,774 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:15:43,774 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:43,775 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:43,775 INFO L82 PathProgramCache]: Analyzing trace with hash 2097213666, now seen corresponding path program 1 times [2020-10-28 17:15:43,775 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:43,778 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [195678826] [2020-10-28 17:15:43,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:43,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:43,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:44,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:44,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 47 [2020-10-28 17:15:44,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:44,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 355 [2020-10-28 17:15:44,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:44,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:44,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:15:44,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:15:44,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-28 17:15:44,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:44,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:15:44,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:44,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:44,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:44,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:15:44,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:44,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:15:44,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:44,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:44,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:44,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:44,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:44,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:44,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:44,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:44,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:44,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:44,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:15:44,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:44,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 17:15:44,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:44,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:44,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:15:44,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:15:44,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:15:44,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:44,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:15:44,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:44,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:44,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:44,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:44,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:44,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:15:44,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:44,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:44,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:44,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:15:44,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:15:44,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:44,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:44,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:44,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:44,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:44,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:44,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:44,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:15:44,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:44,526 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:44,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:44,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:15:44,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:15:44,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:44,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:15:44,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:44,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:44,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:44,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:44,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:44,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:15:44,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:44,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:44,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:44,542 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:44,559 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-28 17:15:44,559 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [195678826] [2020-10-28 17:15:44,559 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:15:44,559 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 17:15:44,560 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003683539] [2020-10-28 17:15:44,560 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 17:15:44,560 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:15:44,561 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 17:15:44,563 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=86, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:15:44,563 INFO L87 Difference]: Start difference. First operand 28 states and 33 transitions. Second operand 11 states. [2020-10-28 17:15:45,069 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:15:45,069 INFO L93 Difference]: Finished difference Result 64 states and 81 transitions. [2020-10-28 17:15:45,070 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 17:15:45,070 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 31 [2020-10-28 17:15:45,070 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:15:45,072 INFO L225 Difference]: With dead ends: 64 [2020-10-28 17:15:45,072 INFO L226 Difference]: Without dead ends: 57 [2020-10-28 17:15:45,073 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 11 SyntacticMatches, 2 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:15:45,074 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-10-28 17:15:45,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 50. [2020-10-28 17:15:45,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-10-28 17:15:45,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 67 transitions. [2020-10-28 17:15:45,092 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 67 transitions. Word has length 31 [2020-10-28 17:15:45,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:15:45,093 INFO L481 AbstractCegarLoop]: Abstraction has 50 states and 67 transitions. [2020-10-28 17:15:45,093 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 17:15:45,093 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 67 transitions. [2020-10-28 17:15:45,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2020-10-28 17:15:45,095 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:45,095 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:15:45,095 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:15:45,096 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:45,096 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:45,096 INFO L82 PathProgramCache]: Analyzing trace with hash -1582499843, now seen corresponding path program 2 times [2020-10-28 17:15:45,096 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:45,097 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1377932739] [2020-10-28 17:15:45,097 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:45,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:45,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:45,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:45,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:45,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:45,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:45,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:47,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:47,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:15:47,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:15:47,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2337 [2020-10-28 17:15:47,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:47,452 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:47,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:15:47,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:15:47,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 39 [2020-10-28 17:15:47,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:47,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:15:47,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:47,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:47,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:47,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:15:47,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:47,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:15:47,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:47,511 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:47,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:47,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:47,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:47,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:47,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:47,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:47,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:47,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:47,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:47,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:47,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:47,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:48,205 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 17:15:48,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:15:48,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 675 [2020-10-28 17:15:48,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:48,208 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:48,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:15:48,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:48,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 17:15:48,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:48,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:15:48,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:48,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:48,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:48,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:15:48,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:15:48,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:48,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:15:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:48,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:48,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:48,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:48,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:48,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,380 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:48,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:15:48,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:15:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-28 17:15:48,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:48,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:15:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:15:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:48,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:15:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:48,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:48,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:48,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:48,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:15:48,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:48,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:48,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:15:48,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:48,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:48,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:48,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:48,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:48,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,430 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:48,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:48,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:48,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:15:48,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:48,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:48,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:15:48,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:48,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:15:48,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:15:48,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-10-28 17:15:48,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:48,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:48,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:48,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:48,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:48,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:15:48,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:48,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:48,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:15:48,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:15:48,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:48,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:48,512 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 20 proven. 9 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2020-10-28 17:15:48,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1377932739] [2020-10-28 17:15:48,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:15:48,513 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:15:48,513 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [794059055] [2020-10-28 17:15:48,515 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:15:48,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:15:48,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:15:48,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:15:48,517 INFO L87 Difference]: Start difference. First operand 50 states and 67 transitions. Second operand 13 states. [2020-10-28 17:15:49,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:15:49,454 INFO L93 Difference]: Finished difference Result 85 states and 124 transitions. [2020-10-28 17:15:49,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:15:49,454 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 41 [2020-10-28 17:15:49,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:15:49,458 INFO L225 Difference]: With dead ends: 85 [2020-10-28 17:15:49,458 INFO L226 Difference]: Without dead ends: 62 [2020-10-28 17:15:49,459 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 56 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=110, Invalid=396, Unknown=0, NotChecked=0, Total=506 [2020-10-28 17:15:49,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2020-10-28 17:15:49,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 45. [2020-10-28 17:15:49,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 45 states. [2020-10-28 17:15:49,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 45 states and 59 transitions. [2020-10-28 17:15:49,473 INFO L78 Accepts]: Start accepts. Automaton has 45 states and 59 transitions. Word has length 41 [2020-10-28 17:15:49,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:15:49,474 INFO L481 AbstractCegarLoop]: Abstraction has 45 states and 59 transitions. [2020-10-28 17:15:49,474 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:15:49,474 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 59 transitions. [2020-10-28 17:15:49,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-10-28 17:15:49,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:49,476 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 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] [2020-10-28 17:15:49,476 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:15:49,476 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:49,477 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:49,477 INFO L82 PathProgramCache]: Analyzing trace with hash 454826378, now seen corresponding path program 1 times [2020-10-28 17:15:49,477 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:49,477 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1085970017] [2020-10-28 17:15:49,477 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:49,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:49,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:49,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:49,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:49,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:50,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:50,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 55 [2020-10-28 17:15:50,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:15:50,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1444 [2020-10-28 17:15:50,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:50,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:50,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:15:50,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:15:50,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:15:50,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:50,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:15:50,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:50,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:50,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:50,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:15:50,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:50,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:15:50,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:50,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:50,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:50,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:50,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:50,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:51,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:51,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:51,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:51,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:15:51,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:15:51,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-28 17:15:51,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:51,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:51,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:15:51,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:51,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:15:51,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:51,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:15:51,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:51,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:51,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:51,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:51,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 17:15:51,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:51,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:51,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:15:51,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:51,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:15:51,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:15:51,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:51,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:51,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:51,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:51,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:51,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:15:51,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:51,217 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:51,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:15:51,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:51,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:15:51,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:51,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:15:51,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:51,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:51,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:15:51,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:51,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:15:51,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:51,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:51,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:15:51,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:15:51,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:15:51,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:51,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:15:51,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:51,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:51,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:15:51,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:51,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:15:51,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:51,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:51,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:15:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:51,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:15:51,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:51,331 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 8 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-28 17:15:51,332 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1085970017] [2020-10-28 17:15:51,332 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:15:51,332 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:15:51,333 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [278700088] [2020-10-28 17:15:51,333 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:15:51,334 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:15:51,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:15:51,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:15:51,334 INFO L87 Difference]: Start difference. First operand 45 states and 59 transitions. Second operand 13 states. [2020-10-28 17:15:51,868 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:15:51,868 INFO L93 Difference]: Finished difference Result 61 states and 85 transitions. [2020-10-28 17:15:51,869 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 17:15:51,869 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 37 [2020-10-28 17:15:51,870 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:15:51,871 INFO L225 Difference]: With dead ends: 61 [2020-10-28 17:15:51,871 INFO L226 Difference]: Without dead ends: 48 [2020-10-28 17:15:51,872 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 59 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=88, Invalid=332, Unknown=0, NotChecked=0, Total=420 [2020-10-28 17:15:51,872 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-10-28 17:15:51,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 44. [2020-10-28 17:15:51,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-28 17:15:51,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 57 transitions. [2020-10-28 17:15:51,884 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 57 transitions. Word has length 37 [2020-10-28 17:15:51,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:15:51,885 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 57 transitions. [2020-10-28 17:15:51,885 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:15:51,885 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 57 transitions. [2020-10-28 17:15:51,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-28 17:15:51,887 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:15:51,888 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 5, 4, 4, 4, 4, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:15:51,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:15:51,888 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:15:51,888 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:15:51,888 INFO L82 PathProgramCache]: Analyzing trace with hash -1204323451, now seen corresponding path program 2 times [2020-10-28 17:15:51,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:15:51,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1281633139] [2020-10-28 17:15:51,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:15:51,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:51,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:51,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:52,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:52,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:52,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:52,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:53,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:53,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:53,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:54,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:54,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:56,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:56,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-28 17:15:56,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 17:15:56,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:15:56,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:56,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:56,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:15:56,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 45 [2020-10-28 17:15:56,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:15:56,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:56,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:15:56,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:56,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:56,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:15:56,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:15:56,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:15:56,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:15:56,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:15:56,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:15:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:15:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:15:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:15:56,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:15:56,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:15:56,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:15:57,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:57,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:57,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:57,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:57,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:57,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:57,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:58,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:15:58,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,003 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 65 [2020-10-28 17:16:02,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:16:02,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:16:02,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,004 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:02,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 17:16:02,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:02,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:02,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:02,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:16:02,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,039 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:02,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:02,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:02,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:02,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:02,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:02,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:02,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:02,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 37 [2020-10-28 17:16:02,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:16:02,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 173 [2020-10-28 17:16:02,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:02,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:16:02,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:02,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:02,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,261 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,261 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:02,261 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,261 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:02,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:02,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:02,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,358 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:02,358 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:16:02,358 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 17:16:02,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:02,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:02,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:16:02,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:02,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:02,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:02,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:02,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:02,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:02,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,420 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:02,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:02,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-10-28 17:16:02,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:16:02,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:02,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,434 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:02,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:16:02,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:02,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:02,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:02,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:02,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:02,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:02,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:02,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:02,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:02,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:02,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:02,447 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 72 proven. 14 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2020-10-28 17:16:02,448 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1281633139] [2020-10-28 17:16:02,448 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:02,448 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:16:02,448 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [825769437] [2020-10-28 17:16:02,449 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:16:02,449 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:02,449 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:16:02,450 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:16:02,450 INFO L87 Difference]: Start difference. First operand 44 states and 57 transitions. Second operand 10 states. [2020-10-28 17:16:02,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:02,854 INFO L93 Difference]: Finished difference Result 78 states and 111 transitions. [2020-10-28 17:16:02,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:16:02,854 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 67 [2020-10-28 17:16:02,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:02,857 INFO L225 Difference]: With dead ends: 78 [2020-10-28 17:16:02,857 INFO L226 Difference]: Without dead ends: 45 [2020-10-28 17:16:02,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:16:02,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45 states. [2020-10-28 17:16:02,866 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45 to 40. [2020-10-28 17:16:02,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-10-28 17:16:02,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 48 transitions. [2020-10-28 17:16:02,867 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 48 transitions. Word has length 67 [2020-10-28 17:16:02,867 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:02,867 INFO L481 AbstractCegarLoop]: Abstraction has 40 states and 48 transitions. [2020-10-28 17:16:02,867 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:16:02,868 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 48 transitions. [2020-10-28 17:16:02,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-10-28 17:16:02,869 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:02,869 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:02,869 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:16:02,869 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:02,870 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:02,870 INFO L82 PathProgramCache]: Analyzing trace with hash 307066026, now seen corresponding path program 3 times [2020-10-28 17:16:02,870 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:02,870 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1479954724] [2020-10-28 17:16:02,873 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:02,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:02,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 83 [2020-10-28 17:16:03,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 479 [2020-10-28 17:16:03,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-28 17:16:03,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:16:03,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 67 [2020-10-28 17:16:03,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:03,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:03,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:03,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:03,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,460 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:03,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:03,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:03,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:03,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:16:03,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 143 [2020-10-28 17:16:03,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,628 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-28 17:16:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:03,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:16:03,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:03,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:03,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 17:16:03,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:03,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:03,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:03,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:03,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:16:03,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:03,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:03,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:03,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:03,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:03,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:16:03,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:03,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:03,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:03,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:03,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:03,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 32 [2020-10-28 17:16:03,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:03,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:03,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:03,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:03,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:03,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:03,953 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:03,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:03,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:03,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:16:03,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:03,954 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:03,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:04,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:04,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:04,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:04,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:04,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:04,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:04,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:16:04,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:04,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:04,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:04,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 17:16:04,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:04,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:04,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:04,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:16:04,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:04,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:16:04,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:04,032 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:04,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:04,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:16:04,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:04,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:04,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:04,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:04,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:04,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:04,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:04,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:04,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:04,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:16:04,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:04,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:16:04,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:04,119 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 3 proven. 46 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2020-10-28 17:16:04,120 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1479954724] [2020-10-28 17:16:04,120 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:04,120 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-28 17:16:04,121 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1636503191] [2020-10-28 17:16:04,121 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-28 17:16:04,121 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:04,122 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-28 17:16:04,122 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=231, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:16:04,122 INFO L87 Difference]: Start difference. First operand 40 states and 48 transitions. Second operand 17 states. [2020-10-28 17:16:05,145 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:05,145 INFO L93 Difference]: Finished difference Result 68 states and 84 transitions. [2020-10-28 17:16:05,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 17:16:05,147 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 57 [2020-10-28 17:16:05,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:05,148 INFO L225 Difference]: With dead ends: 68 [2020-10-28 17:16:05,148 INFO L226 Difference]: Without dead ends: 63 [2020-10-28 17:16:05,149 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 22 SyntacticMatches, 3 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=133, Invalid=623, Unknown=0, NotChecked=0, Total=756 [2020-10-28 17:16:05,150 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-10-28 17:16:05,170 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 55. [2020-10-28 17:16:05,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-10-28 17:16:05,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2020-10-28 17:16:05,172 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 71 transitions. Word has length 57 [2020-10-28 17:16:05,172 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:05,172 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 71 transitions. [2020-10-28 17:16:05,173 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-28 17:16:05,173 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2020-10-28 17:16:05,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-28 17:16:05,174 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:05,174 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:05,175 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:16:05,175 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:05,175 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:05,175 INFO L82 PathProgramCache]: Analyzing trace with hash -947868342, now seen corresponding path program 4 times [2020-10-28 17:16:05,176 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:05,176 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [975602672] [2020-10-28 17:16:05,176 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:05,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:05,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:05,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:06,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:08,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:08,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:08,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:10,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-28 17:16:10,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-28 17:16:10,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:16:10,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:10,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:10,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:16:10,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:16:10,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 17:16:10,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:10,250 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:10,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:10,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:10,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:10,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:10,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:10,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:10,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:10,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:10,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:10,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:10,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:10,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:10,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:11,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:16:15,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 17:16:15,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:15,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:15,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:15,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:15,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:15,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 17:16:15,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:15,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:15,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:16:15,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:15,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:15,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:15,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:15,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:15,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:16:15,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:15,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:15,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:15,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:15,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:15,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:15,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:15,426 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:15,426 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:15,426 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:15,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:15,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:15,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:15,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:15,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:15,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:15,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:15,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:15,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:15,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:17,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2439 [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:16:17,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:17,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:17,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:17,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:17,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:17,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:17,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:17,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 70 [2020-10-28 17:16:17,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:17,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:17,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:16:17,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:17,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:16:17,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:18,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:18,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:18,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:18,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:18,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:18,022 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:18,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:18,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:18,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:18,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:18,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:18,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:18,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:18,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:18,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:18,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:18,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:18,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:18,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:18,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:18,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:18,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:16:18,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:18,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:18,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:16:18,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:18,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:18,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:18,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:18,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:18,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:18,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:18,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:18,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:18,049 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:18,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,050 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:18,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:18,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:18,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:18,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:18,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:18,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:18,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:18,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:18,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:18,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 17:16:18,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:18,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:16:18,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:18,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:18,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:18,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:18,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:18,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:16:18,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:18,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:18,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:18,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:18,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:18,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:16:18,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:18,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:18,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:18,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:18,081 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 58 proven. 88 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2020-10-28 17:16:18,081 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [975602672] [2020-10-28 17:16:18,082 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:18,082 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:16:18,082 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1919065657] [2020-10-28 17:16:18,083 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:16:18,083 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:18,083 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:16:18,084 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=123, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:16:18,084 INFO L87 Difference]: Start difference. First operand 55 states and 71 transitions. Second operand 13 states. [2020-10-28 17:16:18,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:18,839 INFO L93 Difference]: Finished difference Result 97 states and 140 transitions. [2020-10-28 17:16:18,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 17:16:18,841 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 77 [2020-10-28 17:16:18,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:18,843 INFO L225 Difference]: With dead ends: 97 [2020-10-28 17:16:18,843 INFO L226 Difference]: Without dead ends: 65 [2020-10-28 17:16:18,844 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 82 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=141, Invalid=411, Unknown=0, NotChecked=0, Total=552 [2020-10-28 17:16:18,845 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-10-28 17:16:18,862 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 58. [2020-10-28 17:16:18,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-10-28 17:16:18,863 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 73 transitions. [2020-10-28 17:16:18,864 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 73 transitions. Word has length 77 [2020-10-28 17:16:18,864 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:18,864 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 73 transitions. [2020-10-28 17:16:18,864 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:16:18,864 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 73 transitions. [2020-10-28 17:16:18,866 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-10-28 17:16:18,866 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:18,866 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:18,866 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:16:18,866 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:18,866 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:18,867 INFO L82 PathProgramCache]: Analyzing trace with hash -819743742, now seen corresponding path program 5 times [2020-10-28 17:16:18,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:18,867 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [389150424] [2020-10-28 17:16:18,867 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:18,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:18,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:18,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:19,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:23,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 91 [2020-10-28 17:16:23,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:16:23,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:16:23,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:23,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:23,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:16:23,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:16:23,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 63 [2020-10-28 17:16:23,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:23,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:23,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:23,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:23,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:23,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:23,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:23,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:23,941 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:23,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:23,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:23,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:23,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:23,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:23,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:23,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:24,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:16:26,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:16:26,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2224 [2020-10-28 17:16:26,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:16:26,180 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:26,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:16:26,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:16:26,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:26,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:26,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:26,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:26,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:26,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:26,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:26,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:26,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:26,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:26,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:26,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,307 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:26,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:16:26,308 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:26,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:26,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,313 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:26,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:26,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:26,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,316 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:26,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:26,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 17:16:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:16:26,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:16:26,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,343 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:26,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:26,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:16:26,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:26,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:16:26,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:16:26,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:26,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:26,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:26,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:26,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:26,439 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 17 proven. 39 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2020-10-28 17:16:26,439 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [389150424] [2020-10-28 17:16:26,440 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:26,440 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 17:16:26,440 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1929477094] [2020-10-28 17:16:26,440 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 17:16:26,441 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:26,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 17:16:26,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:16:26,441 INFO L87 Difference]: Start difference. First operand 58 states and 73 transitions. Second operand 14 states. [2020-10-28 17:16:27,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:27,155 INFO L93 Difference]: Finished difference Result 72 states and 92 transitions. [2020-10-28 17:16:27,155 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:16:27,156 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 63 [2020-10-28 17:16:27,156 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:27,157 INFO L225 Difference]: With dead ends: 72 [2020-10-28 17:16:27,157 INFO L226 Difference]: Without dead ends: 55 [2020-10-28 17:16:27,158 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 79 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=476, Unknown=0, NotChecked=0, Total=600 [2020-10-28 17:16:27,159 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 55 states. [2020-10-28 17:16:27,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 55 to 52. [2020-10-28 17:16:27,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-10-28 17:16:27,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 68 transitions. [2020-10-28 17:16:27,181 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 68 transitions. Word has length 63 [2020-10-28 17:16:27,181 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:27,181 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 68 transitions. [2020-10-28 17:16:27,181 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 17:16:27,181 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 68 transitions. [2020-10-28 17:16:27,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2020-10-28 17:16:27,188 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:27,189 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 5, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:27,189 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:16:27,189 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:27,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:27,189 INFO L82 PathProgramCache]: Analyzing trace with hash 573848714, now seen corresponding path program 6 times [2020-10-28 17:16:27,189 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:27,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [184381190] [2020-10-28 17:16:27,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:27,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:27,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:27,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:27,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:27,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:27,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:27,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:27,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:32,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-28 17:16:32,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:16:32,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:16:32,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:32,213 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:32,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:16:32,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:16:32,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 86 [2020-10-28 17:16:32,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:32,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:32,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:32,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:32,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:32,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:32,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:32,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:32,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:32,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,326 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:32,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:34,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:35,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:37,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:37,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-28 17:16:37,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:37,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:37,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:37,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:37,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:37,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:37,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:16:39,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:16:39,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2426 [2020-10-28 17:16:39,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:39,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:16:39,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:39,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:16:39,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:39,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:16:39,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:39,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:39,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:39,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:39,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:39,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:39,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 82 [2020-10-28 17:16:39,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:16:39,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:16:39,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:16:39,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:39,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:16:39,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,919 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:39,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:39,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:39,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:39,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:39,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:16:39,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:39,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:16:39,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:39,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:16:39,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:39,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:39,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:39,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:39,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:39,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:39,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:39,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:39,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-28 17:16:39,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:39,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:39,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:39,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:16:39,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:39,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:16:39,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:39,983 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:16:39,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:16:39,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-28 17:16:39,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:40,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:40,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:40,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:40,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:40,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:40,039 INFO L134 CoverageAnalysis]: Checked inductivity of 244 backedges. 59 proven. 59 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-10-28 17:16:40,039 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [184381190] [2020-10-28 17:16:40,039 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:40,040 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 17:16:40,040 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [662887038] [2020-10-28 17:16:40,040 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 17:16:40,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:40,041 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 17:16:40,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-28 17:16:40,041 INFO L87 Difference]: Start difference. First operand 52 states and 68 transitions. Second operand 14 states. [2020-10-28 17:16:40,843 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:40,844 INFO L93 Difference]: Finished difference Result 98 states and 143 transitions. [2020-10-28 17:16:40,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-28 17:16:40,845 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 77 [2020-10-28 17:16:40,845 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:40,846 INFO L225 Difference]: With dead ends: 98 [2020-10-28 17:16:40,846 INFO L226 Difference]: Without dead ends: 57 [2020-10-28 17:16:40,847 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=145, Invalid=557, Unknown=0, NotChecked=0, Total=702 [2020-10-28 17:16:40,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-10-28 17:16:40,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 52. [2020-10-28 17:16:40,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 52 states. [2020-10-28 17:16:40,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 52 states and 65 transitions. [2020-10-28 17:16:40,861 INFO L78 Accepts]: Start accepts. Automaton has 52 states and 65 transitions. Word has length 77 [2020-10-28 17:16:40,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:40,861 INFO L481 AbstractCegarLoop]: Abstraction has 52 states and 65 transitions. [2020-10-28 17:16:40,861 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 17:16:40,861 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2020-10-28 17:16:40,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-28 17:16:40,863 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:40,863 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:40,863 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:16:40,863 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:40,864 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:40,864 INFO L82 PathProgramCache]: Analyzing trace with hash -2041797502, now seen corresponding path program 7 times [2020-10-28 17:16:40,864 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:40,864 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1111150470] [2020-10-28 17:16:40,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:40,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:41,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 147 [2020-10-28 17:16:41,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:41,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1020 [2020-10-28 17:16:41,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:41,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 46 [2020-10-28 17:16:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:16:41,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:16:41,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:41,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:41,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:41,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:41,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:42,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,009 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:42,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,484 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:16:42,484 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,484 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 460 [2020-10-28 17:16:42,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,485 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-28 17:16:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-28 17:16:42,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,563 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:42,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:16:42,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-28 17:16:42,695 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,695 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,695 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-28 17:16:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:16:42,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:42,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:42,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 17:16:42,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:42,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:42,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:42,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,804 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,804 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:42,804 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,804 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:42,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,805 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:42,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:42,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:42,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:42,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:42,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:42,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:42,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:42,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 17:16:42,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,864 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:42,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:42,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:42,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:42,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:42,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,878 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:42,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:42,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:42,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:42,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:42,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,888 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:42,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:42,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:42,908 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:16:42,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:42,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 75 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:16:42,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:43,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:43,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:43,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:43,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:43,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,057 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:43,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:43,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:43,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:43,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:43,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,080 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:43,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:43,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:43,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:43,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:43,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:16:43,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:43,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:43,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:16:43,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:43,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:43,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:43,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:43,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:16:43,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,215 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:16:43,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:16:43,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:16:43,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 17:16:43,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:16:43,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:43,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:16:43,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:43,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:43,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:43,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:43,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:43,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:43,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:43,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:43,372 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:43,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:16:43,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:43,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:16:43,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:43,427 INFO L134 CoverageAnalysis]: Checked inductivity of 476 backedges. 0 proven. 169 refuted. 0 times theorem prover too weak. 307 trivial. 0 not checked. [2020-10-28 17:16:43,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1111150470] [2020-10-28 17:16:43,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:16:43,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-28 17:16:43,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790413093] [2020-10-28 17:16:43,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-28 17:16:43,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:16:43,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-28 17:16:43,430 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=337, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:16:43,430 INFO L87 Difference]: Start difference. First operand 52 states and 65 transitions. Second operand 20 states. [2020-10-28 17:16:45,006 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:16:45,006 INFO L93 Difference]: Finished difference Result 89 states and 116 transitions. [2020-10-28 17:16:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-28 17:16:45,007 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 103 [2020-10-28 17:16:45,007 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:16:45,009 INFO L225 Difference]: With dead ends: 89 [2020-10-28 17:16:45,009 INFO L226 Difference]: Without dead ends: 84 [2020-10-28 17:16:45,012 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 89 GetRequests, 48 SyntacticMatches, 6 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 161 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=173, Invalid=1159, Unknown=0, NotChecked=0, Total=1332 [2020-10-28 17:16:45,012 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-28 17:16:45,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 75. [2020-10-28 17:16:45,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-10-28 17:16:45,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 99 transitions. [2020-10-28 17:16:45,044 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 99 transitions. Word has length 103 [2020-10-28 17:16:45,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:16:45,046 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 99 transitions. [2020-10-28 17:16:45,046 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-28 17:16:45,046 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 99 transitions. [2020-10-28 17:16:45,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 17:16:45,049 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:16:45,049 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 12, 11, 11, 11, 11, 11, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:16:45,049 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 17:16:45,049 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:16:45,049 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:16:45,050 INFO L82 PathProgramCache]: Analyzing trace with hash -1058217982, now seen corresponding path program 8 times [2020-10-28 17:16:45,050 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:16:45,055 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [574209607] [2020-10-28 17:16:45,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:16:45,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:45,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:45,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:46,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:46,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:46,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:46,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:47,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-28 17:16:50,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 17:16:50,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5023 [2020-10-28 17:16:50,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,113 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:16:50,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:16:50,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 117 [2020-10-28 17:16:50,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:16:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:50,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:16:50,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:50,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:16:50,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:50,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:50,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:50,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:50,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:50,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:50,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:50,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:50,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:50,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:51,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:55,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-28 17:16:55,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:55,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:55,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:55,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:55,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:55,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:55,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:16:57,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:16:57,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2046 [2020-10-28 17:16:57,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,271 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:16:57,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:16:57,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:57,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:57,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:57,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:16:57,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:57,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:16:57,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:57,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:57,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:57,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:57,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:57,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:57,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,307 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:57,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:57,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:16:57,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:16:57,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:16:57,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:16:57,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:16:57,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:16:57,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 17:16:57,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:16:57,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:16:57,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:16:57,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:57,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:57,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:16:57,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,419 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:16:57,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:16:57,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:16:57,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:16:57,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:16:57,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:16:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:16:57,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:16:57,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:02,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 17:17:02,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:02,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:02,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:02,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:02,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:03,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:03,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:03,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:03,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1424 [2020-10-28 17:17:03,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:03,917 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:17:03,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:03,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:17:03,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:03,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:03,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:03,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:03,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:03,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:03,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:03,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:17:03,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:03,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:17:03,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:03,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:03,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:03,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:03,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:03,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:03,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:03,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:03,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:03,950 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:03,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:03,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:03,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:03,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:03,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:03,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:03,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:03,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:03,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:03,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:03,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:03,963 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:04,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:04,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 17:17:04,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:17:04,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:04,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:04,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:04,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:04,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:04,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:17:04,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:04,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:04,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:04,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:04,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:04,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:04,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:04,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:04,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:04,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:04,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:04,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:04,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:04,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,126 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:04,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:04,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:04,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 17:17:04,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:17:04,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:04,150 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,150 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 17:17:04,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:04,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,154 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:04,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:04,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:04,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:04,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:04,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:04,174 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 222 proven. 286 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2020-10-28 17:17:04,175 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [574209607] [2020-10-28 17:17:04,175 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:04,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-28 17:17:04,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [554328734] [2020-10-28 17:17:04,176 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-28 17:17:04,176 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:04,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-28 17:17:04,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=194, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:17:04,176 INFO L87 Difference]: Start difference. First operand 75 states and 99 transitions. Second operand 16 states. [2020-10-28 17:17:05,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:05,212 INFO L93 Difference]: Finished difference Result 132 states and 197 transitions. [2020-10-28 17:17:05,213 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 17:17:05,213 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 143 [2020-10-28 17:17:05,213 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:05,214 INFO L225 Difference]: With dead ends: 132 [2020-10-28 17:17:05,215 INFO L226 Difference]: Without dead ends: 86 [2020-10-28 17:17:05,216 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 206 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=240, Invalid=816, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 17:17:05,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 86 states. [2020-10-28 17:17:05,238 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 86 to 76. [2020-10-28 17:17:05,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-28 17:17:05,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 97 transitions. [2020-10-28 17:17:05,245 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 97 transitions. Word has length 143 [2020-10-28 17:17:05,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:05,246 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 97 transitions. [2020-10-28 17:17:05,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-28 17:17:05,246 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 97 transitions. [2020-10-28 17:17:05,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2020-10-28 17:17:05,252 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:05,253 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 8, 7, 7, 7, 7, 7, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:05,253 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 17:17:05,254 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:05,254 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:05,254 INFO L82 PathProgramCache]: Analyzing trace with hash 559879978, now seen corresponding path program 9 times [2020-10-28 17:17:05,254 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:05,254 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1328265113] [2020-10-28 17:17:05,255 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:05,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:05,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:05,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:05,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:05,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:06,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:10,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:10,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 155 [2020-10-28 17:17:10,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:17:10,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:17:10,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:10,290 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:10,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-28 17:17:10,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:17:10,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 124 [2020-10-28 17:17:10,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:10,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:10,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:10,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:10,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:10,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:10,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:10,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:10,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:10,335 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:10,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:10,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:10,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:10,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:10,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:10,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:10,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:10,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:10,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:10,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:10,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:15,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 17:17:15,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:15,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:15,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:15,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:15,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:15,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:15,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:17,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:17,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1818 [2020-10-28 17:17:17,209 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:17:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:17:17,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:17,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:17,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 17:17:17,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,272 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:17,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:17:17,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:17,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:17,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,303 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:17,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:17,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:17:17,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:17,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:17,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:17,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,334 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:17,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:17,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:17:17,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,353 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:17,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:17:17,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:17,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:17,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,360 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:17,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:17,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:17,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:17,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:17,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:17,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,374 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:17,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:17,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,381 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:17,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:17,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 17:17:17,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:17:17,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-28 17:17:17,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:17:17,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:17,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:17:17,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:17:17,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:17,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:17:17,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:17,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:17,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:17,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:17,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:17,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:17,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:17,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:17,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:17,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:17,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:17,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:17,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:17,587 INFO L134 CoverageAnalysis]: Checked inductivity of 492 backedges. 54 proven. 143 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2020-10-28 17:17:17,587 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1328265113] [2020-10-28 17:17:17,588 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:17,588 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-28 17:17:17,588 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665477683] [2020-10-28 17:17:17,588 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-28 17:17:17,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:17,589 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-28 17:17:17,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=226, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:17:17,589 INFO L87 Difference]: Start difference. First operand 76 states and 97 transitions. Second operand 17 states. [2020-10-28 17:17:18,498 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:18,499 INFO L93 Difference]: Finished difference Result 90 states and 117 transitions. [2020-10-28 17:17:18,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 17:17:18,499 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 109 [2020-10-28 17:17:18,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:18,501 INFO L225 Difference]: With dead ends: 90 [2020-10-28 17:17:18,501 INFO L226 Difference]: Without dead ends: 67 [2020-10-28 17:17:18,503 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=183, Invalid=747, Unknown=0, NotChecked=0, Total=930 [2020-10-28 17:17:18,503 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 67 states. [2020-10-28 17:17:18,513 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 67 to 64. [2020-10-28 17:17:18,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-10-28 17:17:18,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 87 transitions. [2020-10-28 17:17:18,518 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 87 transitions. Word has length 109 [2020-10-28 17:17:18,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:18,518 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 87 transitions. [2020-10-28 17:17:18,518 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-28 17:17:18,518 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 87 transitions. [2020-10-28 17:17:18,522 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 17:17:18,524 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:18,524 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 12, 11, 11, 11, 11, 11, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:18,524 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 17:17:18,525 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:18,525 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:18,526 INFO L82 PathProgramCache]: Analyzing trace with hash 811270658, now seen corresponding path program 10 times [2020-10-28 17:17:18,526 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:18,526 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1300034252] [2020-10-28 17:17:18,526 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:18,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:18,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:18,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:19,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 140 [2020-10-28 17:17:23,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:23,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:23,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:23,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,614 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:23,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:23,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:23,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:23,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:23,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:23,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:23,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:23,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:23,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:23,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:23,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:23,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:23,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:24,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:28,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 163 [2020-10-28 17:17:28,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:17:28,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:17:28,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:28,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:17:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:17:28,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 126 [2020-10-28 17:17:28,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:28,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:28,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:28,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:28,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:29,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:17:33,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:17:33,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:17:33,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:17:33,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 17:17:33,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:33,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:33,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:33,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:17:33,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:33,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:17:33,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:33,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:33,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:33,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:33,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:33,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:33,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:33,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:33,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:33,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:33,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:33,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:33,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:33,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:33,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:33,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:33,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:33,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:33,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:33,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:33,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:33,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:33,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:33,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:33,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:33,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:33,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:33,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:33,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:33,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:33,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:33,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:33,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:33,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:33,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:33,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:33,760 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:33,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:33,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:33,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:33,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:33,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:33,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:33,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:33,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:35,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:35,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:35,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:35,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2142 [2020-10-28 17:17:35,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:35,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:35,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:17:35,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:35,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:17:35,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:35,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:35,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:35,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:35,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:35,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:35,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:35,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:17:35,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:35,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:35,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:35,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:35,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:17:35,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:35,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:35,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:35,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:35,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:35,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:35,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:35,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:35,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:35,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:35,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:35,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:17:35,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:35,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:35,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:35,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:35,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:35,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:35,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:35,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:35,962 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:35,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:35,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:35,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:35,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:35,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:35,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:35,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:35,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:36,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:36,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:36,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 83 [2020-10-28 17:17:36,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:36,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:36,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:36,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:36,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:17:36,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:36,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:36,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:36,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:36,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:36,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:36,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:36,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:36,091 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:36,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:36,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:36,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:36,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:36,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:36,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:36,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:36,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:36,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:36,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:36,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:36,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:36,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:36,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:36,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:36,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:17:36,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:36,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:36,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2189 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:17:38,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:38,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:38,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:38,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 17:17:38,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,400 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:17:38,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:38,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:38,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,449 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:38,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:38,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:38,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:38,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:17:38,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,494 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:38,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:17:38,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:38,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:38,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:38,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 122 [2020-10-28 17:17:38,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:17:38,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:38,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,516 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 22 [2020-10-28 17:17:38,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:38,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:38,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:38,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:38,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:38,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:38,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:38,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:38,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:38,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:38,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:38,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:38,523 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:38,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:38,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:38,538 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 338 proven. 171 refuted. 0 times theorem prover too weak. 627 trivial. 0 not checked. [2020-10-28 17:17:38,538 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1300034252] [2020-10-28 17:17:38,539 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:38,539 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-28 17:17:38,539 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13860617] [2020-10-28 17:17:38,539 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-28 17:17:38,539 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:38,540 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-28 17:17:38,540 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=191, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:17:38,540 INFO L87 Difference]: Start difference. First operand 64 states and 87 transitions. Second operand 16 states. [2020-10-28 17:17:39,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:39,457 INFO L93 Difference]: Finished difference Result 125 states and 187 transitions. [2020-10-28 17:17:39,458 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-28 17:17:39,458 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 143 [2020-10-28 17:17:39,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:39,460 INFO L225 Difference]: With dead ends: 125 [2020-10-28 17:17:39,460 INFO L226 Difference]: Without dead ends: 72 [2020-10-28 17:17:39,461 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 49 SyntacticMatches, 2 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 205 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=250, Invalid=806, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 17:17:39,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-28 17:17:39,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 61. [2020-10-28 17:17:39,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-10-28 17:17:39,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 80 transitions. [2020-10-28 17:17:39,472 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 80 transitions. Word has length 143 [2020-10-28 17:17:39,472 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:39,472 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 80 transitions. [2020-10-28 17:17:39,472 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-28 17:17:39,472 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2020-10-28 17:17:39,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2020-10-28 17:17:39,475 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:39,475 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:39,475 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 17:17:39,475 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:39,475 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:39,476 INFO L82 PathProgramCache]: Analyzing trace with hash 1152368002, now seen corresponding path program 11 times [2020-10-28 17:17:39,476 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:39,476 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1883949530] [2020-10-28 17:17:39,476 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:39,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:39,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:39,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:40,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,558 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:44,558 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 259 [2020-10-28 17:17:44,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:17:44,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-28 17:17:44,559 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:44,559 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:44,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-28 17:17:44,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:17:44,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 231 [2020-10-28 17:17:44,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:44,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:17:44,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:44,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,632 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:44,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:17:44,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:44,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:44,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:44,633 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:44,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:44,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:44,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:44,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:44,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:44,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:45,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:45,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5021 [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:49,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 217 [2020-10-28 17:17:49,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:49,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:49,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:49,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:49,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:50,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 17:17:54,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:54,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:54,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:17:54,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:54,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:17:54,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:54,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:54,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:54,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:54,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:54,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:54,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,781 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:54,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:54,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:54,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:54,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:54,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:54,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:54,787 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:54,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:54,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:54,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:54,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:54,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:54,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:54,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:54,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:56,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:17:56,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1700 [2020-10-28 17:17:56,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:17:56,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:17:56,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:17:56,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,584 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,584 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:56,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:17:56,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:56,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,592 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:56,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:56,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:56,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:56,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:56,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:17:56,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:56,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:17:56,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:56,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,627 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:56,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:56,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,630 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:17:56,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:17:56,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 17:17:56,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:17:56,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 17:17:56,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:56,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:17:56,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:56,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:56,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,714 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:56,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:56,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,738 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:56,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:17:56,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:56,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:17:56,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,755 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:56,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:17:56,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:17:56,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:17:56,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-28 17:17:56,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:17:56,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:17:56,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,815 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:17:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:17:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:17:56,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:17:56,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:17:56,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:17:56,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:17:56,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:17:56,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:56,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:17:56,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:17:56,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:17:56,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:17:56,913 INFO L134 CoverageAnalysis]: Checked inductivity of 2084 backedges. 190 proven. 331 refuted. 0 times theorem prover too weak. 1563 trivial. 0 not checked. [2020-10-28 17:17:56,914 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1883949530] [2020-10-28 17:17:56,914 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:17:56,914 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-28 17:17:56,914 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [612592687] [2020-10-28 17:17:56,915 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-28 17:17:56,915 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:17:56,915 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-28 17:17:56,915 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=44, Invalid=196, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:17:56,915 INFO L87 Difference]: Start difference. First operand 61 states and 80 transitions. Second operand 16 states. [2020-10-28 17:17:57,965 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:17:57,965 INFO L93 Difference]: Finished difference Result 74 states and 99 transitions. [2020-10-28 17:17:57,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-28 17:17:57,966 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 183 [2020-10-28 17:17:57,966 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:17:57,968 INFO L225 Difference]: With dead ends: 74 [2020-10-28 17:17:57,968 INFO L226 Difference]: Without dead ends: 69 [2020-10-28 17:17:57,969 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 163 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=210, Invalid=846, Unknown=0, NotChecked=0, Total=1056 [2020-10-28 17:17:57,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-10-28 17:17:57,978 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 64. [2020-10-28 17:17:57,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 64 states. [2020-10-28 17:17:57,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 64 states and 83 transitions. [2020-10-28 17:17:57,979 INFO L78 Accepts]: Start accepts. Automaton has 64 states and 83 transitions. Word has length 183 [2020-10-28 17:17:57,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:17:57,980 INFO L481 AbstractCegarLoop]: Abstraction has 64 states and 83 transitions. [2020-10-28 17:17:57,980 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-28 17:17:57,980 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 83 transitions. [2020-10-28 17:17:57,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2020-10-28 17:17:57,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:17:57,982 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:17:57,983 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-28 17:17:57,983 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:17:57,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:17:57,983 INFO L82 PathProgramCache]: Analyzing trace with hash -984911830, now seen corresponding path program 12 times [2020-10-28 17:17:57,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:17:57,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2037553994] [2020-10-28 17:17:57,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:17:58,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:17:58,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:02,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 267 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4025 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 88 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 251 [2020-10-28 17:18:02,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:02,148 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:02,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:02,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:02,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:02,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:02,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:02,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:02,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:03,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:03,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:18:03,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:03,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1640 [2020-10-28 17:18:03,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:03,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 79 [2020-10-28 17:18:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:03,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-28 17:18:03,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:03,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:03,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:03,914 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 346 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-28 17:18:04,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:04,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:04,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 100 [2020-10-28 17:18:04,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,432 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-28 17:18:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:18:04,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:04,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:04,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:04,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:04,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:04,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:04,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,534 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:04,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:04,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:04,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,579 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,580 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:04,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,612 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,612 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,612 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:04,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,612 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:04,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 87 [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:18:04,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:04,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:04,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:18:04,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:04,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:04,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:04,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:04,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,775 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:04,775 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:04,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:04,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 17:18:04,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,825 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:04,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:04,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:04,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:04,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:04,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:04,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:04,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:04,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:18:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:04,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:18:05,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 423 [2020-10-28 17:18:05,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-28 17:18:05,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 107 [2020-10-28 17:18:05,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:05,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:18:05,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:05,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:05,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:18:05,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,536 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:05,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,560 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:05,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,567 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:05,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:05,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:05,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:18:05,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:05,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:05,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:05,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:05,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,635 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,635 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,635 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,635 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:05,636 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,636 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,636 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,636 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:05,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:05,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-28 17:18:05,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-28 17:18:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:18:05,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:05,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 17:18:05,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:05,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:05,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:05,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:05,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:05,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:05,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,868 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 17:18:05,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:05,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-28 17:18:05,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:05,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:05,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:18:05,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:06,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:06,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:06,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:06,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:18:06,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:06,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:06,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:06,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:06,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:18:06,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:06,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:18:06,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:06,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:06,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:06,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:06,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:18:06,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:06,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:06,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 17:18:06,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:06,247 INFO L134 CoverageAnalysis]: Checked inductivity of 2100 backedges. 0 proven. 707 refuted. 0 times theorem prover too weak. 1393 trivial. 0 not checked. [2020-10-28 17:18:06,248 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2037553994] [2020-10-28 17:18:06,248 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:06,248 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-28 17:18:06,248 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1342951532] [2020-10-28 17:18:06,249 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-28 17:18:06,249 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:06,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-28 17:18:06,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=459, Unknown=0, NotChecked=0, Total=506 [2020-10-28 17:18:06,250 INFO L87 Difference]: Start difference. First operand 64 states and 83 transitions. Second operand 23 states. [2020-10-28 17:18:07,932 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:07,932 INFO L93 Difference]: Finished difference Result 98 states and 127 transitions. [2020-10-28 17:18:07,933 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-28 17:18:07,933 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 189 [2020-10-28 17:18:07,933 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:07,934 INFO L225 Difference]: With dead ends: 98 [2020-10-28 17:18:07,934 INFO L226 Difference]: Without dead ends: 93 [2020-10-28 17:18:07,935 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 96 SyntacticMatches, 15 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 200 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=176, Invalid=1464, Unknown=0, NotChecked=0, Total=1640 [2020-10-28 17:18:07,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-10-28 17:18:07,955 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 85. [2020-10-28 17:18:07,955 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-28 17:18:07,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 114 transitions. [2020-10-28 17:18:07,958 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 114 transitions. Word has length 189 [2020-10-28 17:18:07,959 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:07,959 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 114 transitions. [2020-10-28 17:18:07,959 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-28 17:18:07,959 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 114 transitions. [2020-10-28 17:18:07,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 270 [2020-10-28 17:18:07,964 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:07,964 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 24, 23, 23, 23, 23, 23, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:18:07,965 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-28 17:18:07,965 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:07,965 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:07,966 INFO L82 PathProgramCache]: Analyzing trace with hash -1975263446, now seen corresponding path program 13 times [2020-10-28 17:18:07,966 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:07,966 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [523026181] [2020-10-28 17:18:07,966 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:08,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:08,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:08,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:11,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:12,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 379 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 206 [2020-10-28 17:18:13,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:13,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:13,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:13,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:13,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:13,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:13,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:13,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:13,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:14,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 331 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 234 [2020-10-28 17:18:18,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:18,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:18,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:18,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:21,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 17:18:23,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:23,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:23,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:23,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:18:23,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:18:23,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:23,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:23,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:23,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:23,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:23,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:23,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:23,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:23,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:23,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:23,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:23,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:23,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:23,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:23,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,246 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:23,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:23,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:23,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:23,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:23,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:23,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:23,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:23,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:23,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:23,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:23,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:23,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:23,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:23,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:23,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:24,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:24,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:18:24,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1675 [2020-10-28 17:18:24,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:24,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:24,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:24,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:24,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:18:24,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:24,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:24,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:24,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:24,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:24,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:24,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:24,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:24,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:24,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:24,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:24,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:18:24,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:24,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:24,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:24,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,966 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:24,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:24,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:24,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:24,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:24,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:24,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:24,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:24,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:24,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:24,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:24,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:24,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:24,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:24,970 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:24,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:24,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:24,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:24,971 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:24,972 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:24,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:24,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:24,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:25,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:25,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:25,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-28 17:18:25,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:25,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:25,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:25,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:25,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:18:25,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:25,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:25,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:25,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:25,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:25,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:25,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:25,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:25,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:25,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:25,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:25,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:25,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:25,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:25,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:25,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:25,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:25,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:25,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:25,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:25,081 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:25,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:25,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:25,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:25,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:18:25,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:25,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:25,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:18:30,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:18:30,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:18:30,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:30,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 216 [2020-10-28 17:18:30,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 17:18:30,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:30,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:30,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:30,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,207 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,208 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,209 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:30,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,211 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:30,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:30,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,216 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:30,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:30,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:30,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,226 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:30,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:30,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,238 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:30,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:30,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:30,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,243 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:30,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:30,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:30,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:30,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:30,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:30,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:30,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:30,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:18:30,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:30,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:30,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:18:35,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:18:35,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:18:35,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:18:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 17:18:35,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:35,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:35,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:35,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 17:18:35,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,313 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:18:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:35,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:35,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:35,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:35,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:35,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:35,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:35,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:35,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:35,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:35,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:35,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:35,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:35,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:35,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:35,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:35,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:35,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:35,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:35,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:35,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:35,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:35,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:35,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:35,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:35,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:35,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2042 [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:18:37,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:37,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:37,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:37,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:18:37,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:37,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:37,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:37,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:37,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:37,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:37,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:37,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:37,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:37,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 17:18:37,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:37,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:18:37,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:37,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:37,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:37,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:37,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:37,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:37,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:37,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 242 [2020-10-28 17:18:37,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,584 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:37,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:18:37,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:37,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:37,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,591 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:37,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:37,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:37,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:37,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:37,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:37,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:37,636 INFO L134 CoverageAnalysis]: Checked inductivity of 4860 backedges. 896 proven. 564 refuted. 0 times theorem prover too weak. 3400 trivial. 0 not checked. [2020-10-28 17:18:37,636 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [523026181] [2020-10-28 17:18:37,636 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:37,636 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-28 17:18:37,636 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [337585485] [2020-10-28 17:18:37,638 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-28 17:18:37,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:37,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-28 17:18:37,638 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:18:37,638 INFO L87 Difference]: Start difference. First operand 85 states and 114 transitions. Second operand 17 states. [2020-10-28 17:18:39,025 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:39,025 INFO L93 Difference]: Finished difference Result 157 states and 243 transitions. [2020-10-28 17:18:39,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-28 17:18:39,026 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 269 [2020-10-28 17:18:39,026 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:39,027 INFO L225 Difference]: With dead ends: 157 [2020-10-28 17:18:39,027 INFO L226 Difference]: Without dead ends: 101 [2020-10-28 17:18:39,029 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 140 GetRequests, 100 SyntacticMatches, 2 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 351 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=342, Invalid=1218, Unknown=0, NotChecked=0, Total=1560 [2020-10-28 17:18:39,029 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 101 states. [2020-10-28 17:18:39,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 101 to 88. [2020-10-28 17:18:39,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-10-28 17:18:39,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2020-10-28 17:18:39,044 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 116 transitions. Word has length 269 [2020-10-28 17:18:39,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:39,044 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 116 transitions. [2020-10-28 17:18:39,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-28 17:18:39,044 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2020-10-28 17:18:39,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2020-10-28 17:18:39,047 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:39,047 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 16, 15, 15, 15, 15, 15, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:18:39,047 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-28 17:18:39,047 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:39,048 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:39,048 INFO L82 PathProgramCache]: Analyzing trace with hash 709578114, now seen corresponding path program 14 times [2020-10-28 17:18:39,048 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:39,048 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2007100218] [2020-10-28 17:18:39,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:39,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:39,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:39,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:39,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:39,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:39,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:39,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,109 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 275 [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:18:44,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 241 [2020-10-28 17:18:44,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:44,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:18:44,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:44,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:44,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:18:44,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:44,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:44,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:44,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:44,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:44,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:44,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:44,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:44,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:49,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:49,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:18:49,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-28 17:18:49,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 17:18:49,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:49,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:49,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:49,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:49,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 217 [2020-10-28 17:18:49,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:49,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:49,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:49,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:49,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:49,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:49,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:49,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:49,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:54,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:54,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:18:54,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:18:54,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:18:54,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:54,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:54,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:18:54,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:54,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 17:18:54,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:54,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:54,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:54,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:54,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:54,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:54,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2266 [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:18:56,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,570 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:56,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:18:56,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,576 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,576 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,576 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:56,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,577 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,577 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,577 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:56,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:18:56,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-28 17:18:56,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:56,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:18:56,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,662 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:18:56,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:56,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:56,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:56,670 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,689 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:56,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:56,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:18:56,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:18:56,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:56,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,714 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:56,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,716 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:56,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:56,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:56,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,729 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:18:56,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 17:18:56,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:56,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:56,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:18:56,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,809 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:18:56,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:18:56,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:18:56,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,829 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:56,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,839 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:18:56,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:18:56,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:18:56,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,865 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:18:56,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:18:56,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2020-10-28 17:18:56,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 41 [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:18:56,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 17:18:56,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:56,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:56,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:56,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:56,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:18:56,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:56,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:18:56,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:56,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:56,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:18:56,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:56,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-28 17:18:56,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:56,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:57,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:57,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:57,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:18:57,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:57,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:57,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:57,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:57,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:18:57,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:57,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:18:57,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:57,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:57,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:18:57,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:18:57,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:18:57,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:18:57,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:18:57,096 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:18:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:18:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:18:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:18:57,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:18:57,158 INFO L134 CoverageAnalysis]: Checked inductivity of 2122 backedges. 144 proven. 408 refuted. 0 times theorem prover too weak. 1570 trivial. 0 not checked. [2020-10-28 17:18:57,159 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2007100218] [2020-10-28 17:18:57,159 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:18:57,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-28 17:18:57,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [569174823] [2020-10-28 17:18:57,160 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-28 17:18:57,160 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:18:57,160 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-28 17:18:57,160 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=64, Invalid=316, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:18:57,161 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. Second operand 20 states. [2020-10-28 17:18:58,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:18:58,287 INFO L93 Difference]: Finished difference Result 102 states and 137 transitions. [2020-10-28 17:18:58,288 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 17:18:58,288 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 195 [2020-10-28 17:18:58,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:18:58,290 INFO L225 Difference]: With dead ends: 102 [2020-10-28 17:18:58,290 INFO L226 Difference]: Without dead ends: 79 [2020-10-28 17:18:58,291 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 245 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=272, Invalid=1134, Unknown=0, NotChecked=0, Total=1406 [2020-10-28 17:18:58,292 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-10-28 17:18:58,301 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 76. [2020-10-28 17:18:58,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-28 17:18:58,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 107 transitions. [2020-10-28 17:18:58,302 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 107 transitions. Word has length 195 [2020-10-28 17:18:58,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:18:58,303 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 107 transitions. [2020-10-28 17:18:58,303 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-28 17:18:58,303 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 107 transitions. [2020-10-28 17:18:58,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 350 [2020-10-28 17:18:58,305 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:18:58,305 INFO L422 BasicCegarLoop]: trace histogram [63, 63, 32, 31, 31, 31, 31, 31, 4, 4, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:18:58,305 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-28 17:18:58,305 INFO L429 AbstractCegarLoop]: === Iteration 19 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:18:58,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:18:58,306 INFO L82 PathProgramCache]: Analyzing trace with hash -1757076950, now seen corresponding path program 15 times [2020-10-28 17:18:58,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:18:58,306 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [200812197] [2020-10-28 17:18:58,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:18:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:18:58,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:58,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:59,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:59,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:59,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:59,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:59,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:59,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:18:59,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:01,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 491 [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5029 [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-28 17:19:03,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-28 17:19:03,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 460 [2020-10-28 17:19:03,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:03,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:19:03,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:03,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:03,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:03,526 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:03,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:03,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:03,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:04,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:04,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:08,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 443 [2020-10-28 17:19:08,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:19:08,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-28 17:19:08,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:08,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:19:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:08,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 441 [2020-10-28 17:19:08,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:08,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:08,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:08,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:09,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:19:13,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:19:13,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:19:13,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,655 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-28 17:19:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 217 [2020-10-28 17:19:13,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:19:13,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:19:13,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,706 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 17:19:13,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:13,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:13,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:13,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:13,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:13,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 17 [2020-10-28 17:19:13,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:13,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:13,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:13,755 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:13,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:13,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:13,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:13,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:13,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:13,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:13,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:13,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,775 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:13,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,780 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:13,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:13,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:13,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:13,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:13,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,790 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:13,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:13,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:13,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:13,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:13,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:13,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:19:13,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:13,798 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:13,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:13,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:13,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:13,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:13,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:19:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:13,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:13,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:14,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:14,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:14,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:14,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-28 17:19:18,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 105 [2020-10-28 17:19:18,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:18,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:18,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:18,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:18,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:21,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:19:21,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2325 [2020-10-28 17:19:21,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,168 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:21,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:19:21,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:19:21,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,202 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:19:21,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,207 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,212 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:21,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:19:21,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 17:19:21,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,281 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:19:21,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:19:21,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:21,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,309 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:19:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:21,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:21,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,331 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:21,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:19:21,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:21,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:21,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:19:21,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,359 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:21,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 48 [2020-10-28 17:19:21,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,380 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:21,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,387 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,388 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,392 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,393 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,397 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-28 17:19:21,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:19:21,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-28 17:19:21,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,551 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:19:21,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 216 [2020-10-28 17:19:21,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:19:21,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:19:21,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,588 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:21,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:19:21,607 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,618 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,624 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,629 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,629 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,629 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,629 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,629 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,630 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,631 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:21,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:19:21,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,645 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:21,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,676 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:21,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,682 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-28 17:19:21,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 107 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,725 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,737 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:21,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:19:21,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 51 [2020-10-28 17:19:21,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:19:21,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 17:19:21,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-28 17:19:21,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:19:21,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:21,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:21,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:21,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 322 [2020-10-28 17:19:21,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 33 [2020-10-28 17:19:21,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 17:19:21,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,922 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:19:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:19:21,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:19:21,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:19:21,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:21,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:21,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:21,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-28 17:19:21,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:22,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:22,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:22,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:22,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:19:22,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:22,154 INFO L134 CoverageAnalysis]: Checked inductivity of 8772 backedges. 496 proven. 866 refuted. 0 times theorem prover too weak. 7410 trivial. 0 not checked. [2020-10-28 17:19:22,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [200812197] [2020-10-28 17:19:22,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:19:22,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-28 17:19:22,155 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [684832977] [2020-10-28 17:19:22,156 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-28 17:19:22,156 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:19:22,156 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-28 17:19:22,157 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=65, Invalid=315, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:19:22,157 INFO L87 Difference]: Start difference. First operand 76 states and 107 transitions. Second operand 20 states. [2020-10-28 17:19:23,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:19:23,569 INFO L93 Difference]: Finished difference Result 146 states and 227 transitions. [2020-10-28 17:19:23,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-28 17:19:23,569 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 349 [2020-10-28 17:19:23,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:19:23,572 INFO L225 Difference]: With dead ends: 146 [2020-10-28 17:19:23,572 INFO L226 Difference]: Without dead ends: 81 [2020-10-28 17:19:23,573 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 131 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 291 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=306, Invalid=1334, Unknown=0, NotChecked=0, Total=1640 [2020-10-28 17:19:23,574 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 81 states. [2020-10-28 17:19:23,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 81 to 76. [2020-10-28 17:19:23,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-28 17:19:23,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 102 transitions. [2020-10-28 17:19:23,586 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 102 transitions. Word has length 349 [2020-10-28 17:19:23,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:19:23,586 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 102 transitions. [2020-10-28 17:19:23,587 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-28 17:19:23,587 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2020-10-28 17:19:23,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2020-10-28 17:19:23,590 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:19:23,590 INFO L422 BasicCegarLoop]: trace histogram [63, 63, 32, 31, 31, 31, 31, 31, 5, 5, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:19:23,590 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-28 17:19:23,591 INFO L429 AbstractCegarLoop]: === Iteration 20 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:19:23,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:19:23,591 INFO L82 PathProgramCache]: Analyzing trace with hash -222855294, now seen corresponding path program 16 times [2020-10-28 17:19:23,591 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:19:23,591 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1333932603] [2020-10-28 17:19:23,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:19:23,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:23,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:28,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 499 [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 170 [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 483 [2020-10-28 17:19:28,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:28,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:19:28,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:28,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:28,859 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:28,859 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:19:28,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:28,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:19:28,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:28,859 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:28,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:19:28,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:19:28,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:19:28,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:28,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 17:19:28,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:28,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 443 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 159 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 443 [2020-10-28 17:19:33,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:19:34,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 17:19:34,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:19:34,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking...