/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=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --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-simple/fibo_2calls_25-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 12:06:33,905 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 12:06:33,910 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 12:06:33,969 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 12:06:33,970 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 12:06:33,976 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 12:06:33,979 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 12:06:33,984 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 12:06:33,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 12:06:33,994 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 12:06:33,995 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 12:06:33,998 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 12:06:33,998 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 12:06:34,002 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 12:06:34,004 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 12:06:34,006 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 12:06:34,007 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 12:06:34,010 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 12:06:34,018 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 12:06:34,026 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 12:06:34,028 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 12:06:34,030 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 12:06:34,032 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 12:06:34,035 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 12:06:34,044 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 12:06:34,059 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 12:06:34,060 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 12:06:34,063 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 12:06:34,064 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 12:06:34,065 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 12:06:34,066 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 12:06:34,067 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 12:06:34,069 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 12:06:34,070 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 12:06:34,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 12:06:34,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 12:06:34,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 12:06:34,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 12:06:34,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 12:06:34,074 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 12:06:34,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 12:06:34,079 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 [2020-10-29 12:06:34,126 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 12:06:34,126 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 12:06:34,130 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 12:06:34,131 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 12:06:34,131 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 12:06:34,131 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 12:06:34,131 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 12:06:34,132 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 12:06:34,132 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 12:06:34,132 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 12:06:34,133 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 12:06:34,133 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 12:06:34,134 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 12:06:34,134 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 12:06:34,134 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 12:06:34,134 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 12:06:34,135 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 12:06:34,135 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 12:06:34,135 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 12:06:34,135 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 12:06:34,135 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 12:06:34,135 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 12:06:34,136 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 12:06:34,136 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 12:06:34,136 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 12:06:34,137 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 12:06:34,137 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 12:06:34,137 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 12:06:34,137 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 12:06:34,137 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 12:06:34,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 12:06:34,650 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 12:06:34,653 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 12:06:34,655 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 12:06:34,656 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 12:06:34,656 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_25-2.c [2020-10-29 12:06:34,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e32fda54/edfc214d693e42709c856ad60b336974/FLAG8779a510b [2020-10-29 12:06:35,301 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 12:06:35,302 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_25-2.c [2020-10-29 12:06:35,310 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e32fda54/edfc214d693e42709c856ad60b336974/FLAG8779a510b [2020-10-29 12:06:35,706 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/1e32fda54/edfc214d693e42709c856ad60b336974 [2020-10-29 12:06:35,711 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 12:06:35,719 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 12:06:35,723 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 12:06:35,723 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 12:06:35,728 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 12:06:35,729 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:06:35" (1/1) ... [2020-10-29 12:06:35,736 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e6f9e23 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:35, skipping insertion in model container [2020-10-29 12:06:35,736 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:06:35" (1/1) ... [2020-10-29 12:06:35,746 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 12:06:35,765 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 12:06:35,994 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 12:06:36,010 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 12:06:36,032 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 12:06:36,050 INFO L208 MainTranslator]: Completed translation [2020-10-29 12:06:36,052 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36 WrapperNode [2020-10-29 12:06:36,052 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 12:06:36,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 12:06:36,056 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 12:06:36,056 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 12:06:36,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (1/1) ... [2020-10-29 12:06:36,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (1/1) ... [2020-10-29 12:06:36,081 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (1/1) ... [2020-10-29 12:06:36,081 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (1/1) ... [2020-10-29 12:06:36,097 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (1/1) ... [2020-10-29 12:06:36,099 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (1/1) ... [2020-10-29 12:06:36,101 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (1/1) ... [2020-10-29 12:06:36,104 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 12:06:36,105 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 12:06:36,105 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 12:06:36,105 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 12:06:36,106 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (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 [2020-10-29 12:06:36,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 12:06:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 12:06:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 12:06:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-29 12:06:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-29 12:06:36,174 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 12:06:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 12:06:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 12:06:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 12:06:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 12:06:36,175 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 12:06:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-29 12:06:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-29 12:06:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 12:06:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 12:06:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 12:06:36,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 12:06:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 12:06:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 12:06:36,177 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 12:06:36,520 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 12:06:36,520 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 12:06:36,522 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:06:36 BoogieIcfgContainer [2020-10-29 12:06:36,523 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 12:06:36,525 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 12:06:36,526 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 12:06:36,529 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 12:06:36,530 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 12:06:35" (1/3) ... [2020-10-29 12:06:36,531 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16834a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:06:36, skipping insertion in model container [2020-10-29 12:06:36,531 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:06:36" (2/3) ... [2020-10-29 12:06:36,532 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@16834a5d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:06:36, skipping insertion in model container [2020-10-29 12:06:36,532 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:06:36" (3/3) ... [2020-10-29 12:06:36,534 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_25-2.c [2020-10-29 12:06:36,547 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 12:06:36,553 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 12:06:36,572 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 12:06:36,628 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 12:06:36,628 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 12:06:36,628 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 12:06:36,628 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 12:06:36,628 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 12:06:36,629 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 12:06:36,629 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 12:06:36,629 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 12:06:36,656 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2020-10-29 12:06:36,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-29 12:06:36,666 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:36,667 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:36,668 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:36,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:36,677 INFO L82 PathProgramCache]: Analyzing trace with hash 219823047, now seen corresponding path program 1 times [2020-10-29 12:06:36,686 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:36,687 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1598034068] [2020-10-29 12:06:36,688 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:36,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:36,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:37,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:37,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 12:06:37,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:37,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 280 [2020-10-29 12:06:37,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:37,146 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:37,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:06:37,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:06:37,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:06:37,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-29 12:06:37,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:37,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:37,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:37,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:37,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:37,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:37,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 12:06:37,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:37,253 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:37,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:37,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:37,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:37,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:37,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:37,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:37,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:37,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:37,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 12:06:37,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:37,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:37,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:06:37,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:37,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:06:37,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:37,325 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 12:06:37,326 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1598034068] [2020-10-29 12:06:37,328 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 12:06:37,329 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 12:06:37,329 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001699504] [2020-10-29 12:06:37,334 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 12:06:37,335 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:37,349 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 12:06:37,350 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-29 12:06:37,352 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 6 states. [2020-10-29 12:06:37,681 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:37,681 INFO L93 Difference]: Finished difference Result 50 states and 60 transitions. [2020-10-29 12:06:37,682 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 12:06:37,683 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-29 12:06:37,684 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:37,693 INFO L225 Difference]: With dead ends: 50 [2020-10-29 12:06:37,694 INFO L226 Difference]: Without dead ends: 32 [2020-10-29 12:06:37,697 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:06:37,716 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-29 12:06:37,747 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2020-10-29 12:06:37,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-29 12:06:37,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-10-29 12:06:37,752 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 15 [2020-10-29 12:06:37,752 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:37,752 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-10-29 12:06:37,752 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 12:06:37,753 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-10-29 12:06:37,754 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-29 12:06:37,755 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:37,755 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:37,755 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 12:06:37,756 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:37,756 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:37,757 INFO L82 PathProgramCache]: Analyzing trace with hash -1220716726, now seen corresponding path program 1 times [2020-10-29 12:06:37,757 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:37,757 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [13237072] [2020-10-29 12:06:37,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:37,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:37,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:37,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:37,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:06:37,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:37,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 129 [2020-10-29 12:06:37,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:37,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:37,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:06:37,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:06:37,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:37,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:37,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:37,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:37,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:37,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:37,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:37,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:37,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:06:37,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:37,960 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:37,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:37,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:37,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:37,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:37,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:37,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:37,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:38,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:38,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:38,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:38,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 12:06:38,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:38,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:38,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:06:38,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:38,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:38,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:38,029 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 12:06:38,030 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [13237072] [2020-10-29 12:06:38,030 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 12:06:38,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 12:06:38,031 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [507097513] [2020-10-29 12:06:38,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 12:06:38,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:38,034 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 12:06:38,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-29 12:06:38,034 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 6 states. [2020-10-29 12:06:38,289 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:38,290 INFO L93 Difference]: Finished difference Result 39 states and 47 transitions. [2020-10-29 12:06:38,290 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 12:06:38,290 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-10-29 12:06:38,291 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:38,292 INFO L225 Difference]: With dead ends: 39 [2020-10-29 12:06:38,292 INFO L226 Difference]: Without dead ends: 34 [2020-10-29 12:06:38,294 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:06:38,294 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-29 12:06:38,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-10-29 12:06:38,303 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-29 12:06:38,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-10-29 12:06:38,305 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 16 [2020-10-29 12:06:38,306 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:38,306 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-10-29 12:06:38,306 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 12:06:38,306 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-10-29 12:06:38,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-29 12:06:38,308 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:38,308 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-10-29 12:06:38,308 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 12:06:38,309 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:38,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:38,309 INFO L82 PathProgramCache]: Analyzing trace with hash 2083135015, now seen corresponding path program 1 times [2020-10-29 12:06:38,310 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:38,310 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1231101042] [2020-10-29 12:06:38,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:38,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:38,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:38,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:38,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:39,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 12:06:39,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:06:39,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 775 [2020-10-29 12:06:39,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:39,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:39,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:39,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:06:39,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-29 12:06:39,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:39,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:39,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:39,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:39,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:39,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 12:06:39,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:39,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:39,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:39,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:39,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:39,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:39,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:06:39,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:06:39,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 162 [2020-10-29 12:06:39,349 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:39,349 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:39,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:39,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:39,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:06:39,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:39,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:39,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:39,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:39,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:39,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:39,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 12:06:39,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:39,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:39,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:39,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:39,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:39,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:39,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:06:39,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:39,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:39,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:39,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:39,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:06:39,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:39,424 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:39,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:39,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:39,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:06:39,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:39,429 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 12:06:39,430 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1231101042] [2020-10-29 12:06:39,430 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:06:39,430 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:06:39,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095558361] [2020-10-29 12:06:39,431 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:06:39,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:39,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:06:39,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:06:39,432 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 8 states. [2020-10-29 12:06:39,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:39,870 INFO L93 Difference]: Finished difference Result 51 states and 69 transitions. [2020-10-29 12:06:39,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 12:06:39,870 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-29 12:06:39,871 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:39,873 INFO L225 Difference]: With dead ends: 51 [2020-10-29 12:06:39,874 INFO L226 Difference]: Without dead ends: 46 [2020-10-29 12:06:39,874 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2020-10-29 12:06:39,875 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-29 12:06:39,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2020-10-29 12:06:39,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-29 12:06:39,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 59 transitions. [2020-10-29 12:06:39,890 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 59 transitions. Word has length 28 [2020-10-29 12:06:39,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:39,890 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 59 transitions. [2020-10-29 12:06:39,890 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:06:39,890 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2020-10-29 12:06:39,892 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-29 12:06:39,892 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:39,892 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:39,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 12:06:39,893 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:39,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:39,894 INFO L82 PathProgramCache]: Analyzing trace with hash 752879968, now seen corresponding path program 1 times [2020-10-29 12:06:39,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:39,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1738136132] [2020-10-29 12:06:39,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:39,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:39,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:39,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:40,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 12:06:40,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:06:40,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 425 [2020-10-29 12:06:40,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:40,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:40,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:40,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:06:40,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-29 12:06:40,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:40,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:40,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:40,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:40,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:40,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:40,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:06:40,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:40,395 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:40,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:40,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:40,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:40,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:40,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:40,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:40,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:40,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:06:40,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:06:40,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 120 [2020-10-29 12:06:40,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:40,529 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:40,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:40,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:40,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:06:40,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:40,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:40,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:40,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:40,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:40,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:40,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:06:40,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:40,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:40,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:40,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:40,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:40,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:40,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:40,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:40,568 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:40,569 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:40,569 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:40,569 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:06:40,569 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:40,570 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:40,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:40,570 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:40,591 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 12:06:40,592 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1738136132] [2020-10-29 12:06:40,592 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 12:06:40,592 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 12:06:40,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1763119135] [2020-10-29 12:06:40,593 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:06:40,593 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:40,594 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:06:40,594 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:06:40,594 INFO L87 Difference]: Start difference. First operand 44 states and 59 transitions. Second operand 8 states. [2020-10-29 12:06:40,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:40,943 INFO L93 Difference]: Finished difference Result 54 states and 72 transitions. [2020-10-29 12:06:40,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:06:40,944 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-10-29 12:06:40,948 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:40,950 INFO L225 Difference]: With dead ends: 54 [2020-10-29 12:06:40,950 INFO L226 Difference]: Without dead ends: 49 [2020-10-29 12:06:40,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:06:40,954 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-29 12:06:40,968 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2020-10-29 12:06:40,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-29 12:06:40,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 61 transitions. [2020-10-29 12:06:40,976 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 61 transitions. Word has length 29 [2020-10-29 12:06:40,977 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:40,978 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 61 transitions. [2020-10-29 12:06:40,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:06:40,978 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2020-10-29 12:06:40,984 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-29 12:06:40,985 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:40,985 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:40,985 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 12:06:40,985 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:40,986 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:40,987 INFO L82 PathProgramCache]: Analyzing trace with hash 1703344845, now seen corresponding path program 1 times [2020-10-29 12:06:40,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:40,988 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1523113826] [2020-10-29 12:06:40,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:41,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:41,017 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:41,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:06:41,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:06:41,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 570 [2020-10-29 12:06:41,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:41,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:06:41,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-29 12:06:41,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:41,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:41,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:41,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:41,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:41,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:41,636 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:06:41,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:41,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:41,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:41,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:41,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:41,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:41,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:41,867 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:06:41,867 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:06:41,867 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 222 [2020-10-29 12:06:41,867 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:41,867 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:41,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:06:41,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:41,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:06:41,868 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:41,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:41,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:41,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:41,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:41,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:41,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:06:41,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:41,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:41,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:41,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:41,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:41,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:41,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:06:41,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:41,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:41,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:41,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:06:41,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:41,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 12:06:41,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:41,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:41,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:41,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:41,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:06:41,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:41,940 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-29 12:06:41,941 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1523113826] [2020-10-29 12:06:41,941 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 12:06:41,941 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-29 12:06:41,941 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513109488] [2020-10-29 12:06:41,942 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:06:41,942 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:41,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:06:41,943 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:06:41,943 INFO L87 Difference]: Start difference. First operand 46 states and 61 transitions. Second operand 8 states. [2020-10-29 12:06:42,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:42,403 INFO L93 Difference]: Finished difference Result 65 states and 94 transitions. [2020-10-29 12:06:42,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 12:06:42,404 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-29 12:06:42,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:42,406 INFO L225 Difference]: With dead ends: 65 [2020-10-29 12:06:42,407 INFO L226 Difference]: Without dead ends: 60 [2020-10-29 12:06:42,408 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=42, Invalid=140, Unknown=0, NotChecked=0, Total=182 [2020-10-29 12:06:42,408 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-10-29 12:06:42,425 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 57. [2020-10-29 12:06:42,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-29 12:06:42,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-10-29 12:06:42,428 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 30 [2020-10-29 12:06:42,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:42,428 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-10-29 12:06:42,428 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:06:42,429 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-10-29 12:06:42,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-29 12:06:42,432 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:42,432 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:42,433 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 12:06:42,433 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:42,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:42,434 INFO L82 PathProgramCache]: Analyzing trace with hash 1887052013, now seen corresponding path program 1 times [2020-10-29 12:06:42,434 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:42,434 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1378284780] [2020-10-29 12:06:42,434 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:42,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:42,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:42,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:42,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:42,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:42,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:42,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:44,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:44,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:44,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:45,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:47,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-29 12:06:47,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:06:47,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5014 [2020-10-29 12:06:47,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:47,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:47,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:06:47,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:06:47,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-29 12:06:47,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:47,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:47,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:47,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,541 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:47,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:47,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:47,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:06:47,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:47,542 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:47,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:47,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:47,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:47,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:47,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:47,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:47,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:47,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:50,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:52,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 12:06:52,558 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:06:52,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 12:06:52,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:52,558 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:52,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:06:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:06:52,559 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-29 12:06:52,559 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:52,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:52,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:52,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:52,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:06:52,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:06:52,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-29 12:06:52,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:52,720 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:52,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:06:52,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:52,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:06:52,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:52,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:52,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:52,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:52,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:52,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:52,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:06:52,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:52,763 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:06:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:52,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:06:52,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:52,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:06:52,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:52,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:52,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:52,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:52,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:06:52,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:52,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:52,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:52,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:06:52,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:52,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:06:52,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:52,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:52,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:06:52,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:06:52,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 12:06:52,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:52,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:52,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:06:52,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:52,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:06:52,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:52,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:06:52,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:52,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:52,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:52,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:52,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:52,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:52,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:52,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:52,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:52,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:52,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:52,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:06:52,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:52,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:52,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:52,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:06:52,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:52,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:06:52,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:52,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:52,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:52,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:52,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:52,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:06:52,861 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-29 12:06:52,862 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1378284780] [2020-10-29 12:06:52,863 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:06:52,864 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 12:06:52,864 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1468374903] [2020-10-29 12:06:52,865 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 12:06:52,865 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:06:52,866 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 12:06:52,866 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:06:52,866 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 9 states. [2020-10-29 12:06:53,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:06:53,424 INFO L93 Difference]: Finished difference Result 101 states and 166 transitions. [2020-10-29 12:06:53,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 12:06:53,424 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-29 12:06:53,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:06:53,428 INFO L225 Difference]: With dead ends: 101 [2020-10-29 12:06:53,428 INFO L226 Difference]: Without dead ends: 96 [2020-10-29 12:06:53,429 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=54, Invalid=186, Unknown=0, NotChecked=0, Total=240 [2020-10-29 12:06:53,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-10-29 12:06:53,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 87. [2020-10-29 12:06:53,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-29 12:06:53,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 141 transitions. [2020-10-29 12:06:53,453 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 141 transitions. Word has length 54 [2020-10-29 12:06:53,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:06:53,454 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 141 transitions. [2020-10-29 12:06:53,454 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 12:06:53,454 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2020-10-29 12:06:53,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2020-10-29 12:06:53,459 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:06:53,459 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:06:53,459 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 12:06:53,459 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:06:53,460 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:06:53,460 INFO L82 PathProgramCache]: Analyzing trace with hash -367029894, now seen corresponding path program 1 times [2020-10-29 12:06:53,460 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:06:53,460 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1650105039] [2020-10-29 12:06:53,461 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:06:53,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:53,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:53,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:55,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:57,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:58,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 12:06:58,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 12:06:58,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:06:58,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:58,476 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:58,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:06:58,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:06:58,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-29 12:06:58,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:58,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:06:58,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:58,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:06:58,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:06:58,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:06:58,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:06:58,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:06:58,530 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:06:58,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:06:58,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:06:58,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:06:58,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:06:58,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:06:58,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:06:58,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:58,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:59,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:59,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:59,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:59,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:06:59,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:03,544 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-29 12:07:03,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:07:03,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:07:03,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:03,545 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:03,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:07:03,545 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:07:03,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 12:07:03,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:07:03,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:03,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:03,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:03,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:03,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:07:03,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-29 12:07:03,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:03,673 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:03,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:07:03,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:03,673 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:07:03,673 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:07:03,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:03,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:03,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,706 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:03,706 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:03,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:03,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:07:03,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:03,707 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:03,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:03,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:03,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:07:03,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:07:03,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:03,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:03,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:03,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:03,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:03,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:03,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:03,729 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:03,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:03,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:03,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:03,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:03,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:07:03,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:03,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:03,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:07:03,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:07:03,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-29 12:07:03,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:03,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:03,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:03,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:03,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:07:03,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:03,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:03,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:03,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:03,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:03,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:03,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:03,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:03,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:03,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:03,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:03,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:03,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:03,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:07:03,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:03,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:03,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:03,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:03,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:03,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:03,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:03,795 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:03,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:03,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:03,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:03,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:03,808 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 6 proven. 22 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-29 12:07:03,808 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1650105039] [2020-10-29 12:07:03,809 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:07:03,809 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 12:07:03,809 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [809734618] [2020-10-29 12:07:03,809 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 12:07:03,810 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:07:03,810 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 12:07:03,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:07:03,811 INFO L87 Difference]: Start difference. First operand 87 states and 141 transitions. Second operand 9 states. [2020-10-29 12:07:04,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:07:04,363 INFO L93 Difference]: Finished difference Result 127 states and 236 transitions. [2020-10-29 12:07:04,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 12:07:04,364 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 55 [2020-10-29 12:07:04,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:07:04,371 INFO L225 Difference]: With dead ends: 127 [2020-10-29 12:07:04,371 INFO L226 Difference]: Without dead ends: 122 [2020-10-29 12:07:04,372 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2020-10-29 12:07:04,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2020-10-29 12:07:04,405 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 90. [2020-10-29 12:07:04,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 90 states. [2020-10-29 12:07:04,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 153 transitions. [2020-10-29 12:07:04,408 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 153 transitions. Word has length 55 [2020-10-29 12:07:04,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:07:04,408 INFO L481 AbstractCegarLoop]: Abstraction has 90 states and 153 transitions. [2020-10-29 12:07:04,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 12:07:04,408 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 153 transitions. [2020-10-29 12:07:04,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-10-29 12:07:04,420 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:07:04,420 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:07:04,420 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 12:07:04,420 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:07:04,421 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:07:04,421 INFO L82 PathProgramCache]: Analyzing trace with hash 1073404669, now seen corresponding path program 1 times [2020-10-29 12:07:04,422 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:07:04,423 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [689388592] [2020-10-29 12:07:04,423 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:07:04,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:04,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:04,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:05,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:06,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:06,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:06,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:06,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:06,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:06,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:09,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 93 [2020-10-29 12:07:09,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-29 12:07:09,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:07:09,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:09,456 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:07:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:07:09,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:07:09,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:09,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:07:09,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:09,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:09,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:07:09,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:09,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:07:09,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:09,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:09,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:09,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:09,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:09,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:07:09,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:07:09,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:09,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:09,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:10,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:14,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 77 [2020-10-29 12:07:14,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-29 12:07:14,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 12:07:14,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:14,515 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:14,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:07:14,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:07:14,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 12:07:14,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:14,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:14,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:14,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 359 [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:14,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-29 12:07:14,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:14,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:14,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:14,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:14,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:07:14,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:07:14,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 12:07:14,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:14,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:14,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:14,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:07:14,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:14,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:14,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:14,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:14,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:14,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:14,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:14,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:14,956 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:14,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:14,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:14,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:14,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:14,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:07:14,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:14,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:14,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:14,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:14,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:14,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:14,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:14,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:14,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:14,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:14,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:14,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:07:14,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:14,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:14,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:14,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:14,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:14,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:07:14,970 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:14,970 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:14,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:07:14,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:15,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 12:07:15,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:15,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:15,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:15,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:15,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:07:15,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:07:15,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-29 12:07:15,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:15,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:15,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:15,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:07:15,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:07:15,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:15,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:15,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:15,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:15,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:15,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:15,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:15,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:15,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:15,166 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:15,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:15,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:15,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:15,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:15,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:07:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:15,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:15,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:15,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:15,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:15,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:15,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:15,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:15,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:15,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:15,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:15,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:15,186 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 25 proven. 16 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2020-10-29 12:07:15,186 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [689388592] [2020-10-29 12:07:15,186 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:07:15,186 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:07:15,187 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [7113437] [2020-10-29 12:07:15,187 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:07:15,187 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:07:15,188 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:07:15,188 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=110, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:07:15,188 INFO L87 Difference]: Start difference. First operand 90 states and 153 transitions. Second operand 12 states. [2020-10-29 12:07:16,355 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:07:16,356 INFO L93 Difference]: Finished difference Result 193 states and 386 transitions. [2020-10-29 12:07:16,356 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 12:07:16,357 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 67 [2020-10-29 12:07:16,357 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:07:16,359 INFO L225 Difference]: With dead ends: 193 [2020-10-29 12:07:16,359 INFO L226 Difference]: Without dead ends: 76 [2020-10-29 12:07:16,364 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=107, Invalid=445, Unknown=0, NotChecked=0, Total=552 [2020-10-29 12:07:16,365 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 76 states. [2020-10-29 12:07:16,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 76 to 63. [2020-10-29 12:07:16,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-10-29 12:07:16,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 89 transitions. [2020-10-29 12:07:16,385 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 89 transitions. Word has length 67 [2020-10-29 12:07:16,385 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:07:16,385 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 89 transitions. [2020-10-29 12:07:16,385 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:07:16,387 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 89 transitions. [2020-10-29 12:07:16,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2020-10-29 12:07:16,388 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:07:16,389 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:07:16,390 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 12:07:16,390 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:07:16,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:07:16,391 INFO L82 PathProgramCache]: Analyzing trace with hash 931040796, now seen corresponding path program 1 times [2020-10-29 12:07:16,391 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:07:16,391 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [771871081] [2020-10-29 12:07:16,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:07:16,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:16,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:16,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:19,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:20,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:20,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:20,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:21,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 111 [2020-10-29 12:07:21,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-29 12:07:21,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:07:21,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:21,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:21,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:07:21,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:07:21,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 75 [2020-10-29 12:07:21,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:21,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:07:21,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:21,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:21,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:21,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:21,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:21,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:07:21,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:21,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:21,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:24,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:26,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 95 [2020-10-29 12:07:26,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-29 12:07:26,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:07:26,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:26,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:07:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:07:26,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 54 [2020-10-29 12:07:26,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:26,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:26,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:26,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:26,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,367 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:07:27,367 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:07:27,367 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 865 [2020-10-29 12:07:27,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,368 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:07:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:07:27,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:27,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:07:27,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:07:27,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-29 12:07:27,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:07:27,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:27,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:27,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:07:27,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,468 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:27,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:27,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:07:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:27,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:27,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:27,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:27,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:07:27,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:27,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:27,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:07:27,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:27,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:27,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:07:27,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-29 12:07:27,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:27,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:27,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 412 [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 12:07:27,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:27,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:27,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:28,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:28,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:28,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:07:28,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:28,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:28,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:28,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:28,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:28,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:28,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:28,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:28,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:28,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:28,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:28,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:28,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:07:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:28,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:28,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:28,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:28,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:28,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:28,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:28,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:28,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:28,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:28,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:28,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:28,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:07:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:28,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:28,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:28,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:28,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:28,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:28,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:28,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:28,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:28,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:28,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:28,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:28,102 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 46 proven. 25 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2020-10-29 12:07:28,103 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [771871081] [2020-10-29 12:07:28,103 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:07:28,103 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:07:28,103 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [126236682] [2020-10-29 12:07:28,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:07:28,104 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:07:28,104 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:07:28,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:07:28,105 INFO L87 Difference]: Start difference. First operand 63 states and 89 transitions. Second operand 12 states. [2020-10-29 12:07:28,989 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:07:28,989 INFO L93 Difference]: Finished difference Result 144 states and 250 transitions. [2020-10-29 12:07:28,990 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 12:07:28,990 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 81 [2020-10-29 12:07:28,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:07:28,992 INFO L225 Difference]: With dead ends: 144 [2020-10-29 12:07:28,992 INFO L226 Difference]: Without dead ends: 88 [2020-10-29 12:07:28,994 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 26 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=79, Invalid=341, Unknown=0, NotChecked=0, Total=420 [2020-10-29 12:07:28,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2020-10-29 12:07:29,034 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 80. [2020-10-29 12:07:29,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 80 states. [2020-10-29 12:07:29,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 80 states and 117 transitions. [2020-10-29 12:07:29,036 INFO L78 Accepts]: Start accepts. Automaton has 80 states and 117 transitions. Word has length 81 [2020-10-29 12:07:29,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:07:29,042 INFO L481 AbstractCegarLoop]: Abstraction has 80 states and 117 transitions. [2020-10-29 12:07:29,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:07:29,042 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 117 transitions. [2020-10-29 12:07:29,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 150 [2020-10-29 12:07:29,044 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:07:29,044 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 10, 10, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:07:29,045 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 12:07:29,045 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:07:29,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:07:29,046 INFO L82 PathProgramCache]: Analyzing trace with hash -880415955, now seen corresponding path program 2 times [2020-10-29 12:07:29,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:07:29,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1436190269] [2020-10-29 12:07:29,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:07:29,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:29,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:29,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:30,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:30,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:31,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:31,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:31,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:33,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:34,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-29 12:07:34,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 27 [2020-10-29 12:07:34,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5047 [2020-10-29 12:07:34,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:34,127 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:07:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:07:34,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 12:07:34,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:34,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:07:34,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:34,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:34,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:07:34,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:34,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:07:34,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:34,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:34,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:34,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:34,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:34,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:34,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:07:34,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:34,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:34,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:35,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:35,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:35,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:39,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 183 [2020-10-29 12:07:39,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-29 12:07:39,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 12:07:39,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:39,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:39,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 12:07:39,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:07:39,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-29 12:07:39,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:39,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:39,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:39,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:39,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:40,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:40,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:40,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:40,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:42,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:43,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:43,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:43,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:43,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 12:07:44,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:44,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:07:44,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:07:44,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-29 12:07:44,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,320 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:44,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:44,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:07:44,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:44,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,369 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:44,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:44,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:44,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,369 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:44,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:44,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:07:44,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,373 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:44,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:07:44,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,622 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:07:44,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:07:44,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 241 [2020-10-29 12:07:44,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,622 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:07:44,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:07:44,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-29 12:07:44,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,640 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:44,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:44,684 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:07:44,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 12:07:44,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,684 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:44,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:07:44,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:44,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,771 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:44,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:44,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:44,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,772 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:44,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:44,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:07:44,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:44,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:44,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:44,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:44,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:44,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:44,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,779 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:07:44,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:44,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:44,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:44,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:07:44,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:44,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:44,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:07:44,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:07:44,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:44,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:44,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-10-29 12:07:44,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:44,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:44,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:45,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:45,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:46,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:48,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:49,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 62 [2020-10-29 12:07:49,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:49,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:49,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:49,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:49,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:07:49,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:49,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:49,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:49,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:49,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:49,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:49,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:07:49,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:49,925 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:07:49,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:49,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:07:49,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:49,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:07:49,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:49,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:49,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:49,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:49,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:49,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:49,932 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:49,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:07:49,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:49,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:07:49,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:49,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:49,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:50,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:54,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:54,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 12:07:54,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:07:54,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:07:54,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:54,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:07:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:07:54,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 12:07:54,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:54,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:54,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:54,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:54,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:54,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:55,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:55,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:07:55,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:07:55,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-29 12:07:55,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:55,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:55,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:55,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:55,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:07:55,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:55,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:55,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:55,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:55,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:55,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:55,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:55,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:55,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:55,021 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:55,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:55,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:55,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:55,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:55,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:55,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:55,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:55,028 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:55,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:55,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:55,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:55,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:55,029 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:55,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:55,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:55,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-29 12:07:55,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:55,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:55,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:55,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:07:55,043 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:55,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:07:55,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:55,043 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:55,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:07:55,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:55,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:07:55,044 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:55,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:07:55,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:55,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:55,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:55,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:07:55,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:55,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:55,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:55,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:55,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:55,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:55,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:07:55,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:55,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:55,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:07:55,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:07:55,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:07:55,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:07:55,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:07:55,055 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:07:55,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:07:55,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:07:55,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:07:55,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:07:55,101 INFO L134 CoverageAnalysis]: Checked inductivity of 526 backedges. 119 proven. 165 refuted. 0 times theorem prover too weak. 242 trivial. 0 not checked. [2020-10-29 12:07:55,101 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1436190269] [2020-10-29 12:07:55,102 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:07:55,102 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-29 12:07:55,102 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [229728098] [2020-10-29 12:07:55,103 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-29 12:07:55,103 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:07:55,103 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-29 12:07:55,104 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=268, Unknown=0, NotChecked=0, Total=306 [2020-10-29 12:07:55,104 INFO L87 Difference]: Start difference. First operand 80 states and 117 transitions. Second operand 18 states. [2020-10-29 12:07:56,677 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:07:56,677 INFO L93 Difference]: Finished difference Result 140 states and 221 transitions. [2020-10-29 12:07:56,678 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-29 12:07:56,678 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 149 [2020-10-29 12:07:56,678 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:07:56,680 INFO L225 Difference]: With dead ends: 140 [2020-10-29 12:07:56,680 INFO L226 Difference]: Without dead ends: 69 [2020-10-29 12:07:56,682 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 145 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=163, Invalid=959, Unknown=0, NotChecked=0, Total=1122 [2020-10-29 12:07:56,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-10-29 12:07:56,692 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 63. [2020-10-29 12:07:56,693 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-10-29 12:07:56,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 77 transitions. [2020-10-29 12:07:56,694 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 77 transitions. Word has length 149 [2020-10-29 12:07:56,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:07:56,694 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 77 transitions. [2020-10-29 12:07:56,694 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-29 12:07:56,694 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 77 transitions. [2020-10-29 12:07:56,696 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2020-10-29 12:07:56,696 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:07:56,696 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:07:56,696 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 12:07:56,696 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:07:56,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:07:56,698 INFO L82 PathProgramCache]: Analyzing trace with hash -997975356, now seen corresponding path program 1 times [2020-10-29 12:07:56,699 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:07:56,699 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [18428434] [2020-10-29 12:07:56,699 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:07:56,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:07:56,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:56,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:56,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:56,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:56,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:56,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:56,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:58,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:58,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:58,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:58,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:58,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:07:58,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:00,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:00,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:01,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 113 [2020-10-29 12:08:01,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-29 12:08:01,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-29 12:08:01,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:01,726 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:01,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:08:01,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:08:01,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 88 [2020-10-29 12:08:01,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 12:08:01,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:08:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:01,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:01,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:08:01,771 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:01,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:08:01,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:01,771 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:01,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:01,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:01,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:08:01,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:01,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:01,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:02,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:03,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:03,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:03,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:03,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:03,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:03,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:04,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:04,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:04,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:04,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:06,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:06,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 12:08:06,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-29 12:08:06,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:08:06,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:06,789 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:06,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:08:06,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:08:06,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 12:08:06,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:06,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:06,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:06,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:06,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:06,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:06,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:06,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:06,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:07,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:07,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:07,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:08,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:08,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:08,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4638 [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 12:08:11,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:11,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:11,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:11,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:08:11,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:11,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:08:11,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:11,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:11,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:11,492 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:11,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,492 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:11,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:11,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:11,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:11,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:11,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:11,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,497 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:11,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:11,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:08:11,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:11,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:08:11,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-29 12:08:11,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:08:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:08:11,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:11,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,614 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:11,614 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:11,614 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:08:11,614 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,614 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:11,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,615 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:08:11,615 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:11,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:11,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:11,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:08:11,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:08:11,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 12:08:11,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:11,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:08:11,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-29 12:08:11,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,736 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:08:11,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:08:11,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:08:11,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:11,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:11,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:11,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:08:11,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,785 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:08:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:08:11,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:11,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:11,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:11,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:11,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:08:11,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:11,847 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 56 proven. 21 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2020-10-29 12:08:11,847 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [18428434] [2020-10-29 12:08:11,847 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:08:11,847 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 12:08:11,847 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1131765060] [2020-10-29 12:08:11,848 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 12:08:11,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:08:11,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 12:08:11,849 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:08:11,849 INFO L87 Difference]: Start difference. First operand 63 states and 77 transitions. Second operand 13 states. [2020-10-29 12:08:12,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:08:12,649 INFO L93 Difference]: Finished difference Result 119 states and 156 transitions. [2020-10-29 12:08:12,649 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 12:08:12,650 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 83 [2020-10-29 12:08:12,650 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:08:12,651 INFO L225 Difference]: With dead ends: 119 [2020-10-29 12:08:12,651 INFO L226 Difference]: Without dead ends: 66 [2020-10-29 12:08:12,652 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=87, Invalid=375, Unknown=0, NotChecked=0, Total=462 [2020-10-29 12:08:12,652 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-10-29 12:08:12,663 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 63. [2020-10-29 12:08:12,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-10-29 12:08:12,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 76 transitions. [2020-10-29 12:08:12,664 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 76 transitions. Word has length 83 [2020-10-29 12:08:12,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:08:12,665 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 76 transitions. [2020-10-29 12:08:12,665 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 12:08:12,665 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 76 transitions. [2020-10-29 12:08:12,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-29 12:08:12,667 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:08:12,667 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:08:12,667 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 12:08:12,667 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:08:12,668 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:08:12,668 INFO L82 PathProgramCache]: Analyzing trace with hash 1565484629, now seen corresponding path program 1 times [2020-10-29 12:08:12,668 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:08:12,668 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [871846395] [2020-10-29 12:08:12,668 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:08:12,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:12,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:12,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:12,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:12,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:12,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:12,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:12,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:12,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:13,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:13,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:13,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:13,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:13,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:14,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:17,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-29 12:08:17,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-29 12:08:17,688 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 12:08:17,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:17,689 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:17,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 12:08:17,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 12:08:17,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 12:08:17,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:17,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:08:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:17,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:17,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:08:17,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:17,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:08:17,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:17,747 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:17,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:17,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:17,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:17,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:17,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:08:17,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:17,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:17,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:18,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:19,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:19,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:19,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:19,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:19,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:19,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:20,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:20,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:20,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:20,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:20,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:22,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:22,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-29 12:08:22,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-29 12:08:22,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-29 12:08:22,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:22,767 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:22,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:08:22,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:08:22,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 72 [2020-10-29 12:08:22,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:22,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:22,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:22,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:22,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:22,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:22,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:22,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:22,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:22,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:23,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:23,296 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:23,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:23,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:23,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:23,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:23,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:27,787 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:27,787 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 12:08:27,787 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:08:27,787 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 12:08:27,787 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:27,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:08:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:27,788 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 12:08:27,788 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:27,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:27,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:27,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:27,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:27,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:27,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:27,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:27,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:08:27,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 113 [2020-10-29 12:08:27,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:27,936 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:27,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:08:27,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:27,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:08:27,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:27,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:27,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:27,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:27,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:08:27,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:28,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:28,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:28,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:08:28,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:28,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:08:28,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:08:28,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,016 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,016 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:08:28,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:28,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:28,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:28,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:28,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:08:28,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,027 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:28,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:28,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-29 12:08:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:08:28,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:08:28,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 280 [2020-10-29 12:08:28,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:08:28,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:08:28,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:08:28,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:28,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:28,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:28,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:08:28,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:28,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:08:28,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:28,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:28,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:28,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:28,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:28,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:08:28,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:28,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:28,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:08:28,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:28,402 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 46 proven. 64 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-10-29 12:08:28,402 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [871846395] [2020-10-29 12:08:28,403 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:08:28,403 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:08:28,403 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1930519687] [2020-10-29 12:08:28,403 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:08:28,404 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:08:28,404 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:08:28,404 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:08:28,404 INFO L87 Difference]: Start difference. First operand 63 states and 76 transitions. Second operand 12 states. [2020-10-29 12:08:29,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:08:29,334 INFO L93 Difference]: Finished difference Result 138 states and 198 transitions. [2020-10-29 12:08:29,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 12:08:29,335 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-29 12:08:29,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:08:29,337 INFO L225 Difference]: With dead ends: 138 [2020-10-29 12:08:29,337 INFO L226 Difference]: Without dead ends: 83 [2020-10-29 12:08:29,339 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 31 SyntacticMatches, 1 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 32 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=85, Invalid=335, Unknown=0, NotChecked=0, Total=420 [2020-10-29 12:08:29,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 83 states. [2020-10-29 12:08:29,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 83 to 79. [2020-10-29 12:08:29,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-29 12:08:29,353 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 98 transitions. [2020-10-29 12:08:29,353 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 98 transitions. Word has length 97 [2020-10-29 12:08:29,354 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:08:29,354 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 98 transitions. [2020-10-29 12:08:29,354 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:08:29,354 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2020-10-29 12:08:29,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-29 12:08:29,365 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:08:29,365 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 10, 10, 10, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:08:29,365 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 12:08:29,365 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:08:29,366 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:08:29,366 INFO L82 PathProgramCache]: Analyzing trace with hash -975390171, now seen corresponding path program 2 times [2020-10-29 12:08:29,366 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:08:29,366 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [636999953] [2020-10-29 12:08:29,366 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:08:29,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:29,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:29,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:34,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-29 12:08:34,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:08:34,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 12:08:34,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:34,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:08:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-29 12:08:34,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-29 12:08:34,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:34,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:08:34,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:34,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:34,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:34,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:08:34,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:34,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:34,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:38,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:38,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:38,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:38,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:39,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-29 12:08:39,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-29 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 149 [2020-10-29 12:08:39,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:39,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:39,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:39,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:39,940 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:40,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:40,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:42,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:42,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:42,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:43,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:43,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:44,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-29 12:08:44,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:44,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:44,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:44,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:44,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:08:44,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:08:44,863 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 326 [2020-10-29 12:08:44,863 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:44,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:08:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:44,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:08:44,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:44,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:44,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:44,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:44,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:44,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:44,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:08:44,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:44,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:44,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:44,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:44,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:08:44,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:44,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:44,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:44,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:44,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:44,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:44,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:44,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:44,900 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:44,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:44,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:44,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:44,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:44,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:44,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:44,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:44,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:44,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:44,904 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:44,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:44,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:44,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:44,905 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:44,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:08:44,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:44,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:44,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:44,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:44,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:08:44,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:44,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:44,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:08:44,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:44,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:08:44,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:44,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:08:44,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:44,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:44,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:45,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:45,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:45,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:45,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:45,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:45,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:45,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:49,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:49,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:08:49,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:08:49,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 12:08:49,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:49,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:49,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:08:49,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:08:49,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:08:49,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:49,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:49,983 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:49,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:49,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:49,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:08:49,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:49,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:08:49,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:49,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:49,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:08:49,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:49,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:49,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:49,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:50,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:50,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:50,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:08:50,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:50,000 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:50,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:50,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:50,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:50,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:50,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,004 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:50,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:50,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:50,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:08:50,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:50,005 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:50,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:50,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:50,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:50,005 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:50,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:50,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:50,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:50,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:50,008 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:50,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:08:50,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:50,009 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:50,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:50,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:50,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:50,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:50,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:08:50,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:50,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:50,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:50,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:50,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:50,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:50,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:50,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:50,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:50,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:50,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:50,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:08:50,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:50,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:50,076 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:50,076 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:08:50,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 56 [2020-10-29 12:08:50,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:50,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:50,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:08:50,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:50,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:08:50,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:50,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:50,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:50,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:50,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:50,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:50,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:08:50,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:50,116 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:50,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:50,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:50,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:08:50,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:50,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:50,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:50,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:50,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:50,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:50,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:50,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:50,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:50,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:50,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:50,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:08:50,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:50,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:08:50,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:50,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:50,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:51,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-29 12:08:51,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:08:51,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1206 [2020-10-29 12:08:51,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:51,347 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:51,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:08:51,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:08:51,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-29 12:08:51,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:51,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:51,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:51,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:51,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:08:51,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:08:51,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 275 [2020-10-29 12:08:51,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:51,651 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:51,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:08:51,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:51,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:08:51,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:51,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:51,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:51,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:51,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:08:51,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:51,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:08:51,690 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:51,690 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:51,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:08:51,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:51,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:08:51,691 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:51,693 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:08:51,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:51,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:51,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:51,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:51,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:51,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:51,697 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:51,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:51,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:51,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:51,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:08:51,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:08:51,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:51,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:51,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:08:51,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:51,701 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:08:51,701 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:51,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:51,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:51,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:51,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:08:51,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:51,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:51,716 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:51,716 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:08:51,716 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 12:08:51,716 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:51,717 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:08:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:51,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:08:51,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:51,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:08:51,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:51,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:51,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:51,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:08:51,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:51,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:08:51,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:51,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:08:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:08:51,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:08:51,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:51,850 INFO L134 CoverageAnalysis]: Checked inductivity of 673 backedges. 231 proven. 124 refuted. 0 times theorem prover too weak. 318 trivial. 0 not checked. [2020-10-29 12:08:51,850 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [636999953] [2020-10-29 12:08:51,851 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:08:51,851 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-29 12:08:51,851 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1579396113] [2020-10-29 12:08:51,852 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-29 12:08:51,852 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:08:51,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-29 12:08:51,853 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=208, Unknown=0, NotChecked=0, Total=240 [2020-10-29 12:08:51,853 INFO L87 Difference]: Start difference. First operand 79 states and 98 transitions. Second operand 16 states. [2020-10-29 12:08:53,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:08:53,170 INFO L93 Difference]: Finished difference Result 161 states and 232 transitions. [2020-10-29 12:08:53,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-29 12:08:53,171 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 166 [2020-10-29 12:08:53,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:08:53,173 INFO L225 Difference]: With dead ends: 161 [2020-10-29 12:08:53,173 INFO L226 Difference]: Without dead ends: 82 [2020-10-29 12:08:53,174 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 48 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=154, Invalid=716, Unknown=0, NotChecked=0, Total=870 [2020-10-29 12:08:53,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 82 states. [2020-10-29 12:08:53,191 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 82 to 79. [2020-10-29 12:08:53,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-29 12:08:53,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 96 transitions. [2020-10-29 12:08:53,196 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 96 transitions. Word has length 166 [2020-10-29 12:08:53,196 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:08:53,196 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 96 transitions. [2020-10-29 12:08:53,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-29 12:08:53,197 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 96 transitions. [2020-10-29 12:08:53,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2020-10-29 12:08:53,201 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:08:53,201 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 14, 14, 12, 11, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 4, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:08:53,202 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 12:08:53,202 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:08:53,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:08:53,202 INFO L82 PathProgramCache]: Analyzing trace with hash -1086364258, now seen corresponding path program 3 times [2020-10-29 12:08:53,203 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:08:53,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1289716106] [2020-10-29 12:08:53,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:08:53,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:53,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:53,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:54,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:55,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:55,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:55,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:55,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:55,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:57,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:58,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 272 [2020-10-29 12:08:58,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-29 12:08:58,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5022 [2020-10-29 12:08:58,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:58,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-29 12:08:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 12:08:58,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-29 12:08:58,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:58,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:08:58,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:58,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:08:58,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:08:58,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:08:58,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:08:58,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:08:58,311 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:08:58,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:08:58,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:08:58,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:08:58,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:08:58,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:08:58,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:08:58,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:58,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:59,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:59,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:59,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:59,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:08:59,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:00,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:01,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:02,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:03,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-29 12:09:03,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-29 12:09:03,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5036 [2020-10-29 12:09:03,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:03,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:03,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:09:03,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:09:03,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 169 [2020-10-29 12:09:03,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:03,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:03,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:03,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:03,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:06,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:06,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:06,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:06,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:06,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:07,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:07,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:07,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:07,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:07,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:07,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:07,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:09:08,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-29 12:09:08,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:09:08,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:09:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:09:08,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:08,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:08,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:08,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 12:09:08,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:08,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:09:08,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:08,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:08,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:08,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:08,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,451 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:08,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:08,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:08,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:08,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:08,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:08,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:08,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:08,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:08,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:08,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:08,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:08,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,461 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:08,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:08,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:08,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:08,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:09:08,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:08,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:09:08,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-29 12:09:08,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,562 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:09:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:09:08,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:08,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:08,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:08,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:09:08,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:09:08,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:09:08,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:08,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:08,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:08,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:08,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:08,625 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:08,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:08,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:08,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:09:08,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:08,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:09:08,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:08,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:08,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:09,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:09,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:09,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:09,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:09,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:11,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:12,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:12,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:12,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:12,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:12,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:12,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 12:09:13,650 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-29 12:09:13,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5010 [2020-10-29 12:09:13,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,650 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:09:13,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:09:13,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 165 [2020-10-29 12:09:13,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:13,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,703 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,703 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:09:13,703 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,703 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 12:09:13,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,704 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:13,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,704 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:09:13,704 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:13,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:13,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:09:13,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,713 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:13,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:09:13,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,721 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,722 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:13,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,726 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:13,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:13,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:13,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,732 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:13,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:13,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,737 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,740 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:09:13,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:13,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:09:13,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,745 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:13,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:13,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:13,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,752 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:13,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:13,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:13,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:13,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:13,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:13,756 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:13,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:13,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:13,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:13,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:13,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:09:13,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:13,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:13,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:14,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:14,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:09:18,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:18,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:18,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 12:09:18,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:18,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:09:18,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:18,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:18,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:18,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:18,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:18,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:18,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:18,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:18,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,866 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:18,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:18,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:18,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:18,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:18,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,870 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:18,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:18,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:18,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:18,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:18,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:18,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:18,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:09:18,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:18,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:09:18,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:18,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:09:18,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:18,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:18,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,894 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:18,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:18,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:18,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:18,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:18,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:18,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:18,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:18,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:18,898 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:18,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:18,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:18,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:18,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:18,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1073 backedges. 166 proven. 186 refuted. 0 times theorem prover too weak. 721 trivial. 0 not checked. [2020-10-29 12:09:18,970 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1289716106] [2020-10-29 12:09:18,970 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:09:18,970 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:09:18,970 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [70420965] [2020-10-29 12:09:18,971 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:09:18,971 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:09:18,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:09:18,971 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:09:18,972 INFO L87 Difference]: Start difference. First operand 79 states and 96 transitions. Second operand 12 states. [2020-10-29 12:09:20,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:09:20,018 INFO L93 Difference]: Finished difference Result 161 states and 217 transitions. [2020-10-29 12:09:20,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 12:09:20,019 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 206 [2020-10-29 12:09:20,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:09:20,021 INFO L225 Difference]: With dead ends: 161 [2020-10-29 12:09:20,021 INFO L226 Difference]: Without dead ends: 92 [2020-10-29 12:09:20,023 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 58 SyntacticMatches, 1 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=95, Invalid=367, Unknown=0, NotChecked=0, Total=462 [2020-10-29 12:09:20,023 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-10-29 12:09:20,033 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 89. [2020-10-29 12:09:20,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-10-29 12:09:20,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 115 transitions. [2020-10-29 12:09:20,035 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 115 transitions. Word has length 206 [2020-10-29 12:09:20,035 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:09:20,035 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 115 transitions. [2020-10-29 12:09:20,036 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:09:20,036 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 115 transitions. [2020-10-29 12:09:20,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-29 12:09:20,037 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:09:20,038 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 6, 6, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:09:20,038 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-29 12:09:20,038 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:09:20,038 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:09:20,038 INFO L82 PathProgramCache]: Analyzing trace with hash 2083902716, now seen corresponding path program 4 times [2020-10-29 12:09:20,039 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:09:20,039 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [783260271] [2020-10-29 12:09:20,039 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:09:20,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:20,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:20,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:20,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:20,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:20,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:25,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-29 12:09:25,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:25,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:09:25,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:25,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:25,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:25,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:25,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:25,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:09:25,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:25,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:25,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:25,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:25,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:25,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:09:30,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:09:30,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:09:30,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,117 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:09:30,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:09:30,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 12:09:30,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:30,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:09:30,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:30,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:30,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:09:30,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:30,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,176 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:30,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:30,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:30,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:30,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,185 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:30,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:30,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:30,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,188 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:09:30,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:30,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:09:30,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:30,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:30,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:30,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,201 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:30,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:30,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,204 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:30,204 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,204 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:09:30,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,213 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 375 [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:09:30,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,588 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:09:30,588 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,610 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:09:30,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:30,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:30,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,626 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,626 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:30,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:30,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:30,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:30,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:30,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:30,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:30,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:30,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:09:30,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:30,678 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 67 proven. 21 refuted. 0 times theorem prover too weak. 174 trivial. 0 not checked. [2020-10-29 12:09:30,679 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [783260271] [2020-10-29 12:09:30,679 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:09:30,679 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 12:09:30,679 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [188696514] [2020-10-29 12:09:30,680 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 12:09:30,680 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:09:30,680 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 12:09:30,680 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-29 12:09:30,681 INFO L87 Difference]: Start difference. First operand 89 states and 115 transitions. Second operand 10 states. [2020-10-29 12:09:31,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:09:31,386 INFO L93 Difference]: Finished difference Result 159 states and 227 transitions. [2020-10-29 12:09:31,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-29 12:09:31,387 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 111 [2020-10-29 12:09:31,388 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:09:31,389 INFO L225 Difference]: With dead ends: 159 [2020-10-29 12:09:31,390 INFO L226 Difference]: Without dead ends: 99 [2020-10-29 12:09:31,395 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=72, Invalid=270, Unknown=0, NotChecked=0, Total=342 [2020-10-29 12:09:31,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-29 12:09:31,411 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 96. [2020-10-29 12:09:31,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-10-29 12:09:31,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 124 transitions. [2020-10-29 12:09:31,414 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 124 transitions. Word has length 111 [2020-10-29 12:09:31,420 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:09:31,420 INFO L481 AbstractCegarLoop]: Abstraction has 96 states and 124 transitions. [2020-10-29 12:09:31,420 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 12:09:31,420 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2020-10-29 12:09:31,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-29 12:09:31,424 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:09:31,424 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:09:31,425 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-29 12:09:31,425 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:09:31,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:09:31,425 INFO L82 PathProgramCache]: Analyzing trace with hash -695303513, now seen corresponding path program 5 times [2020-10-29 12:09:31,426 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:09:31,426 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1907164736] [2020-10-29 12:09:31,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:09:31,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:31,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:31,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:31,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:32,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:32,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:32,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:33,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:33,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:33,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:33,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:36,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:36,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-29 12:09:36,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:09:36,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:09:36,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:36,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:09:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:09:36,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 12:09:36,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:36,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:09:36,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:36,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:36,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:36,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:09:36,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:36,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:36,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:36,525 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:36,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:36,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:36,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:09:36,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:36,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:36,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:36,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:36,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:36,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:36,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:38,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:41,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-29 12:09:41,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:41,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:41,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:41,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:41,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:41,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:41,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:42,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:42,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:42,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:46,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:46,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:09:46,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:09:46,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 12:09:46,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:46,586 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:46,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 12:09:46,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:46,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:09:46,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:46,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:46,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:46,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:46,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:46,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:46,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:46,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:51,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:51,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:09:51,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:09:51,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:09:51,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:51,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:51,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:09:51,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:51,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:09:51,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:51,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:51,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:51,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:51,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:51,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:52,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:09:52,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 393 [2020-10-29 12:09:52,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,053 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:09:52,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:09:52,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:52,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:09:52,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,093 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:52,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:09:52,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:52,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:09:52,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:52,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:52,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:52,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:52,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,112 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:09:52,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,112 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:09:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:09:52,113 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:09:52,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:52,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:09:52,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,141 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:09:52,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,143 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:52,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:09:52,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:52,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:09:52,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,162 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:09:52,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:52,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,175 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,176 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:52,176 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:52,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,177 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:52,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:52,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:09:52,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:09:52,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-29 12:09:52,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,210 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:09:52,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:09:52,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:09:52,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,222 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:09:52,222 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,222 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,222 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,222 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,225 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:52,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:52,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,229 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,230 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:52,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,234 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:52,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,239 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:09:52,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:52,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,242 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:09:52,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:09:52,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:09:52,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:52,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:52,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:52,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:09:52,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:52,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:09:52,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:52,255 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:52,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:52,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:52,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:52,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:52,285 INFO L134 CoverageAnalysis]: Checked inductivity of 786 backedges. 62 proven. 211 refuted. 0 times theorem prover too weak. 513 trivial. 0 not checked. [2020-10-29 12:09:52,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1907164736] [2020-10-29 12:09:52,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:09:52,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-29 12:09:52,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1167094546] [2020-10-29 12:09:52,287 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-29 12:09:52,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:09:52,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-29 12:09:52,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:09:52,287 INFO L87 Difference]: Start difference. First operand 96 states and 124 transitions. Second operand 13 states. [2020-10-29 12:09:53,271 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:09:53,271 INFO L93 Difference]: Finished difference Result 205 states and 305 transitions. [2020-10-29 12:09:53,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-29 12:09:53,271 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 179 [2020-10-29 12:09:53,272 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:09:53,278 INFO L225 Difference]: With dead ends: 205 [2020-10-29 12:09:53,278 INFO L226 Difference]: Without dead ends: 200 [2020-10-29 12:09:53,280 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 103 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=114, Invalid=486, Unknown=0, NotChecked=0, Total=600 [2020-10-29 12:09:53,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 200 states. [2020-10-29 12:09:53,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 200 to 188. [2020-10-29 12:09:53,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2020-10-29 12:09:53,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 282 transitions. [2020-10-29 12:09:53,315 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 282 transitions. Word has length 179 [2020-10-29 12:09:53,318 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:09:53,319 INFO L481 AbstractCegarLoop]: Abstraction has 188 states and 282 transitions. [2020-10-29 12:09:53,319 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-29 12:09:53,319 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 282 transitions. [2020-10-29 12:09:53,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 330 [2020-10-29 12:09:53,325 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:09:53,326 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 23, 23, 19, 19, 12, 12, 12, 12, 12, 12, 12, 11, 11, 11, 11, 11, 11, 11, 8, 7, 5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:09:53,326 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-29 12:09:53,327 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:09:53,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:09:53,327 INFO L82 PathProgramCache]: Analyzing trace with hash 1127744184, now seen corresponding path program 6 times [2020-10-29 12:09:53,327 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:09:53,328 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1317822892] [2020-10-29 12:09:53,328 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:09:53,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:53,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:53,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:53,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:53,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:53,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:53,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:53,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:54,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:55,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:55,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:55,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:58,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 431 [2020-10-29 12:09:58,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-29 12:09:58,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 12:09:58,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:58,408 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:09:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-29 12:09:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 324 [2020-10-29 12:09:58,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:58,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:09:58,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:58,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:09:58,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:09:58,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:09:58,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:09:58,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:09:58,464 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:09:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:09:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:09:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:09:58,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:09:58,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:09:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:09:58,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:58,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:59,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:59,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:59,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:09:59,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:03,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 415 [2020-10-29 12:10:03,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-29 12:10:03,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-29 12:10:03,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:03,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:03,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 12:10:03,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 12:10:03,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 310 [2020-10-29 12:10:03,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:03,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:03,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:03,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:03,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:08,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 327 [2020-10-29 12:10:08,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:10:08,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5027 [2020-10-29 12:10:08,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:08,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:08,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-29 12:10:08,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:10:08,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 310 [2020-10-29 12:10:08,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:08,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:08,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:08,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,757 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:08,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:09,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:09,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,633 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:13,633 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:10:13,633 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-29 12:10:13,633 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:10:13,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:13,634 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:13,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:10:13,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:13,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:10:13,634 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:13,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:13,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:13,672 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,681 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:13,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:10:18,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:10:18,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 12:10:18,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,669 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:10:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:10:18,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:18,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:10:18,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:10:18,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:10:18,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:10:18,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:18,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:10:18,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:10:18,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,718 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:18,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,723 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:10:18,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,725 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:10:18,725 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,725 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:10:18,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,725 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,726 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:10:18,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,728 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:18,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:10:18,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,730 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:10:18,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:10:18,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:10:18,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 12:10:18,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:10:18,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:10:18,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:18,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:18,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:10:18,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,779 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:10:18,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:10:18,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:10:18,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:10:18,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:10:18,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:10:18,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:10:18,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:10:18,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:10:18,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:10:18,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:10:18,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:10:18,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:10:18,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:10:18,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,806 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:18,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:10:18,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:10:18,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:10:18,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,813 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:10:18,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:18,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:18,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:18,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:10:18,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:18,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:18,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:18,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:18,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:10:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:18,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:18,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:19,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:22,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 186 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 172 [2020-10-29 12:10:23,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:23,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:23,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:23,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:23,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:24,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:26,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:26,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:26,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:27,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:27,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:27,036 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:28,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 166 [2020-10-29 12:10:28,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:28,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:28,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:28,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:28,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:10:28,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:28,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-29 12:10:28,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:28,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:28,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:10:28,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:28,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:10:28,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:28,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:28,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:28,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:28,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:10:28,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:28,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:10:28,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:28,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:28,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:28,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:28,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:28,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:28,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:28,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:28,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,984 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:28,984 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:10:28,984 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:28,984 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:10:28,985 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:28,985 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:28,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:28,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:28,985 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:28,985 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:28,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:28,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:28,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:28,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:28,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:10:28,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:28,989 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:28,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:28,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:28,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:28,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:10:28,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:28,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:28,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:10:28,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:28,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:10:28,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:28,993 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:28,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:28,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:28,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:10:28,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:28,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:28,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:28,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:28,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:28,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:10:28,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:28,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:28,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:28,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:28,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:28,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:28,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:10:28,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:28,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:29,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:10:29,001 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:29,001 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:10:29,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:29,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:29,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:29,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:29,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:29,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:29,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:10:29,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:29,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,006 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:29,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:10:29,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:29,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:10:29,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:29,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:29,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:29,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:29,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:10:29,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:29,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:10:29,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:10:29,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:10:29,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:10:29,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:10:29,010 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:10:29,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:10:29,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:10:29,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:10:29,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:10:29,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:10:29,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:10:29,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:10:29,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking...