/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=WIDESTAMONGSMALL --traceabstraction.additional.smt.options tolerance=0.6 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_8-1.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 17:21:51,003 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 17:21:51,006 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 17:21:51,042 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 17:21:51,042 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 17:21:51,044 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 17:21:51,046 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 17:21:51,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 17:21:51,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 17:21:51,052 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 17:21:51,053 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 17:21:51,054 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 17:21:51,055 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 17:21:51,056 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 17:21:51,058 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 17:21:51,059 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 17:21:51,060 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 17:21:51,061 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 17:21:51,063 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 17:21:51,066 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 17:21:51,067 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 17:21:51,069 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 17:21:51,070 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 17:21:51,071 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 17:21:51,087 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 17:21:51,087 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 17:21:51,088 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 17:21:51,092 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 17:21:51,093 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 17:21:51,094 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 17:21:51,097 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 17:21:51,098 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 17:21:51,099 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 17:21:51,101 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 17:21:51,102 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 17:21:51,102 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 17:21:51,103 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 17:21:51,103 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 17:21:51,104 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 17:21:51,105 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 17:21:51,106 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 17:21:51,108 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-28 17:21:51,163 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 17:21:51,163 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 17:21:51,167 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 17:21:51,167 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 17:21:51,167 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 17:21:51,167 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 17:21:51,168 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-28 17:21:51,168 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 17:21:51,169 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-28 17:21:51,169 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 17:21:51,170 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 17:21:51,171 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 17:21:51,171 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 17:21:51,171 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-28 17:21:51,171 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 17:21:51,171 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 17:21:51,172 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 17:21:51,172 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 17:21:51,172 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 17:21:51,172 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 17:21:51,173 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 17:21:51,173 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:21:51,173 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 17:21:51,173 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 17:21:51,173 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 17:21:51,174 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 17:21:51,174 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 17:21:51,174 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 17:21:51,174 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 17:21:51,174 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=WIDESTAMONGSMALL;tolerance=0.6;log-additional-information=true;unknown-allowed=true; [2020-10-28 17:21:51,598 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 17:21:51,631 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 17:21:51,635 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 17:21:51,636 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 17:21:51,638 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 17:21:51,639 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive-simple/fibo_2calls_8-1.c [2020-10-28 17:21:51,730 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dcb77e71a/92c6fb0c18ce4a9eaf7905ee8ef81214/FLAG00a3a81b2 [2020-10-28 17:21:52,304 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 17:21:52,305 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive-simple/fibo_2calls_8-1.c [2020-10-28 17:21:52,313 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dcb77e71a/92c6fb0c18ce4a9eaf7905ee8ef81214/FLAG00a3a81b2 [2020-10-28 17:21:52,686 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/dcb77e71a/92c6fb0c18ce4a9eaf7905ee8ef81214 [2020-10-28 17:21:52,690 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 17:21:52,699 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 17:21:52,703 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 17:21:52,704 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 17:21:52,708 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 17:21:52,709 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:21:52" (1/1) ... [2020-10-28 17:21:52,715 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@8e57466 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:52, skipping insertion in model container [2020-10-28 17:21:52,715 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 05:21:52" (1/1) ... [2020-10-28 17:21:52,725 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 17:21:52,745 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 17:21:52,990 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:21:53,005 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 17:21:53,027 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 17:21:53,045 INFO L208 MainTranslator]: Completed translation [2020-10-28 17:21:53,046 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53 WrapperNode [2020-10-28 17:21:53,046 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 17:21:53,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 17:21:53,047 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 17:21:53,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 17:21:53,060 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... [2020-10-28 17:21:53,060 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... [2020-10-28 17:21:53,067 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... [2020-10-28 17:21:53,068 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... [2020-10-28 17:21:53,074 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... [2020-10-28 17:21:53,076 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... [2020-10-28 17:21:53,077 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... [2020-10-28 17:21:53,079 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 17:21:53,080 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 17:21:53,080 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 17:21:53,081 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 17:21:53,081 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 17:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 17:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 17:21:53,151 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 17:21:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo1 [2020-10-28 17:21:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure fibo2 [2020-10-28 17:21:53,152 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 17:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 17:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 17:21:53,152 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 17:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 17:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 17:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure fibo1 [2020-10-28 17:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure fibo2 [2020-10-28 17:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 17:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 17:21:53,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 17:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 17:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 17:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 17:21:53,154 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 17:21:53,399 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 17:21:53,399 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-28 17:21:53,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:21:53 BoogieIcfgContainer [2020-10-28 17:21:53,401 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 17:21:53,403 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 17:21:53,403 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 17:21:53,411 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 17:21:53,412 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 05:21:52" (1/3) ... [2020-10-28 17:21:53,412 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5736ff16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:21:53, skipping insertion in model container [2020-10-28 17:21:53,413 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 05:21:53" (2/3) ... [2020-10-28 17:21:53,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5736ff16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 05:21:53, skipping insertion in model container [2020-10-28 17:21:53,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 05:21:53" (3/3) ... [2020-10-28 17:21:53,422 INFO L111 eAbstractionObserver]: Analyzing ICFG fibo_2calls_8-1.c [2020-10-28 17:21:53,447 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 17:21:53,457 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 17:21:53,478 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 17:21:53,514 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 17:21:53,514 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 17:21:53,515 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 17:21:53,515 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 17:21:53,515 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 17:21:53,515 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 17:21:53,515 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 17:21:53,515 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 17:21:53,539 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states. [2020-10-28 17:21:53,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-28 17:21:53,546 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:21:53,547 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:21:53,548 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:21:53,555 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:21:53,556 INFO L82 PathProgramCache]: Analyzing trace with hash 219823047, now seen corresponding path program 1 times [2020-10-28 17:21:53,567 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:21:53,568 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [583111334] [2020-10-28 17:21:53,568 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:21:53,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:53,942 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:54,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:54,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-28 17:21:54,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:54,254 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 367 [2020-10-28 17:21:54,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:54,258 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:54,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:21:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:21:54,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:21:54,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:21:54,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:21:54,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:54,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:54,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:54,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:21:54,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:54,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:21:54,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:54,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:54,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:21:54,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:54,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:21:54,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:21:54,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:21:54,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:54,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:54,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:54,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:21:54,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:54,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:21:54,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:54,403 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:21:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:21:54,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:21:54,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:21:54,439 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:21:54,440 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [583111334] [2020-10-28 17:21:54,442 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:21:54,442 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:21:54,443 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1697162823] [2020-10-28 17:21:54,448 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:21:54,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:21:54,464 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:21:54,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:21:54,467 INFO L87 Difference]: Start difference. First operand 38 states. Second operand 6 states. [2020-10-28 17:21:54,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:21:54,792 INFO L93 Difference]: Finished difference Result 50 states and 60 transitions. [2020-10-28 17:21:54,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:21:54,794 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-28 17:21:54,795 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:21:54,805 INFO L225 Difference]: With dead ends: 50 [2020-10-28 17:21:54,805 INFO L226 Difference]: Without dead ends: 32 [2020-10-28 17:21:54,809 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 [2020-10-28 17:21:54,827 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 32 states. [2020-10-28 17:21:54,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 32 to 32. [2020-10-28 17:21:54,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-28 17:21:54,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-10-28 17:21:54,862 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 15 [2020-10-28 17:21:54,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:21:54,863 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-10-28 17:21:54,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:21:54,863 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-10-28 17:21:54,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-28 17:21:54,865 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:21:54,865 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:21:54,866 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 17:21:54,866 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:21:54,867 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:21:54,867 INFO L82 PathProgramCache]: Analyzing trace with hash -1220716726, now seen corresponding path program 1 times [2020-10-28 17:21:54,867 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:21:54,868 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1120505868] [2020-10-28 17:21:54,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:21:54,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:54,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:55,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:55,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:21:55,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:55,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 138 [2020-10-28 17:21:55,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:55,026 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:55,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:21:55,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:21:55,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:21:55,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-28 17:21:55,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:21:55,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:55,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:55,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:55,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:21:55,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:55,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:21:55,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:55,105 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:21:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:55,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:21:55,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:21:55,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:21:55,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:55,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:55,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:55,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:21:55,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:55,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:21:55,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:55,131 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:55,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:21:55,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:21:55,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:21:55,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:21:55,154 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-28 17:21:55,155 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1120505868] [2020-10-28 17:21:55,155 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:21:55,155 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 17:21:55,156 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901219191] [2020-10-28 17:21:55,157 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 17:21:55,157 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:21:55,158 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 17:21:55,159 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-28 17:21:55,159 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 6 states. [2020-10-28 17:21:55,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:21:55,428 INFO L93 Difference]: Finished difference Result 39 states and 47 transitions. [2020-10-28 17:21:55,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-28 17:21:55,429 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-10-28 17:21:55,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:21:55,431 INFO L225 Difference]: With dead ends: 39 [2020-10-28 17:21:55,431 INFO L226 Difference]: Without dead ends: 34 [2020-10-28 17:21:55,432 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 [2020-10-28 17:21:55,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 34 states. [2020-10-28 17:21:55,442 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 34 to 32. [2020-10-28 17:21:55,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 32 states. [2020-10-28 17:21:55,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 32 states and 39 transitions. [2020-10-28 17:21:55,445 INFO L78 Accepts]: Start accepts. Automaton has 32 states and 39 transitions. Word has length 16 [2020-10-28 17:21:55,445 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:21:55,445 INFO L481 AbstractCegarLoop]: Abstraction has 32 states and 39 transitions. [2020-10-28 17:21:55,445 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 17:21:55,445 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 39 transitions. [2020-10-28 17:21:55,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-28 17:21:55,447 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:21:55,447 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] [2020-10-28 17:21:55,448 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 17:21:55,448 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:21:55,449 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:21:55,449 INFO L82 PathProgramCache]: Analyzing trace with hash 2083135015, now seen corresponding path program 1 times [2020-10-28 17:21:55,449 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:21:55,449 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1274657337] [2020-10-28 17:21:55,450 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:21:55,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:55,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:55,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:55,600 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,178 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:56,179 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 17:21:56,179 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:21:56,179 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 713 [2020-10-28 17:21:56,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:56,180 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:56,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:21:56,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:21:56,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 17:21:56,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:21:56,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:21:56,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:56,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:56,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:21:56,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:56,238 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:21:56,238 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:56,239 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:56,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:21:56,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:56,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:21:56,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:56,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:21:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:56,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:56,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:21:56,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:21:56,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 108 [2020-10-28 17:21:56,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:56,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:21:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:21:56,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:21:56,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:56,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:21:56,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:56,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:56,387 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:21:56,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:56,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:21:56,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:56,387 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:21:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:56,388 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:21:56,388 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:21:56,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:21:56,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:56,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:56,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:21:56,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:56,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:21:56,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:56,417 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:21:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:56,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:21:56,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:56,421 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:21:56,422 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1274657337] [2020-10-28 17:21:56,422 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:21:56,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-28 17:21:56,423 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007523221] [2020-10-28 17:21:56,423 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:21:56,424 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:21:56,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:21:56,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:21:56,425 INFO L87 Difference]: Start difference. First operand 32 states and 39 transitions. Second operand 8 states. [2020-10-28 17:21:56,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:21:56,902 INFO L93 Difference]: Finished difference Result 51 states and 69 transitions. [2020-10-28 17:21:56,903 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:21:56,903 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 28 [2020-10-28 17:21:56,904 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:21:56,906 INFO L225 Difference]: With dead ends: 51 [2020-10-28 17:21:56,907 INFO L226 Difference]: Without dead ends: 46 [2020-10-28 17:21:56,907 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 [2020-10-28 17:21:56,908 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-10-28 17:21:56,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 44. [2020-10-28 17:21:56,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 44 states. [2020-10-28 17:21:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 44 states and 59 transitions. [2020-10-28 17:21:56,925 INFO L78 Accepts]: Start accepts. Automaton has 44 states and 59 transitions. Word has length 28 [2020-10-28 17:21:56,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:21:56,925 INFO L481 AbstractCegarLoop]: Abstraction has 44 states and 59 transitions. [2020-10-28 17:21:56,925 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:21:56,925 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 59 transitions. [2020-10-28 17:21:56,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-10-28 17:21:56,927 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:21:56,927 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] [2020-10-28 17:21:56,928 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 17:21:56,928 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:21:56,928 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:21:56,929 INFO L82 PathProgramCache]: Analyzing trace with hash 752879968, now seen corresponding path program 1 times [2020-10-28 17:21:56,929 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:21:56,929 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [287794730] [2020-10-28 17:21:56,929 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:21:56,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:56,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:56,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:57,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:57,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:21:57,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:21:57,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 290 [2020-10-28 17:21:57,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:57,232 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:57,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:21:57,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:21:57,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 17:21:57,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:57,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:21:57,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:57,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:57,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:57,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:21:57,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:57,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:21:57,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:57,287 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:21:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:57,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:21:57,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:57,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:21:57,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:57,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:57,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:57,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:57,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:21:57,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:21:57,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 121 [2020-10-28 17:21:57,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:57,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:57,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:21:57,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:21:57,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:21:57,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:57,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:21:57,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:57,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:57,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:57,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:21:57,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:57,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:21:57,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:57,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:57,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:21:57,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:57,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:21:57,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:57,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:21:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:57,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:57,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:57,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:21:57,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:57,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:21:57,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:57,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:57,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:21:57,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:57,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:21:57,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:57,495 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:21:57,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [287794730] [2020-10-28 17:21:57,496 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:21:57,496 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:21:57,496 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [307391405] [2020-10-28 17:21:57,497 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:21:57,497 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:21:57,498 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:21:57,498 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:21:57,498 INFO L87 Difference]: Start difference. First operand 44 states and 59 transitions. Second operand 8 states. [2020-10-28 17:21:57,889 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:21:57,889 INFO L93 Difference]: Finished difference Result 54 states and 72 transitions. [2020-10-28 17:21:57,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-28 17:21:57,890 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 29 [2020-10-28 17:21:57,890 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:21:57,892 INFO L225 Difference]: With dead ends: 54 [2020-10-28 17:21:57,892 INFO L226 Difference]: Without dead ends: 49 [2020-10-28 17:21:57,893 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=37, Invalid=119, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:21:57,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 49 states. [2020-10-28 17:21:57,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 49 to 46. [2020-10-28 17:21:57,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-10-28 17:21:57,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 61 transitions. [2020-10-28 17:21:57,905 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 61 transitions. Word has length 29 [2020-10-28 17:21:57,906 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:21:57,906 INFO L481 AbstractCegarLoop]: Abstraction has 46 states and 61 transitions. [2020-10-28 17:21:57,906 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:21:57,906 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 61 transitions. [2020-10-28 17:21:57,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-28 17:21:57,908 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:21:57,908 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] [2020-10-28 17:21:57,908 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 17:21:57,909 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:21:57,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:21:57,909 INFO L82 PathProgramCache]: Analyzing trace with hash 1703344845, now seen corresponding path program 1 times [2020-10-28 17:21:57,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:21:57,910 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [387088186] [2020-10-28 17:21:57,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:21:57,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:57,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:57,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:58,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:21:58,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:21:58,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 477 [2020-10-28 17:21:58,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:58,398 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:58,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:21:58,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:21:58,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 22 [2020-10-28 17:21:58,399 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:58,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:21:58,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:58,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:58,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:21:58,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:58,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:21:58,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:58,447 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:21:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:21:58,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:58,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:21:58,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:58,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:58,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:21:58,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:21:58,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 122 [2020-10-28 17:21:58,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:58,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:58,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:21:58,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:21:58,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:21:58,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:58,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:21:58,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:58,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:58,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:21:58,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:58,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:21:58,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:58,605 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:21:58,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:58,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:21:58,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:58,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:21:58,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:58,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:58,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:21:58,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:21:58,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:21:58,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:21:58,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:21:58,620 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:21:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:21:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:21:58,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:21:58,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:21:58,644 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-10-28 17:21:58,644 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [387088186] [2020-10-28 17:21:58,644 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 17:21:58,645 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-28 17:21:58,645 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [658609277] [2020-10-28 17:21:58,645 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-28 17:21:58,645 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:21:58,646 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-28 17:21:58,646 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2020-10-28 17:21:58,646 INFO L87 Difference]: Start difference. First operand 46 states and 61 transitions. Second operand 8 states. [2020-10-28 17:21:59,189 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:21:59,189 INFO L93 Difference]: Finished difference Result 65 states and 94 transitions. [2020-10-28 17:21:59,190 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:21:59,190 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-28 17:21:59,191 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:21:59,193 INFO L225 Difference]: With dead ends: 65 [2020-10-28 17:21:59,193 INFO L226 Difference]: Without dead ends: 60 [2020-10-28 17:21:59,194 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 [2020-10-28 17:21:59,195 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-10-28 17:21:59,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 57. [2020-10-28 17:21:59,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 57 states. [2020-10-28 17:21:59,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 81 transitions. [2020-10-28 17:21:59,209 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 81 transitions. Word has length 30 [2020-10-28 17:21:59,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:21:59,210 INFO L481 AbstractCegarLoop]: Abstraction has 57 states and 81 transitions. [2020-10-28 17:21:59,210 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-28 17:21:59,210 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 81 transitions. [2020-10-28 17:21:59,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-28 17:21:59,213 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:21:59,213 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] [2020-10-28 17:21:59,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 17:21:59,213 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:21:59,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:21:59,214 INFO L82 PathProgramCache]: Analyzing trace with hash 1887052013, now seen corresponding path program 1 times [2020-10-28 17:21:59,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:21:59,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [796315693] [2020-10-28 17:21:59,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:21:59,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:21:59,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:59,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:59,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:59,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:59,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:21:59,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:01,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:01,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:01,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:01,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:04,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-28 17:22:04,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:22:04,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:22:04,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:04,240 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:04,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:04,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:22:04,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 51 [2020-10-28 17:22:04,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:04,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:22:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:04,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:04,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:22:04,288 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:04,288 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:22:04,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:04,288 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:04,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:04,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:04,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:04,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:04,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:22:04,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:04,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:04,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:07,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:07,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:07,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:07,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:09,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-28 17:22:09,301 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:22:09,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:22:09,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:09,303 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:09,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:09,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:22:09,304 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 57 [2020-10-28 17:22:09,304 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:09,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:09,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:09,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:09,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:22:09,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:22:09,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-28 17:22:09,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:09,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:09,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:09,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:09,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:22:09,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 17:22:09,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:09,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:09,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:09,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:09,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:09,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:09,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:09,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:09,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:09,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:22:09,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:22:09,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:09,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:09,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:09,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:09,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:09,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:09,444 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:09,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:09,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:09,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:09,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:09,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:22:09,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:09,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:09,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:22:09,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:22:09,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-28 17:22:09,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:09,512 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:22:09,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:09,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:22:09,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:09,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:09,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:09,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,548 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:09,548 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:09,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:09,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:22:09,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:09,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:09,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:22:09,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:09,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:22:09,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:09,568 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:22:09,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:09,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:09,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:09,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:09,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:22:09,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:09,574 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:09,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:09,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:09,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:22:09,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:09,584 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 20 proven. 8 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2020-10-28 17:22:09,584 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [796315693] [2020-10-28 17:22:09,586 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:22:09,586 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:22:09,586 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [521218695] [2020-10-28 17:22:09,587 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:22:09,588 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:22:09,588 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:22:09,589 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:22:09,589 INFO L87 Difference]: Start difference. First operand 57 states and 81 transitions. Second operand 9 states. [2020-10-28 17:22:10,206 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:22:10,206 INFO L93 Difference]: Finished difference Result 98 states and 158 transitions. [2020-10-28 17:22:10,211 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:22:10,211 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-28 17:22:10,212 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:22:10,214 INFO L225 Difference]: With dead ends: 98 [2020-10-28 17:22:10,215 INFO L226 Difference]: Without dead ends: 93 [2020-10-28 17:22:10,216 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 [2020-10-28 17:22:10,216 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-10-28 17:22:10,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 87. [2020-10-28 17:22:10,242 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 87 states. [2020-10-28 17:22:10,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 141 transitions. [2020-10-28 17:22:10,245 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 141 transitions. Word has length 54 [2020-10-28 17:22:10,246 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:22:10,246 INFO L481 AbstractCegarLoop]: Abstraction has 87 states and 141 transitions. [2020-10-28 17:22:10,246 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:22:10,246 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 141 transitions. [2020-10-28 17:22:10,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-28 17:22:10,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:22:10,255 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:22:10,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 17:22:10,255 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:22:10,257 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:22:10,257 INFO L82 PathProgramCache]: Analyzing trace with hash 501472485, now seen corresponding path program 1 times [2020-10-28 17:22:10,257 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:22:10,257 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1529580411] [2020-10-28 17:22:10,257 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:22:10,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:10,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:10,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:11,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:15,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-28 17:22:15,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 17:22:15,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:22:15,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:15,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:15,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:15,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:22:15,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 53 [2020-10-28 17:22:15,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:22:15,340 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:22:15,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:15,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:15,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:22:15,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:15,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 17:22:15,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:15,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:15,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:15,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:15,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:15,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:15,361 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:22:15,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:15,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:15,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:17,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:17,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:17,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:18,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:20,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-28 17:22:20,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-28 17:22:20,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-28 17:22:20,371 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:20,371 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:22:20,371 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-28 17:22:20,371 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:20,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:20,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:20,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:22:20,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:20,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 17:22:20,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:20,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:20,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:20,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:20,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:22:20,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:20,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:20,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:20,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:20,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:20,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:20,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:22:20,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:20,416 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:20,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:20,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:20,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:20,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:20,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:22:20,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:20,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:20,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:20,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:20,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:20,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:20,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:20,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:20,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:20,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:20,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:20,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:22:20,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:20,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:20,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:22:20,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:22:20,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-28 17:22:20,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:20,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:20,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:22:20,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:20,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:22:20,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:20,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:20,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:20,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:20,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:20,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:20,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:22:20,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:20,540 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:20,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:20,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:20,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:22:20,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:20,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:22:20,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:20,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:20,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:20,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:20,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:20,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:22:20,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:20,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:20,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:22:20,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:20,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:22:20,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:20,574 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2020-10-28 17:22:20,574 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1529580411] [2020-10-28 17:22:20,575 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:22:20,575 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:22:20,575 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [90342923] [2020-10-28 17:22:20,576 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:22:20,576 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:22:20,577 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:22:20,577 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:22:20,577 INFO L87 Difference]: Start difference. First operand 87 states and 141 transitions. Second operand 9 states. [2020-10-28 17:22:21,128 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:22:21,128 INFO L93 Difference]: Finished difference Result 113 states and 197 transitions. [2020-10-28 17:22:21,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:22:21,131 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-10-28 17:22:21,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:22:21,135 INFO L225 Difference]: With dead ends: 113 [2020-10-28 17:22:21,136 INFO L226 Difference]: Without dead ends: 108 [2020-10-28 17:22:21,139 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=187, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:22:21,140 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-28 17:22:21,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 94. [2020-10-28 17:22:21,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-10-28 17:22:21,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 158 transitions. [2020-10-28 17:22:21,193 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 158 transitions. Word has length 56 [2020-10-28 17:22:21,194 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:22:21,194 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 158 transitions. [2020-10-28 17:22:21,197 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:22:21,197 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 158 transitions. [2020-10-28 17:22:21,205 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-10-28 17:22:21,205 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:22:21,207 INFO L422 BasicCegarLoop]: trace histogram [5, 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] [2020-10-28 17:22:21,207 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-28 17:22:21,208 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:22:21,208 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:22:21,208 INFO L82 PathProgramCache]: Analyzing trace with hash -58455699, now seen corresponding path program 1 times [2020-10-28 17:22:21,208 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:22:21,209 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [366245759] [2020-10-28 17:22:21,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:22:21,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:21,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:21,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:21,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:21,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:21,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:22,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:24,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:26,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:22:26,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:22:26,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:22:26,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:26,228 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:22:26,228 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 55 [2020-10-28 17:22:26,228 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:26,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:22:26,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:26,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:26,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:22:26,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:26,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:22:26,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:26,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:26,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:26,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:26,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:26,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:26,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:22:26,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:26,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:26,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:27,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:27,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:27,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:27,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:27,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:31,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 64 [2020-10-28 17:22:31,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:22:31,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:22:31,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:31,292 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:31,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:31,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:22:31,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-28 17:22:31,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:31,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:31,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:31,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:31,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:22:31,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:22:31,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 17:22:31,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:31,357 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:31,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:31,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:31,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:22:31,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:31,359 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:31,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:31,361 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:31,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:31,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:22:31,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:31,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:31,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:31,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:31,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:22:31,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:31,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:31,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:31,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:31,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:31,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:31,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 17:22:31,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:31,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:31,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:22:31,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:22:31,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-28 17:22:31,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:31,435 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:31,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:22:31,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:31,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:22:31,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:31,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:31,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:31,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:31,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:31,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:31,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:22:31,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:31,478 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:31,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:22:31,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:31,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:22:31,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:31,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:22:31,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:31,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:31,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:31,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:31,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:31,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:22:31,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:31,496 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:31,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:22:31,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:31,505 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 22 proven. 12 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-10-28 17:22:31,506 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [366245759] [2020-10-28 17:22:31,506 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:22:31,506 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:22:31,506 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [353612806] [2020-10-28 17:22:31,507 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:22:31,507 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:22:31,507 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:22:31,508 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:22:31,508 INFO L87 Difference]: Start difference. First operand 94 states and 158 transitions. Second operand 9 states. [2020-10-28 17:22:32,048 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:22:32,049 INFO L93 Difference]: Finished difference Result 142 states and 286 transitions. [2020-10-28 17:22:32,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:22:32,049 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 58 [2020-10-28 17:22:32,050 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:22:32,055 INFO L225 Difference]: With dead ends: 142 [2020-10-28 17:22:32,058 INFO L226 Difference]: Without dead ends: 137 [2020-10-28 17:22:32,059 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:22:32,060 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 137 states. [2020-10-28 17:22:32,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 137 to 102. [2020-10-28 17:22:32,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 102 states. [2020-10-28 17:22:32,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 102 states and 185 transitions. [2020-10-28 17:22:32,113 INFO L78 Accepts]: Start accepts. Automaton has 102 states and 185 transitions. Word has length 58 [2020-10-28 17:22:32,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:22:32,115 INFO L481 AbstractCegarLoop]: Abstraction has 102 states and 185 transitions. [2020-10-28 17:22:32,115 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:22:32,115 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 185 transitions. [2020-10-28 17:22:32,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-28 17:22:32,120 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:22:32,120 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 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] [2020-10-28 17:22:32,121 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-28 17:22:32,128 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:22:32,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:22:32,129 INFO L82 PathProgramCache]: Analyzing trace with hash 252533325, now seen corresponding path program 1 times [2020-10-28 17:22:32,129 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:22:32,129 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [795156999] [2020-10-28 17:22:32,129 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:22:32,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:32,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:32,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:33,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:33,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:37,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-28 17:22:37,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:22:37,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:22:37,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:37,153 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:37,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:37,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:22:37,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 44 [2020-10-28 17:22:37,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:37,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:22:37,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:37,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:37,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:22:37,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:37,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:22:37,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:37,198 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:37,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:37,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:37,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:37,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:37,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:22:37,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:37,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:37,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:38,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:38,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:42,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-28 17:22:42,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-28 17:22:42,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-28 17:22:42,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:42,218 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:42,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:42,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-28 17:22:42,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-28 17:22:42,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:42,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:42,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:42,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:42,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:22:42,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:22:42,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 475 [2020-10-28 17:22:42,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:42,709 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:42,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:42,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:42,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:42,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:42,717 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:42,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:42,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:42,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:22:42,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:22:42,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:22:42,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:42,735 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:42,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:42,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:42,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:42,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:42,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:42,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:42,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:42,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:42,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:42,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:42,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:42,741 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:42,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:42,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:42,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:42,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:42,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:22:42,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:42,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,745 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:42,745 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:42,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:42,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:42,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:42,746 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:42,746 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:42,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:42,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:22:42,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:42,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:42,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:42,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:42,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:42,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:42,751 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:42,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:42,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:42,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:22:42,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:42,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:42,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:43,001 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:43,001 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:22:43,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:22:43,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 229 [2020-10-28 17:22:43,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:43,002 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:43,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:22:43,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:22:43,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:43,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:43,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:43,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:43,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:43,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:43,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:22:43,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:22:43,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 17:22:43,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:43,045 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:43,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:22:43,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:43,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:22:43,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:22:43,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:43,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:43,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:43,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:43,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:43,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:43,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:22:43,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:43,073 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:43,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:22:43,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:43,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:22:43,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:43,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:22:43,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:43,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:43,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:43,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:43,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:43,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:22:43,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:43,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:43,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:43,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:43,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:22:43,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:43,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:22:43,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:43,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:43,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:43,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:43,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:43,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:22:43,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:22:43,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:43,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:22:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:22:43,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:22:43,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:43,170 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 60 proven. 7 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2020-10-28 17:22:43,170 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [795156999] [2020-10-28 17:22:43,171 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:22:43,171 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 17:22:43,171 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001685216] [2020-10-28 17:22:43,171 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 17:22:43,172 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:22:43,172 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 17:22:43,172 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=91, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:22:43,173 INFO L87 Difference]: Start difference. First operand 102 states and 185 transitions. Second operand 11 states. [2020-10-28 17:22:44,072 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:22:44,072 INFO L93 Difference]: Finished difference Result 193 states and 369 transitions. [2020-10-28 17:22:44,073 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 17:22:44,073 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 82 [2020-10-28 17:22:44,074 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:22:44,075 INFO L225 Difference]: With dead ends: 193 [2020-10-28 17:22:44,075 INFO L226 Difference]: Without dead ends: 94 [2020-10-28 17:22:44,081 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 50 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=87, Invalid=375, Unknown=0, NotChecked=0, Total=462 [2020-10-28 17:22:44,081 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-10-28 17:22:44,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 76. [2020-10-28 17:22:44,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 76 states. [2020-10-28 17:22:44,096 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 76 states and 116 transitions. [2020-10-28 17:22:44,096 INFO L78 Accepts]: Start accepts. Automaton has 76 states and 116 transitions. Word has length 82 [2020-10-28 17:22:44,096 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:22:44,097 INFO L481 AbstractCegarLoop]: Abstraction has 76 states and 116 transitions. [2020-10-28 17:22:44,097 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 17:22:44,097 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 116 transitions. [2020-10-28 17:22:44,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2020-10-28 17:22:44,098 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:22:44,098 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 5, 5, 5, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:22:44,099 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-28 17:22:44,099 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:22:44,099 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:22:44,099 INFO L82 PathProgramCache]: Analyzing trace with hash 1562902855, now seen corresponding path program 1 times [2020-10-28 17:22:44,099 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:22:44,100 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1979405206] [2020-10-28 17:22:44,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:22:44,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:44,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:44,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:45,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:45,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:45,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:45,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:45,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,121 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:49,121 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 69 [2020-10-28 17:22:49,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:49,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:22:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:49,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:49,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:22:49,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:49,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:22:49,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:49,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:49,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:49,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:49,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:49,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:49,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:22:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:49,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:49,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:50,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:51,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:22:54,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-28 17:22:54,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-28 17:22:54,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,184 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:22:54,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:22:54,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 17:22:54,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:54,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 308 [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:22:54,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:54,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:22:54,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:22:54,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,554 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:54,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:22:54,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:54,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:54,559 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,559 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:54,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,560 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:54,560 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,561 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:22:54,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:54,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:54,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:54,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:22:54,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:54,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:22:54,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,575 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:22:54,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:22:54,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:22:54,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:22:54,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 17:22:54,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,611 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:22:54,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:22:54,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:22:54,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:22:54,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,621 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:54,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:54,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:22:54,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:54,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:54,627 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,627 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:54,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:22:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:22:54,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:54,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:54,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:54,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:22:54,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:54,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:54,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:22:54,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:22:54,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:22:54,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:22:54,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:22:54,637 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:22:54,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:22:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:22:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:22:54,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:22:54,651 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 18 proven. 38 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2020-10-28 17:22:54,652 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1979405206] [2020-10-28 17:22:54,652 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:22:54,652 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-28 17:22:54,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1160811698] [2020-10-28 17:22:54,653 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-28 17:22:54,653 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:22:54,654 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-28 17:22:54,654 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-10-28 17:22:54,654 INFO L87 Difference]: Start difference. First operand 76 states and 116 transitions. Second operand 9 states. [2020-10-28 17:22:55,161 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:22:55,161 INFO L93 Difference]: Finished difference Result 104 states and 167 transitions. [2020-10-28 17:22:55,162 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:22:55,162 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 84 [2020-10-28 17:22:55,163 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:22:55,165 INFO L225 Difference]: With dead ends: 104 [2020-10-28 17:22:55,166 INFO L226 Difference]: Without dead ends: 99 [2020-10-28 17:22:55,167 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 37 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=48, Invalid=162, Unknown=0, NotChecked=0, Total=210 [2020-10-28 17:22:55,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 99 states. [2020-10-28 17:22:55,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 99 to 86. [2020-10-28 17:22:55,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 86 states. [2020-10-28 17:22:55,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 137 transitions. [2020-10-28 17:22:55,201 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 137 transitions. Word has length 84 [2020-10-28 17:22:55,203 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:22:55,204 INFO L481 AbstractCegarLoop]: Abstraction has 86 states and 137 transitions. [2020-10-28 17:22:55,204 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-28 17:22:55,204 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 137 transitions. [2020-10-28 17:22:55,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-28 17:22:55,209 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:22:55,210 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:22:55,211 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-28 17:22:55,211 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:22:55,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:22:55,211 INFO L82 PathProgramCache]: Analyzing trace with hash -389553884, now seen corresponding path program 2 times [2020-10-28 17:22:55,212 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:22:55,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [691747887] [2020-10-28 17:22:55,213 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:22:55,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:22:55,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:55,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:57,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:57,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:57,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:57,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:22:58,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:00,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-28 17:23:00,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-28 17:23:00,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:23:00,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:00,245 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:00,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:00,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 17:23:00,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-28 17:23:00,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:00,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:23:00,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:00,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:00,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:00,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:23:00,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:00,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:00,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:01,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:01,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:01,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:01,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:03,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:03,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:03,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:04,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:04,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:04,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:04,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:04,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:05,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-28 17:23:05,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-28 17:23:05,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5009 [2020-10-28 17:23:05,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:05,308 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:05,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:23:05,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-28 17:23:05,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:05,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:05,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:05,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:05,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:06,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:06,960 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:23:06,960 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:23:06,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1638 [2020-10-28 17:23:06,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:06,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:23:06,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-28 17:23:06,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:06,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:06,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:06,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:06,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:06,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:23:07,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:23:07,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 105 [2020-10-28 17:23:07,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:07,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:23:07,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:07,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,189 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,189 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:07,189 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,189 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:23:07,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,190 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:07,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:23:07,190 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:23:07,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:07,205 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:23:07,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,205 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:23:07,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:23:07,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,236 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:23:07,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:23:07,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:23:07,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-28 17:23:07,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,269 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:23:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:23:07,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:23:07,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:07,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:07,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:07,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,339 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:23:07,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,341 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:23:07,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:07,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:07,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,345 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:07,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:23:07,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 49 [2020-10-28 17:23:07,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:23:07,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:23:07,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:07,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:23:07,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:07,364 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:07,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:07,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,376 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:07,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:07,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:07,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:07,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:07,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:23:07,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:07,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:07,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:07,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:07,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:23:07,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:07,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:07,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:07,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:07,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:07,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:07,389 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:07,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:07,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:07,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:07,413 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 33 proven. 58 refuted. 0 times theorem prover too weak. 105 trivial. 0 not checked. [2020-10-28 17:23:07,414 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [691747887] [2020-10-28 17:23:07,414 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:23:07,414 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:23:07,414 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [451246432] [2020-10-28 17:23:07,415 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:23:07,415 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:23:07,415 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:23:07,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:23:07,416 INFO L87 Difference]: Start difference. First operand 86 states and 137 transitions. Second operand 12 states. [2020-10-28 17:23:08,140 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:23:08,140 INFO L93 Difference]: Finished difference Result 174 states and 331 transitions. [2020-10-28 17:23:08,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:23:08,140 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 96 [2020-10-28 17:23:08,141 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:23:08,142 INFO L225 Difference]: With dead ends: 174 [2020-10-28 17:23:08,142 INFO L226 Difference]: Without dead ends: 97 [2020-10-28 17:23:08,144 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=88, Invalid=292, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:23:08,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 97 states. [2020-10-28 17:23:08,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 97 to 88. [2020-10-28 17:23:08,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 88 states. [2020-10-28 17:23:08,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 140 transitions. [2020-10-28 17:23:08,159 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 140 transitions. Word has length 96 [2020-10-28 17:23:08,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:23:08,160 INFO L481 AbstractCegarLoop]: Abstraction has 88 states and 140 transitions. [2020-10-28 17:23:08,160 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:23:08,160 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 140 transitions. [2020-10-28 17:23:08,161 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-28 17:23:08,162 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:23:08,162 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 7, 7, 5, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:23:08,162 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-28 17:23:08,162 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:23:08,163 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:23:08,163 INFO L82 PathProgramCache]: Analyzing trace with hash -856975470, now seen corresponding path program 1 times [2020-10-28 17:23:08,163 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:23:08,163 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [661938231] [2020-10-28 17:23:08,163 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:23:08,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:08,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,204 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,284 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:08,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,186 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:13,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-28 17:23:13,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-28 17:23:13,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:23:13,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:13,187 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:13,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:13,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-28 17:23:13,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:23:13,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:13,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:23:13,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:13,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:13,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:23:13,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:13,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:13,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:13,231 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:13,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:13,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:13,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:13,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:13,233 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:23:13,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:13,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:13,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:15,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:15,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:16,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:17,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:17,551 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:17,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:17,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:17,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:18,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:23:18,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 17:23:18,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:23:18,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:18,251 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:23:18,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:23:18,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:18,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:18,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:18,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:18,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:19,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:19,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:19,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:19,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:19,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:20,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:23:23,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-28 17:23:23,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:23:23,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:23,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:23:23,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 32 [2020-10-28 17:23:23,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:23,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:23:23,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:23:23,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 48 [2020-10-28 17:23:23,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:23:23,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-28 17:23:23,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:23,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:23:23,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:23:23,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:23,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:23,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,392 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:23,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:23:23,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 17:23:23,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 314 [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:23:23,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:23:23,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-28 17:23:23,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:23,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-28 17:23:23,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:23,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:23,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:23:23,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:23,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:23,804 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,804 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:23,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,805 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:23:23,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:23,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:23,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:23,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:23:23,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 17:23:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 46 [2020-10-28 17:23:23,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:23:23,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 106 [2020-10-28 17:23:23,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,928 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:23,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 43 [2020-10-28 17:23:23,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:23,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:23,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 30 [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:23,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:23,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:23,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:23,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:23,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:23,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:23:23,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,973 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,973 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:23,973 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,973 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:23,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:23,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,974 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:23,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:23,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 17:23:23,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:23,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:23,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:23,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:23,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:23,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:23,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:23,977 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:23,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:23,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:23,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:23,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:24,001 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 40 proven. 76 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2020-10-28 17:23:24,002 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [661938231] [2020-10-28 17:23:24,002 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:23:24,002 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:23:24,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2007081570] [2020-10-28 17:23:24,003 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:23:24,003 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:23:24,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:23:24,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:23:24,004 INFO L87 Difference]: Start difference. First operand 88 states and 140 transitions. Second operand 10 states. [2020-10-28 17:23:24,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:23:24,569 INFO L93 Difference]: Finished difference Result 197 states and 376 transitions. [2020-10-28 17:23:24,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-28 17:23:24,570 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 111 [2020-10-28 17:23:24,570 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:23:24,572 INFO L225 Difference]: With dead ends: 197 [2020-10-28 17:23:24,573 INFO L226 Difference]: Without dead ends: 111 [2020-10-28 17:23:24,575 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=184, Unknown=0, NotChecked=0, Total=240 [2020-10-28 17:23:24,575 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-10-28 17:23:24,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 91. [2020-10-28 17:23:24,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-28 17:23:24,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 146 transitions. [2020-10-28 17:23:24,599 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 146 transitions. Word has length 111 [2020-10-28 17:23:24,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:23:24,600 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 146 transitions. [2020-10-28 17:23:24,600 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:23:24,600 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 146 transitions. [2020-10-28 17:23:24,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-28 17:23:24,605 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:23:24,606 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 9, 9, 8, 7, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:23:24,606 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-28 17:23:24,606 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:23:24,607 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:23:24,607 INFO L82 PathProgramCache]: Analyzing trace with hash 718530613, now seen corresponding path program 2 times [2020-10-28 17:23:24,607 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:23:24,607 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [87905165] [2020-10-28 17:23:24,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:23:24,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:24,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,783 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:24,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:25,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:25,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:25,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:25,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:26,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:26,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:29,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 16 [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:23:29,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:29,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:23:29,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:29,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:29,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:23:29,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:29,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:29,682 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:29,682 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:29,682 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:29,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:29,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:29,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:29,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:23:29,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:29,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:29,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:30,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:30,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:31,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,715 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:34,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-28 17:23:34,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 15 [2020-10-28 17:23:34,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 17:23:34,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:34,715 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:34,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 17:23:34,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-28 17:23:34,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:34,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:34,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:34,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:34,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:35,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:35,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:35,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:35,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:35,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:35,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:36,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:36,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:36,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:36,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:36,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:23:39,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 17:23:39,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:23:39,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:39,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:39,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:39,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:39,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 177 [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 30 [2020-10-28 17:23:39,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:39,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:39,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:39,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:39,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:23:39,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:23:39,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 17:23:39,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:39,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:39,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:23:39,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:39,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:23:39,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:39,974 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:39,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:39,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:39,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:39,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:39,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:39,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:39,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:39,979 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:39,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:23:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:39,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:23:39,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:23:40,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,006 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:40,006 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,006 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:40,006 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,006 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:40,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,007 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:23:40,007 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:23:40,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:40,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:23:40,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,014 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:23:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:23:40,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:23:40,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 17:23:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 717 [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 60 [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:23:40,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:23:40,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:40,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:23:40,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:40,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,778 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:40,784 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,784 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:40,784 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,784 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,785 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:23:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:40,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:23:40,788 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,788 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:23:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:40,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:40,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,793 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:23:40,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:40,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:40,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,799 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2020-10-28 17:23:40,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:23:40,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:23:40,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,819 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:23:40,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:40,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:23:40,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:23:40,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:40,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:40,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:40,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:23:40,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:40,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:40,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:23:40,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:40,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:40,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:40,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:40,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:40,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:40,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:40,842 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:40,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:40,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:40,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:40,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:40,867 INFO L134 CoverageAnalysis]: Checked inductivity of 437 backedges. 54 proven. 110 refuted. 0 times theorem prover too weak. 273 trivial. 0 not checked. [2020-10-28 17:23:40,868 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [87905165] [2020-10-28 17:23:40,868 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:23:40,868 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-28 17:23:40,868 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [306282077] [2020-10-28 17:23:40,869 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 17:23:40,869 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:23:40,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 17:23:40,870 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-10-28 17:23:40,870 INFO L87 Difference]: Start difference. First operand 91 states and 146 transitions. Second operand 10 states. [2020-10-28 17:23:41,448 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:23:41,449 INFO L93 Difference]: Finished difference Result 193 states and 360 transitions. [2020-10-28 17:23:41,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-28 17:23:41,449 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 138 [2020-10-28 17:23:41,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:23:41,452 INFO L225 Difference]: With dead ends: 193 [2020-10-28 17:23:41,452 INFO L226 Difference]: Without dead ends: 111 [2020-10-28 17:23:41,455 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=209, Unknown=0, NotChecked=0, Total=272 [2020-10-28 17:23:41,455 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2020-10-28 17:23:41,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 98. [2020-10-28 17:23:41,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 98 states. [2020-10-28 17:23:41,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 98 states and 161 transitions. [2020-10-28 17:23:41,477 INFO L78 Accepts]: Start accepts. Automaton has 98 states and 161 transitions. Word has length 138 [2020-10-28 17:23:41,478 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:23:41,478 INFO L481 AbstractCegarLoop]: Abstraction has 98 states and 161 transitions. [2020-10-28 17:23:41,478 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 17:23:41,478 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 161 transitions. [2020-10-28 17:23:41,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-28 17:23:41,483 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:23:41,483 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 10, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:23:41,483 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-28 17:23:41,483 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:23:41,484 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:23:41,484 INFO L82 PathProgramCache]: Analyzing trace with hash -2114917955, now seen corresponding path program 3 times [2020-10-28 17:23:41,484 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:23:41,489 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1652271923] [2020-10-28 17:23:41,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:23:41,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:41,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:41,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:42,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:44,586 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:44,638 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:45,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:45,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:45,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:46,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-28 17:23:46,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-28 17:23:46,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 17:23:46,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:46,532 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-28 17:23:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 72 [2020-10-28 17:23:46,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 17:23:46,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:46,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:23:46,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:46,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:46,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:23:46,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:46,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:23:46,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:46,578 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:46,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:46,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:46,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:46,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:23:46,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:46,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:46,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:47,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:47,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:47,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:47,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:47,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:47,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:47,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:50,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:50,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:50,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:50,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:50,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:51,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:51,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 204 [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-28 17:23:51,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:51,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:51,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:51,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:51,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:51,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:51,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:51,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:51,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:51,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:52,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:52,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:52,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:52,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:52,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:53,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:56,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 151 [2020-10-28 17:23:56,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-28 17:23:56,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:23:56,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:56,642 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:56,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-28 17:23:56,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:23:56,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 111 [2020-10-28 17:23:56,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:56,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:56,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:56,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:56,684 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,117 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:57,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:23:57,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:23:57,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 456 [2020-10-28 17:23:57,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:57,119 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:57,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:23:57,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:57,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:23:57,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:23:57,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:57,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:57,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:57,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:23:57,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:57,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:23:57,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:57,158 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:57,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:23:57,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:57,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:23:57,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:23:57,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:23:57,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:57,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:57,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:57,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:57,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:57,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:57,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:57,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:23:57,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:23:57,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:57,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:57,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:23:57,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:57,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:23:57,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:57,170 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:57,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:23:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:57,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:23:57,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:23:57,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:23:57,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:57,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:23:57,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:23:57,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:23:57,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 17:23:57,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:23:57,196 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:23:57,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:23:57,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:23:57,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:23:57,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:23:57,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:23:57,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:23:57,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:57,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:58,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:23:58,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:01,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 95 [2020-10-28 17:24:02,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:02,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:02,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:24:02,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:24:02,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 530 [2020-10-28 17:24:02,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,807 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:24:02,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:24:02,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:02,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:02,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:02,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:24:02,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 17:24:02,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,872 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:24:02,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:24:02,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:02,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:02,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:02,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:02,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,903 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:02,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:02,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:02,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:02,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,908 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:02,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:24:02,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:02,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:24:02,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:02,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:02,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,915 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:02,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:02,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:24:02,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:24:02,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 17:24:02,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,938 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:02,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:24:02,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:02,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:02,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:02,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:24:02,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,949 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:02,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:02,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:02,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:02,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,957 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:02,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:02,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,958 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:02,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:02,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:02,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:02,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:02,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:02,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:02,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:02,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:24:02,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:02,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:02,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:02,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:02,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:02,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:02,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:02,969 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:02,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:02,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:03,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 119 [2020-10-28 17:24:03,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:03,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:03,018 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:03,018 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:24:03,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:03,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:24:03,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:03,019 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:03,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:03,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-28 17:24:03,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:03,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:03,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:03,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:03,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:03,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:03,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:03,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:03,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:03,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:03,028 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:03,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:03,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:03,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:03,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:03,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:03,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:03,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:03,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:03,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:03,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:03,035 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:03,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:03,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:03,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:03,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:03,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:03,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:03,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:03,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:03,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:03,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:03,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:03,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:03,041 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:03,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:03,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:03,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:03,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:03,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:24:03,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:03,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:03,046 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:03,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:03,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:03,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:03,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:03,048 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:03,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:03,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:03,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:03,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:24:03,112 INFO L134 CoverageAnalysis]: Checked inductivity of 665 backedges. 114 proven. 179 refuted. 0 times theorem prover too weak. 372 trivial. 0 not checked. [2020-10-28 17:24:03,112 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1652271923] [2020-10-28 17:24:03,113 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:24:03,113 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-28 17:24:03,113 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1052608453] [2020-10-28 17:24:03,114 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 17:24:03,114 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:24:03,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 17:24:03,115 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2020-10-28 17:24:03,115 INFO L87 Difference]: Start difference. First operand 98 states and 161 transitions. Second operand 13 states. [2020-10-28 17:24:04,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:24:04,363 INFO L93 Difference]: Finished difference Result 250 states and 510 transitions. [2020-10-28 17:24:04,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-28 17:24:04,364 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 166 [2020-10-28 17:24:04,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:24:04,367 INFO L225 Difference]: With dead ends: 250 [2020-10-28 17:24:04,367 INFO L226 Difference]: Without dead ends: 135 [2020-10-28 17:24:04,370 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=126, Invalid=524, Unknown=0, NotChecked=0, Total=650 [2020-10-28 17:24:04,371 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-10-28 17:24:04,384 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 114. [2020-10-28 17:24:04,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-10-28 17:24:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 184 transitions. [2020-10-28 17:24:04,387 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 184 transitions. Word has length 166 [2020-10-28 17:24:04,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:24:04,387 INFO L481 AbstractCegarLoop]: Abstraction has 114 states and 184 transitions. [2020-10-28 17:24:04,388 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 17:24:04,388 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 184 transitions. [2020-10-28 17:24:04,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-28 17:24:04,390 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:24:04,390 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] [2020-10-28 17:24:04,391 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-28 17:24:04,391 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:24:04,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:24:04,391 INFO L82 PathProgramCache]: Analyzing trace with hash 2083902716, now seen corresponding path program 4 times [2020-10-28 17:24:04,392 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:24:04,392 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1987436915] [2020-10-28 17:24:04,392 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:24:04,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:04,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:04,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:04,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:04,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:04,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:09,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:09,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-28 17:24:09,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:09,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:24:09,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:09,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:09,475 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:09,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:24:09,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:09,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:09,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:09,475 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:09,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:09,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:09,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:24:09,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:09,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:09,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:09,529 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:09,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:09,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:10,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:14,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:14,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-28 17:24:14,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:24:14,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-28 17:24:14,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:14,491 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:14,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:24:14,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:24:14,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-28 17:24:14,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:14,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:14,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:14,561 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:14,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:14,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:14,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:19,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:19,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-28 17:24:19,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:24:19,545 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:24:19,545 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:19,546 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 17:24:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:19,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-28 17:24:19,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:19,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:19,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:19,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:19,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:19,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:19,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 335 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:24:19,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:19,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:19,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:19,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:19,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:20,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:24:20,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 17:24:20,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,011 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:24:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,011 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:24:20,011 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:20,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:20,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:20,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:20,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:20,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:24:20,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:20,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:24:20,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:20,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:24:20,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:24:20,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:20,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:20,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:20,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:20,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:20,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:20,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:20,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-28 17:24:20,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:24:20,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:20,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:20,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:20,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:20,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:20,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:20,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:20,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,100 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:20,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:20,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:20,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:20,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:24:20,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:20,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:20,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:20,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:20,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:20,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:20,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:20,108 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:20,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:20,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:20,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:20,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:20,122 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 23 proven. 107 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2020-10-28 17:24:20,122 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1987436915] [2020-10-28 17:24:20,122 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:24:20,122 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 17:24:20,123 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [573664198] [2020-10-28 17:24:20,123 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 17:24:20,123 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:24:20,124 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 17:24:20,124 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-28 17:24:20,124 INFO L87 Difference]: Start difference. First operand 114 states and 184 transitions. Second operand 12 states. [2020-10-28 17:24:20,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:24:20,966 INFO L93 Difference]: Finished difference Result 165 states and 307 transitions. [2020-10-28 17:24:20,966 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:24:20,967 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 111 [2020-10-28 17:24:20,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:24:20,971 INFO L225 Difference]: With dead ends: 165 [2020-10-28 17:24:20,971 INFO L226 Difference]: Without dead ends: 160 [2020-10-28 17:24:20,973 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 42 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=79, Invalid=301, Unknown=0, NotChecked=0, Total=380 [2020-10-28 17:24:20,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-10-28 17:24:20,989 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 132. [2020-10-28 17:24:20,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 132 states. [2020-10-28 17:24:20,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 132 states and 228 transitions. [2020-10-28 17:24:20,992 INFO L78 Accepts]: Start accepts. Automaton has 132 states and 228 transitions. Word has length 111 [2020-10-28 17:24:20,992 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:24:20,992 INFO L481 AbstractCegarLoop]: Abstraction has 132 states and 228 transitions. [2020-10-28 17:24:20,992 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 17:24:20,992 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 228 transitions. [2020-10-28 17:24:20,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 166 [2020-10-28 17:24:20,996 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:24:20,996 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 11, 11, 9, 9, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 4, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:24:20,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-28 17:24:20,996 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:24:20,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:24:20,997 INFO L82 PathProgramCache]: Analyzing trace with hash -376057912, now seen corresponding path program 5 times [2020-10-28 17:24:20,997 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:24:20,997 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1013223830] [2020-10-28 17:24:20,997 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:24:21,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:21,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:21,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:22,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:22,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:22,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:22,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:22,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:22,395 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:24,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:26,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:24:26,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 18 [2020-10-28 17:24:26,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:24:26,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:26,034 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:24:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 31 [2020-10-28 17:24:26,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:24:26,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:26,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:24:26,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:26,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:26,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:24:26,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:26,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:24:26,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:26,082 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:26,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:26,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:26,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:26,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:26,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:24:26,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:26,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,134 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:26,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:27,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:27,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:27,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:27,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:27,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:27,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:28,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:28,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:28,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:29,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:29,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:29,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:30,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:30,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:30,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:30,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:30,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:30,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:31,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 203 [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 37 [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5031 [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:24:31,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:31,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:31,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:31,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:32,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:32,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:32,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:32,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:32,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:33,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:33,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:33,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:33,067 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:33,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:35,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:36,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-28 17:24:36,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 31 [2020-10-28 17:24:36,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 17:24:36,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:36,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:36,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:24:36,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-28 17:24:36,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:24:36,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:36,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:36,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:36,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:36,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 17:24:36,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:24:36,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 635 [2020-10-28 17:24:36,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:36,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:36,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-28 17:24:36,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:24:36,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 49 [2020-10-28 17:24:36,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:36,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:36,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:36,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:36,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:24:37,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:24:37,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 610 [2020-10-28 17:24:37,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,436 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:24:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:24:37,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:37,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:37,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:24:37,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 55 [2020-10-28 17:24:37,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,514 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:24:37,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:24:37,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:37,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:37,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:24:37,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 17:24:37,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,550 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:24:37,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:24:37,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:37,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:37,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:37,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:37,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:24:37,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:24:37,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:37,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:37,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:24:37,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,596 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:24:37,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:37,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:24:37,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:37,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:37,604 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:24:37,604 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,604 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:24:37,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:24:37,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:37,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:24:37,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,626 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,629 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-28 17:24:37,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 17:24:37,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 172 [2020-10-28 17:24:37,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:37,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 40 [2020-10-28 17:24:37,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:37,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:37,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:24:37,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:24:37,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 17:24:37,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:37,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:37,811 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:37,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:37,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:24:37,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:37,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-28 17:24:37,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:37,820 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:37,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:37,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:24:37,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:37,821 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:37,821 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:37,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:37,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 17:24:37,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:37,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:37,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,722 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:38,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:41,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:41,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 81 [2020-10-28 17:24:41,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:24:41,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3848 [2020-10-28 17:24:41,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:41,681 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:41,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:41,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:24:41,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:41,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:41,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:41,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:41,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:41,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:41,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:41,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:41,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:41,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 17:24:42,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:24:42,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 763 [2020-10-28 17:24:42,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,450 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:42,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:42,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:42,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:42,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:24:42,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:42,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:42,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:42,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:42,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:24:42,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:42,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:24:42,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:42,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:42,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,470 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:24:42,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:42,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:42,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:42,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:42,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,474 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:24:42,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:42,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,479 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:42,479 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:42,479 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:24:42,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,480 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 17:24:42,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:42,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:42,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:42,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:24:42,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:42,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:24:42,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:42,484 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:42,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:42,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:42,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:42,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:42,508 INFO L134 CoverageAnalysis]: Checked inductivity of 656 backedges. 74 proven. 187 refuted. 0 times theorem prover too weak. 395 trivial. 0 not checked. [2020-10-28 17:24:42,508 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1013223830] [2020-10-28 17:24:42,508 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:24:42,508 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 17:24:42,509 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747063283] [2020-10-28 17:24:42,509 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 17:24:42,510 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:24:42,510 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 17:24:42,510 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-10-28 17:24:42,510 INFO L87 Difference]: Start difference. First operand 132 states and 228 transitions. Second operand 11 states. [2020-10-28 17:24:43,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:24:43,228 INFO L93 Difference]: Finished difference Result 257 states and 505 transitions. [2020-10-28 17:24:43,229 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-28 17:24:43,229 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 165 [2020-10-28 17:24:43,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:24:43,232 INFO L225 Difference]: With dead ends: 257 [2020-10-28 17:24:43,232 INFO L226 Difference]: Without dead ends: 134 [2020-10-28 17:24:43,235 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=77, Invalid=265, Unknown=0, NotChecked=0, Total=342 [2020-10-28 17:24:43,236 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2020-10-28 17:24:43,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 131. [2020-10-28 17:24:43,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-10-28 17:24:43,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 218 transitions. [2020-10-28 17:24:43,254 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 218 transitions. Word has length 165 [2020-10-28 17:24:43,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:24:43,255 INFO L481 AbstractCegarLoop]: Abstraction has 131 states and 218 transitions. [2020-10-28 17:24:43,255 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 17:24:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 218 transitions. [2020-10-28 17:24:43,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 273 [2020-10-28 17:24:43,261 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:24:43,261 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 18, 18, 15, 14, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 9, 6, 6, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:24:43,261 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-28 17:24:43,261 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:24:43,262 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:24:43,262 INFO L82 PathProgramCache]: Analyzing trace with hash 1604008133, now seen corresponding path program 6 times [2020-10-28 17:24:43,262 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:24:43,262 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [416016119] [2020-10-28 17:24:43,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:24:43,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:43,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:43,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:43,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:43,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:43,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:43,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:43,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:44,089 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:44,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:44,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:44,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:44,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:45,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:45,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:45,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:46,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:46,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:47,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:47,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:47,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 358 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 157 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:24:48,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:48,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:24:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:48,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:48,378 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:24:48,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:24:48,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:24:48,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:48,379 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:24:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:24:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:24:48,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:48,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:24:48,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:48,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:48,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:49,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:49,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:51,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:51,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:51,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:51,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:52,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:52,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:52,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:52,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:52,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:52,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:53,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 342 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 23 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 115 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 31 [2020-10-28 17:24:53,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:53,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:53,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:53,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:53,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:53,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:53,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:53,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:53,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:53,571 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:54,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:54,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:54,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:54,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:54,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:54,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:54,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:55,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:55,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:55,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:24:58,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-28 17:24:58,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-28 17:24:58,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-28 17:24:58,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:24:58,463 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:24:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:24:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:24:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-28 17:24:58,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:24:58,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:24:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:24:58,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:58,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:24:59,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-28 17:25:03,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:03,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:03,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:03,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 285 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-28 17:25:03,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:03,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:03,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:03,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:03,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:03,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:25:03,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 17:25:03,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:03,854 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:03,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-28 17:25:03,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:03,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-28 17:25:03,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:03,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:03,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:03,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:03,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:25:03,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:03,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:03,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:03,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:03,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:03,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:03,921 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:03,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:03,921 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:03,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:25:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:25:03,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:03,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:25:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:03,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:25:03,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:03,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:25:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:03,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,945 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,965 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:03,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:04,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:25:04,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-28 17:25:04,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 631 [2020-10-28 17:25:04,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:04,564 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:04,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:25:04,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:25:04,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-28 17:25:04,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:04,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:04,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:04,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:04,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:04,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:04,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:25:04,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:04,603 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:04,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:25:04,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:04,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:25:04,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:04,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:04,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:04,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:04,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:04,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:04,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:04,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:04,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:04,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:04,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:04,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:04,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:04,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:04,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:04,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:04,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:04,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:04,609 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:04,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:04,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:04,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:04,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:04,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:25:04,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:04,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:04,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:04,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:25:04,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:25:04,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:04,617 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:04,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:04,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:04,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 17:25:04,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:04,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:25:04,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:04,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:04,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:05,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:08,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:25:08,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:25:08,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4149 [2020-10-28 17:25:08,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:08,810 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 17:25:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:25:08,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-28 17:25:08,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:08,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:08,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:08,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:08,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:08,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 17:25:08,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-28 17:25:08,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:08,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:08,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:25:08,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:08,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:25:08,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:08,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:08,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:08,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:08,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:08,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:08,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:08,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:08,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:08,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:08,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:08,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:25:08,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:08,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:08,960 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-28 17:25:08,961 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:09,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:09,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:09,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:09,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:09,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:09,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:09,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:09,049 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:09,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:25:09,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:09,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:25:09,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:09,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:25:09,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:09,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:09,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:09,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:09,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:25:09,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:09,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:09,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 17:25:09,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:09,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:25:09,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:09,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 17:25:09,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:09,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:09,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,319 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:10,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:11,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:11,355 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:11,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:11,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:12,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:14,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 167 [2020-10-28 17:25:14,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-28 17:25:14,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-28 17:25:14,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:14,103 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:14,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:14,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 164 [2020-10-28 17:25:14,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:14,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:14,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:14,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:14,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:15,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:16,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:16,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:16,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,114 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 98 [2020-10-28 17:25:19,114 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 20 [2020-10-28 17:25:19,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-28 17:25:19,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,115 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,118 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:25:19,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:25:19,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,125 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:19,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:25:19,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,132 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:19,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:19,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,136 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:19,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,138 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,139 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:25:19,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,141 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,142 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:25:19,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,148 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:19,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:19,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:25:19,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,155 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:19,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:19,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:19,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:19,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:19,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:19,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,164 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,165 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:25:19,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:19,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:19,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:19,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:19,169 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:19,169 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:19,169 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:19,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:19,173 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 78 [2020-10-28 17:25:19,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:19,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:19,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 61 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2751 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:21,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:21,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:21,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:21,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:21,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:21,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:21,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:25:21,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:21,934 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:21,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:21,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:21,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:21,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:21,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:21,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:21,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:21,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:21,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:21,939 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:21,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:21,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:21,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:21,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:21,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:21,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:21,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:21,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:21,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:21,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:21,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:21,943 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:21,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:21,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:21,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:21,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:21,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:25:21,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:21,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:21,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:21,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:21,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:21,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:21,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:21,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:21,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:21,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:21,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:25:21,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:21,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:21,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:21,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:21,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:21,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:21,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:21,967 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:21,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:21,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:21,968 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:21,968 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:22,064 INFO L134 CoverageAnalysis]: Checked inductivity of 1972 backedges. 168 proven. 568 refuted. 0 times theorem prover too weak. 1236 trivial. 0 not checked. [2020-10-28 17:25:22,065 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [416016119] [2020-10-28 17:25:22,065 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 17:25:22,065 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-28 17:25:22,065 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951872262] [2020-10-28 17:25:22,066 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-28 17:25:22,066 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 17:25:22,066 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-28 17:25:22,066 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=40, Invalid=266, Unknown=0, NotChecked=0, Total=306 [2020-10-28 17:25:22,067 INFO L87 Difference]: Start difference. First operand 131 states and 218 transitions. Second operand 18 states. [2020-10-28 17:25:23,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 17:25:23,859 INFO L93 Difference]: Finished difference Result 316 states and 618 transitions. [2020-10-28 17:25:23,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-28 17:25:23,860 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 272 [2020-10-28 17:25:23,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 17:25:23,864 INFO L225 Difference]: With dead ends: 316 [2020-10-28 17:25:23,864 INFO L226 Difference]: Without dead ends: 181 [2020-10-28 17:25:23,867 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 77 SyntacticMatches, 1 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 173 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=204, Invalid=986, Unknown=0, NotChecked=0, Total=1190 [2020-10-28 17:25:23,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 181 states. [2020-10-28 17:25:23,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 181 to 164. [2020-10-28 17:25:23,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 164 states. [2020-10-28 17:25:23,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 164 states and 269 transitions. [2020-10-28 17:25:23,893 INFO L78 Accepts]: Start accepts. Automaton has 164 states and 269 transitions. Word has length 272 [2020-10-28 17:25:23,894 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 17:25:23,894 INFO L481 AbstractCegarLoop]: Abstraction has 164 states and 269 transitions. [2020-10-28 17:25:23,894 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-28 17:25:23,894 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 269 transitions. [2020-10-28 17:25:23,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2020-10-28 17:25:23,899 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 17:25:23,900 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 12, 12, 9, 9, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 4, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 17:25:23,900 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-28 17:25:23,900 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 17:25:23,901 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 17:25:23,901 INFO L82 PathProgramCache]: Analyzing trace with hash 1593446773, now seen corresponding path program 7 times [2020-10-28 17:25:23,901 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 17:25:23,901 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [157746729] [2020-10-28 17:25:23,901 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 17:25:23,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:23,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:23,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:24,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:25,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:25,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:25,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:25,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:25,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:26,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:26,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:27,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:27,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:28,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:28,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:28,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:28,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 235 [2020-10-28 17:25:28,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-28 17:25:28,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-28 17:25:28,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:28,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:28,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:28,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 78 [2020-10-28 17:25:28,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:25:28,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:28,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 17:25:28,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:28,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:28,996 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:28,996 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 17:25:28,996 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:28,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 17:25:28,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:28,996 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:28,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:28,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:28,997 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:28,997 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:28,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 17:25:29,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:29,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:29,536 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:34,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 219 [2020-10-28 17:25:34,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-28 17:25:34,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5024 [2020-10-28 17:25:34,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:34,046 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:34,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:34,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 65 [2020-10-28 17:25:34,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:25:34,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:34,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:34,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:34,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,388 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,729 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:35,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:37,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:37,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:38,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:38,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:38,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:38,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:38,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 114 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 59 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:25:39,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:39,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:39,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:39,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:41,123 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:41,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:41,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 79 [2020-10-28 17:25:44,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-28 17:25:44,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-28 17:25:44,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,074 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:44,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 53 [2020-10-28 17:25:44,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:25:44,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:44,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-28 17:25:44,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,083 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 17:25:44,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,084 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:44,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,085 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:44,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:44,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:44,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,089 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:44,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:44,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,092 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:44,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:44,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:44,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:44,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,095 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-28 17:25:44,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:44,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 17:25:44,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 17:25:44,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:44,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 17:25:44,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 17:25:44,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-28 17:25:44,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:44,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-28 17:25:44,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-28 17:25:44,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 63 [2020-10-28 17:25:44,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 17:25:44,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-28 17:25:44,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,156 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-28 17:25:44,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-28 17:25:44,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 17:25:44,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:44,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:44,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 17:25:44,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 17:25:44,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,164 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 17:25:44,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 17:25:44,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 17:25:44,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-28 17:25:44,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: WIDESTAMONGSMALL [2020-10-28 17:25:44,165 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.6 [2020-10-28 17:25:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 17:25:44,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 17:25:44,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 17:25:44,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 17:25:44,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2020-10-28 17:25:44,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 17:25:44,178 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 17:25:44,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking...