/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLESTAMONGWIDE --traceabstraction.additional.smt.options tolerance=0.3 --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf language data_model -i ../../../trunk/examples/svcomp/recursive/Fibonacci05.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-29 12:00:15,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-29 12:00:15,213 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-29 12:00:15,281 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-29 12:00:15,282 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-29 12:00:15,283 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-29 12:00:15,285 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-29 12:00:15,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-29 12:00:15,289 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-29 12:00:15,291 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-29 12:00:15,292 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-29 12:00:15,293 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-29 12:00:15,294 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-29 12:00:15,297 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-29 12:00:15,299 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-29 12:00:15,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-29 12:00:15,303 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-29 12:00:15,310 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-29 12:00:15,316 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-29 12:00:15,324 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-29 12:00:15,326 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-29 12:00:15,330 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-29 12:00:15,333 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-29 12:00:15,334 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-29 12:00:15,342 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-29 12:00:15,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-29 12:00:15,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-29 12:00:15,347 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-29 12:00:15,347 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-29 12:00:15,349 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-29 12:00:15,349 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-29 12:00:15,350 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-29 12:00:15,351 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-29 12:00:15,352 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-29 12:00:15,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-29 12:00:15,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-29 12:00:15,355 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-29 12:00:15,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-29 12:00:15,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-29 12:00:15,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-29 12:00:15,359 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-29 12:00:15,360 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-10-29 12:00:15,415 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-29 12:00:15,416 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-29 12:00:15,421 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-29 12:00:15,421 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-29 12:00:15,421 INFO L138 SettingsManager]: * Use SBE=true [2020-10-29 12:00:15,422 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-29 12:00:15,422 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-29 12:00:15,422 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-29 12:00:15,422 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-29 12:00:15,422 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-29 12:00:15,424 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-29 12:00:15,424 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-29 12:00:15,424 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-29 12:00:15,424 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-29 12:00:15,425 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-29 12:00:15,425 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-29 12:00:15,425 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-29 12:00:15,425 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-29 12:00:15,425 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-29 12:00:15,426 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-29 12:00:15,426 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-29 12:00:15,426 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 12:00:15,426 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-29 12:00:15,426 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-29 12:00:15,427 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-29 12:00:15,427 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-29 12:00:15,427 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-29 12:00:15,427 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-29 12:00:15,427 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-29 12:00:15,428 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SMALLESTAMONGWIDE;tolerance=0.3;log-additional-information=true;unknown-allowed=true; [2020-10-29 12:00:15,879 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-29 12:00:15,921 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-29 12:00:15,925 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-29 12:00:15,926 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-29 12:00:15,927 INFO L275 PluginConnector]: CDTParser initialized [2020-10-29 12:00:15,929 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/recursive/Fibonacci05.c [2020-10-29 12:00:16,010 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/42439da28/39875e99220a48a6a8aad398984438bf/FLAG242bea07d [2020-10-29 12:00:16,573 INFO L306 CDTParser]: Found 1 translation units. [2020-10-29 12:00:16,573 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/recursive/Fibonacci05.c [2020-10-29 12:00:16,580 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/42439da28/39875e99220a48a6a8aad398984438bf/FLAG242bea07d [2020-10-29 12:00:16,933 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/42439da28/39875e99220a48a6a8aad398984438bf [2020-10-29 12:00:16,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-29 12:00:16,943 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-29 12:00:16,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-29 12:00:16,945 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-29 12:00:16,949 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-29 12:00:16,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:00:16" (1/1) ... [2020-10-29 12:00:16,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@604a61cb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:16, skipping insertion in model container [2020-10-29 12:00:16,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.10 12:00:16" (1/1) ... [2020-10-29 12:00:16,962 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-29 12:00:16,976 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-29 12:00:17,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 12:00:17,142 INFO L203 MainTranslator]: Completed pre-run [2020-10-29 12:00:17,160 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-29 12:00:17,178 INFO L208 MainTranslator]: Completed translation [2020-10-29 12:00:17,178 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17 WrapperNode [2020-10-29 12:00:17,179 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-29 12:00:17,180 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-29 12:00:17,180 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-29 12:00:17,180 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-29 12:00:17,195 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... [2020-10-29 12:00:17,195 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... [2020-10-29 12:00:17,203 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... [2020-10-29 12:00:17,203 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... [2020-10-29 12:00:17,209 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... [2020-10-29 12:00:17,211 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... [2020-10-29 12:00:17,213 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... [2020-10-29 12:00:17,215 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-29 12:00:17,216 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-29 12:00:17,216 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-29 12:00:17,216 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-29 12:00:17,217 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-29 12:00:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-29 12:00:17,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-29 12:00:17,303 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-29 12:00:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure fibonacci [2020-10-29 12:00:17,304 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-29 12:00:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-29 12:00:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-29 12:00:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-29 12:00:17,305 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-29 12:00:17,306 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-29 12:00:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure fibonacci [2020-10-29 12:00:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-29 12:00:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-29 12:00:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-29 12:00:17,307 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-29 12:00:17,308 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-29 12:00:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-29 12:00:17,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-29 12:00:17,869 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-29 12:00:17,870 INFO L298 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-29 12:00:17,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:00:17 BoogieIcfgContainer [2020-10-29 12:00:17,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-29 12:00:17,875 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-29 12:00:17,876 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-29 12:00:17,881 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-29 12:00:17,881 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.10 12:00:16" (1/3) ... [2020-10-29 12:00:17,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aeb1cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:00:17, skipping insertion in model container [2020-10-29 12:00:17,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.10 12:00:17" (2/3) ... [2020-10-29 12:00:17,884 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6aeb1cf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.10 12:00:17, skipping insertion in model container [2020-10-29 12:00:17,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.10 12:00:17" (3/3) ... [2020-10-29 12:00:17,886 INFO L111 eAbstractionObserver]: Analyzing ICFG Fibonacci05.c [2020-10-29 12:00:17,900 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-29 12:00:17,905 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-29 12:00:17,920 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-29 12:00:17,962 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-29 12:00:17,962 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-29 12:00:17,962 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-29 12:00:17,962 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-29 12:00:17,962 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-29 12:00:17,963 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-29 12:00:17,963 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-29 12:00:17,963 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-29 12:00:18,018 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states. [2020-10-29 12:00:18,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-10-29 12:00:18,025 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:18,026 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:18,027 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:18,036 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:18,036 INFO L82 PathProgramCache]: Analyzing trace with hash 2107265492, now seen corresponding path program 1 times [2020-10-29 12:00:18,047 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:18,048 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [186955794] [2020-10-29 12:00:18,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:18,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:18,579 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:18,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 25 [2020-10-29 12:00:18,580 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:18,580 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 323 [2020-10-29 12:00:18,584 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:18,584 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:00:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:00:18,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:00:18,585 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-29 12:00:18,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:18,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:18,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:18,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:18,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:18,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:18,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 12:00:18,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:18,816 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:18,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:18,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:18,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:18,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:18,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:18,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:18,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:18,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:18,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:18,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-29 12:00:18,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:18,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:18,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:00:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:18,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:00:18,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:18,899 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 12:00:18,900 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [186955794] [2020-10-29 12:00:18,902 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 12:00:18,903 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 12:00:18,904 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [682053229] [2020-10-29 12:00:18,909 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 12:00:18,909 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:00:18,923 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 12:00:18,924 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-29 12:00:18,926 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 6 states. [2020-10-29 12:00:19,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:00:19,220 INFO L93 Difference]: Finished difference Result 41 states and 48 transitions. [2020-10-29 12:00:19,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 12:00:19,222 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 15 [2020-10-29 12:00:19,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:00:19,232 INFO L225 Difference]: With dead ends: 41 [2020-10-29 12:00:19,233 INFO L226 Difference]: Without dead ends: 23 [2020-10-29 12:00:19,237 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:00:19,259 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23 states. [2020-10-29 12:00:19,303 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23 to 23. [2020-10-29 12:00:19,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-29 12:00:19,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-29 12:00:19,311 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 15 [2020-10-29 12:00:19,312 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:00:19,312 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-29 12:00:19,313 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 12:00:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-29 12:00:19,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2020-10-29 12:00:19,317 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:19,317 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:19,317 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-29 12:00:19,318 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:19,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:19,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1001048603, now seen corresponding path program 1 times [2020-10-29 12:00:19,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:19,320 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2138470724] [2020-10-29 12:00:19,320 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:19,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:19,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:19,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:19,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:00:19,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:19,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 158 [2020-10-29 12:00:19,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:19,509 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:19,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:00:19,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:00:19,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-29 12:00:19,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 12:00:19,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:19,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:19,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:19,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:19,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:19,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 12:00:19,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:19,632 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:19,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:19,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:19,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:19,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:19,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:19,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:19,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:19,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:19,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:00:19,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:19,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 12:00:19,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:19,683 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:19,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-29 12:00:19,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:19,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:00:19,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:19,705 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-29 12:00:19,708 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2138470724] [2020-10-29 12:00:19,708 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-29 12:00:19,709 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-29 12:00:19,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2062713196] [2020-10-29 12:00:19,710 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-29 12:00:19,711 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:00:19,712 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-29 12:00:19,712 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-10-29 12:00:19,713 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 6 states. [2020-10-29 12:00:19,936 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:00:19,936 INFO L93 Difference]: Finished difference Result 30 states and 35 transitions. [2020-10-29 12:00:19,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-29 12:00:19,937 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 16 [2020-10-29 12:00:19,938 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:00:19,939 INFO L225 Difference]: With dead ends: 30 [2020-10-29 12:00:19,939 INFO L226 Difference]: Without dead ends: 25 [2020-10-29 12:00:19,940 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:00:19,941 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 25 states. [2020-10-29 12:00:19,948 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 25 to 23. [2020-10-29 12:00:19,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 23 states. [2020-10-29 12:00:19,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 23 states to 23 states and 27 transitions. [2020-10-29 12:00:19,950 INFO L78 Accepts]: Start accepts. Automaton has 23 states and 27 transitions. Word has length 16 [2020-10-29 12:00:19,950 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:00:19,950 INFO L481 AbstractCegarLoop]: Abstraction has 23 states and 27 transitions. [2020-10-29 12:00:19,950 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-29 12:00:19,950 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 27 transitions. [2020-10-29 12:00:19,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-10-29 12:00:19,952 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:19,952 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:19,952 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-29 12:00:19,953 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:19,953 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:19,953 INFO L82 PathProgramCache]: Analyzing trace with hash -768223736, now seen corresponding path program 1 times [2020-10-29 12:00:19,953 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:19,954 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1132917665] [2020-10-29 12:00:19,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:19,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:19,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:19,996 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:20,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:20,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:20,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-29 12:00:20,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:00:20,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 805 [2020-10-29 12:00:20,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:20,777 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:00:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:00:20,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:00:20,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 12:00:20,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:20,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:20,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:20,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:20,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:20,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:20,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 12:00:20,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:20,851 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:20,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:20,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:20,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:20,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:20,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:20,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:20,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:20,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:20,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:20,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:20,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:00:20,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:00:20,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-29 12:00:20,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:20,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:20,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:00:20,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:20,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:00:20,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:21,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:21,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:21,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:21,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:21,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:21,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:00:21,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:21,016 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:21,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:00:21,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:21,017 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:00:21,017 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:21,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:00:21,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:21,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:21,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:21,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:21,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 12:00:21,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:21,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:21,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:00:21,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:21,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:00:21,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:21,056 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 3 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-10-29 12:00:21,056 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1132917665] [2020-10-29 12:00:21,056 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:00:21,057 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-29 12:00:21,057 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1140069164] [2020-10-29 12:00:21,057 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-29 12:00:21,058 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:00:21,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-29 12:00:21,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2020-10-29 12:00:21,059 INFO L87 Difference]: Start difference. First operand 23 states and 27 transitions. Second operand 7 states. [2020-10-29 12:00:21,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:00:21,332 INFO L93 Difference]: Finished difference Result 35 states and 45 transitions. [2020-10-29 12:00:21,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-29 12:00:21,332 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 28 [2020-10-29 12:00:21,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:00:21,334 INFO L225 Difference]: With dead ends: 35 [2020-10-29 12:00:21,334 INFO L226 Difference]: Without dead ends: 30 [2020-10-29 12:00:21,335 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2020-10-29 12:00:21,336 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-29 12:00:21,344 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 28. [2020-10-29 12:00:21,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-10-29 12:00:21,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 36 transitions. [2020-10-29 12:00:21,346 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 36 transitions. Word has length 28 [2020-10-29 12:00:21,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:00:21,346 INFO L481 AbstractCegarLoop]: Abstraction has 28 states and 36 transitions. [2020-10-29 12:00:21,346 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-29 12:00:21,346 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 36 transitions. [2020-10-29 12:00:21,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2020-10-29 12:00:21,348 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:21,348 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:21,349 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-29 12:00:21,349 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:21,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:21,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1325220322, now seen corresponding path program 1 times [2020-10-29 12:00:21,350 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:21,350 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1068589807] [2020-10-29 12:00:21,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:21,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:21,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:21,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:00:21,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:00:21,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 462 [2020-10-29 12:00:21,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:21,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:21,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:00:21,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:00:21,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-29 12:00:21,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:21,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:21,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:21,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:21,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:21,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:21,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:00:21,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:21,874 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:21,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:21,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:21,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:21,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:21,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:21,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:21,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:21,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:22,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-29 12:00:22,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-29 12:00:22,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 175 [2020-10-29 12:00:22,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:22,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:00:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 26 [2020-10-29 12:00:22,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:22,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:22,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:22,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:22,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:00:22,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:22,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:00:22,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:22,092 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:00:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:22,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:00:22,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:22,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:00:22,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:22,116 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:22,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:00:22,121 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:22,121 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:00:22,121 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:22,121 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:22,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:00:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:22,122 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:00:22,122 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:22,126 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 2 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-10-29 12:00:22,127 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1068589807] [2020-10-29 12:00:22,127 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:00:22,127 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:00:22,128 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463464125] [2020-10-29 12:00:22,128 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:00:22,128 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:00:22,129 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:00:22,129 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:00:22,130 INFO L87 Difference]: Start difference. First operand 28 states and 36 transitions. Second operand 8 states. [2020-10-29 12:00:22,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:00:22,472 INFO L93 Difference]: Finished difference Result 55 states and 79 transitions. [2020-10-29 12:00:22,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:00:22,472 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2020-10-29 12:00:22,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:00:22,475 INFO L225 Difference]: With dead ends: 55 [2020-10-29 12:00:22,475 INFO L226 Difference]: Without dead ends: 50 [2020-10-29 12:00:22,476 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:00:22,476 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-10-29 12:00:22,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 42. [2020-10-29 12:00:22,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-10-29 12:00:22,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 61 transitions. [2020-10-29 12:00:22,490 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 61 transitions. Word has length 30 [2020-10-29 12:00:22,490 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:00:22,491 INFO L481 AbstractCegarLoop]: Abstraction has 42 states and 61 transitions. [2020-10-29 12:00:22,491 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:00:22,491 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 61 transitions. [2020-10-29 12:00:22,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2020-10-29 12:00:22,493 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:22,493 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:22,494 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-29 12:00:22,494 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:22,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:22,494 INFO L82 PathProgramCache]: Analyzing trace with hash -38740789, now seen corresponding path program 1 times [2020-10-29 12:00:22,495 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:22,495 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [521115611] [2020-10-29 12:00:22,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:22,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:22,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:22,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:24,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:26,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 12:00:26,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:00:26,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3620 [2020-10-29 12:00:26,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:26,129 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:26,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:00:26,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:00:26,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:00:26,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:26,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:26,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:26,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:26,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:26,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:26,173 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:00:26,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:26,174 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:26,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:26,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:26,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:26,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:26,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:26,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:28,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:28,690 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:00:28,690 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:00:28,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2507 [2020-10-29 12:00:28,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:28,691 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:28,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:00:28,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:28,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:00:28,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:28,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:28,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:28,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:28,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:28,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:28,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:28,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:00:28,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:00:28,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 79 [2020-10-29 12:00:28,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:28,831 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:28,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:00:28,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:28,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:00:28,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:28,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:28,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:28,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:28,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:28,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:28,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:28,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:00:28,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:28,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:28,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:28,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:28,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:28,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:28,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:00:28,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:28,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:28,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:28,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:28,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:28,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:00:28,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:28,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:28,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:28,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:28,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:28,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:28,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:00:28,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:28,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:28,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:28,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:00:28,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:28,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-29 12:00:28,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:28,863 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:28,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:00:28,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:28,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:00:28,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:28,899 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2020-10-29 12:00:28,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [521115611] [2020-10-29 12:00:28,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:00:28,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:00:28,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [954583199] [2020-10-29 12:00:28,902 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:00:28,902 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:00:28,903 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:00:28,904 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:00:28,904 INFO L87 Difference]: Start difference. First operand 42 states and 61 transitions. Second operand 8 states. [2020-10-29 12:00:29,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:00:29,259 INFO L93 Difference]: Finished difference Result 71 states and 119 transitions. [2020-10-29 12:00:29,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:00:29,260 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 42 [2020-10-29 12:00:29,260 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:00:29,264 INFO L225 Difference]: With dead ends: 71 [2020-10-29 12:00:29,264 INFO L226 Difference]: Without dead ends: 66 [2020-10-29 12:00:29,265 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 23 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=49, Invalid=107, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:00:29,266 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-10-29 12:00:29,286 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 37. [2020-10-29 12:00:29,287 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-29 12:00:29,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 49 transitions. [2020-10-29 12:00:29,293 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 49 transitions. Word has length 42 [2020-10-29 12:00:29,294 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:00:29,294 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 49 transitions. [2020-10-29 12:00:29,294 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:00:29,294 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2020-10-29 12:00:29,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-29 12:00:29,298 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:29,299 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 4, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:29,300 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-29 12:00:29,300 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:29,301 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:29,301 INFO L82 PathProgramCache]: Analyzing trace with hash 1200025150, now seen corresponding path program 2 times [2020-10-29 12:00:29,301 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:29,302 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [484330992] [2020-10-29 12:00:29,302 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:29,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:29,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:29,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:29,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:29,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:29,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:29,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:29,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:29,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:31,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:31,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:34,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-29 12:00:34,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:00:34,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5015 [2020-10-29 12:00:34,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:34,337 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:00:34,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:00:34,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 59 [2020-10-29 12:00:34,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-29 12:00:34,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:34,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:34,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:34,390 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:34,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:34,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:00:34,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:34,390 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:34,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:34,391 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:34,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:34,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:34,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:34,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:36,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:36,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:36,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:39,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 60 [2020-10-29 12:00:39,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 12:00:39,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 12:00:39,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:39,405 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:39,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:00:39,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:39,406 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 58 [2020-10-29 12:00:39,406 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:39,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:39,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:39,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:39,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:00:39,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:00:39,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-29 12:00:39,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:39,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:39,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:00:39,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:39,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:00:39,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:39,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:39,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:39,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,505 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:39,505 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:39,505 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:39,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:00:39,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:39,506 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:39,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:00:39,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:39,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:00:39,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:39,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:00:39,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:39,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:39,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:39,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:39,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:00:39,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:39,533 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:39,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:00:39,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:39,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:00:39,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:39,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:00:39,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:39,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:39,582 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:00:39,582 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:00:39,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-29 12:00:39,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:39,583 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:39,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:00:39,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:39,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:00:39,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:39,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:39,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:39,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:39,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:39,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:39,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:00:39,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:39,590 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:39,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:39,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:39,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:39,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:39,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:00:39,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:39,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:39,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:39,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:39,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:00:39,597 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:39,597 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:39,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:39,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:39,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:39,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:39,608 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 11 proven. 46 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-29 12:00:39,608 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [484330992] [2020-10-29 12:00:39,610 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:00:39,610 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 12:00:39,610 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2049899922] [2020-10-29 12:00:39,611 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 12:00:39,611 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:00:39,612 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 12:00:39,613 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:00:39,613 INFO L87 Difference]: Start difference. First operand 37 states and 49 transitions. Second operand 9 states. [2020-10-29 12:00:39,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:00:39,924 INFO L93 Difference]: Finished difference Result 74 states and 110 transitions. [2020-10-29 12:00:39,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:00:39,925 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-10-29 12:00:39,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:00:39,929 INFO L225 Difference]: With dead ends: 74 [2020-10-29 12:00:39,930 INFO L226 Difference]: Without dead ends: 44 [2020-10-29 12:00:39,932 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=58, Invalid=124, Unknown=0, NotChecked=0, Total=182 [2020-10-29 12:00:39,932 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2020-10-29 12:00:39,943 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 37. [2020-10-29 12:00:39,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-29 12:00:39,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 46 transitions. [2020-10-29 12:00:39,947 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 46 transitions. Word has length 54 [2020-10-29 12:00:39,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:00:39,948 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 46 transitions. [2020-10-29 12:00:39,948 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 12:00:39,948 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2020-10-29 12:00:39,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2020-10-29 12:00:39,954 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:39,954 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:39,954 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-29 12:00:39,954 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:39,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:39,955 INFO L82 PathProgramCache]: Analyzing trace with hash 1230620678, now seen corresponding path program 2 times [2020-10-29 12:00:39,955 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:39,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [11357151] [2020-10-29 12:00:39,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:39,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:39,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:39,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:40,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:44,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:44,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:44,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:44,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:44,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 78 [2020-10-29 12:00:44,970 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:00:44,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 12:00:44,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:44,971 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:44,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:00:44,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:00:44,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 12:00:44,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:45,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:45,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:45,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:45,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:45,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:45,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:45,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:00:45,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:45,025 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:45,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:45,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:45,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:45,026 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:45,029 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:45,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:45,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:45,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:45,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:45,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:45,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:45,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:45,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:46,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:46,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:46,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:46,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:47,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:47,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:50,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 62 [2020-10-29 12:00:50,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:00:50,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:00:50,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:50,038 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:50,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:00:50,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:50,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 60 [2020-10-29 12:00:50,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:50,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:50,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:50,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:50,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:00:50,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:00:50,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 78 [2020-10-29 12:00:50,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:50,149 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:50,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:00:50,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:50,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:00:50,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:50,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:50,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:50,188 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,206 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:50,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:00:50,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:50,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-29 12:00:50,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:50,209 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:00:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:50,209 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:00:50,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:50,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:00:50,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:50,234 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:50,236 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:50,236 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:50,236 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:00:50,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:50,237 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:50,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:00:50,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:50,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:00:50,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:50,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:00:50,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:50,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:50,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:00:50,256 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:50,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 12:00:50,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:50,257 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:50,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:00:50,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:50,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:00:50,258 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:50,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:00:50,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:50,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:50,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:00:50,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:50,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:00:50,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:50,274 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:50,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:50,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:50,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:50,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:50,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:00:50,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:50,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:50,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:00:50,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:50,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:00:50,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:50,282 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:50,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:50,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:50,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:50,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:00:50,293 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 13 proven. 51 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-29 12:00:50,294 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [11357151] [2020-10-29 12:00:50,294 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:00:50,294 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 12:00:50,295 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2041019779] [2020-10-29 12:00:50,296 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 12:00:50,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:00:50,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 12:00:50,298 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:00:50,298 INFO L87 Difference]: Start difference. First operand 37 states and 46 transitions. Second operand 9 states. [2020-10-29 12:00:50,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:00:50,694 INFO L93 Difference]: Finished difference Result 98 states and 147 transitions. [2020-10-29 12:00:50,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-29 12:00:50,695 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 56 [2020-10-29 12:00:50,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:00:50,701 INFO L225 Difference]: With dead ends: 98 [2020-10-29 12:00:50,701 INFO L226 Difference]: Without dead ends: 66 [2020-10-29 12:00:50,702 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 14 SyntacticMatches, 1 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=65, Invalid=145, Unknown=0, NotChecked=0, Total=210 [2020-10-29 12:00:50,703 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-10-29 12:00:50,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 58. [2020-10-29 12:00:50,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-10-29 12:00:50,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 84 transitions. [2020-10-29 12:00:50,727 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 84 transitions. Word has length 56 [2020-10-29 12:00:50,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:00:50,728 INFO L481 AbstractCegarLoop]: Abstraction has 58 states and 84 transitions. [2020-10-29 12:00:50,728 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 12:00:50,728 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2020-10-29 12:00:50,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2020-10-29 12:00:50,730 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:00:50,730 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 6, 5, 5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:00:50,730 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-29 12:00:50,730 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:00:50,731 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:00:50,731 INFO L82 PathProgramCache]: Analyzing trace with hash -41372960, now seen corresponding path program 3 times [2020-10-29 12:00:50,731 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:00:50,731 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1278505164] [2020-10-29 12:00:50,732 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:00:50,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:50,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,790 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:50,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:51,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:51,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:51,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:51,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:52,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:54,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:54,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:54,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:55,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 110 [2020-10-29 12:00:55,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-29 12:00:55,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:00:55,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:55,762 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:00:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 12:00:55,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 12:00:55,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:55,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:00:55,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:55,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:00:55,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:00:55,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:00:55,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:00:55,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:00:55,803 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:00:55,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:00:55,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:00:55,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:00:55,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:00:55,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:00:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:00:55,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:55,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:56,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:57,003 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:57,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:57,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:57,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:59,164 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:59,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:59,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:59,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:59,255 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:59,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:00:59,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:00,386 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:00,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:00,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-29 12:01:00,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 28 [2020-10-29 12:01:00,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 12:01:00,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:00,824 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:00,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:01:00,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:01:00,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-29 12:01:00,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:00,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:00,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:00,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:00,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:00,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:00,969 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:00,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:01,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 12:01:01,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 12:01:01,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 344 [2020-10-29 12:01:01,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:01,181 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:01:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:01,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-29 12:01:01,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:01,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:01,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:01,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:01,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:01:01,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:01:01,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-29 12:01:01,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:01,244 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:01,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:01,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:01,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:01:01,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:01,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:01,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:01,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:01,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:01,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:01,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:01,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:01,254 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:01,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:01,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:01,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:01,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:01:01,257 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:01:01,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:01,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:01,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:01,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:01,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:01:01,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:01,263 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:01,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:01:01,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:01:01,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:01,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:01,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:01,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:01,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 12:01:01,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:01,294 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:01:01,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:01,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:01:01,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-29 12:01:01,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2020-10-29 12:01:01,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:01,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:01,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:01,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 43 [2020-10-29 12:01:01,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 12:01:01,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 571 [2020-10-29 12:01:01,984 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:01,984 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:01,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:01:01,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:01:01,984 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 40 [2020-10-29 12:01:01,984 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:02,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:02,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:02,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:02,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 26 [2020-10-29 12:01:02,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:01:02,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 28 [2020-10-29 12:01:02,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:02,052 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:02,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:02,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:02,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 23 [2020-10-29 12:01:02,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:02,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:02,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:02,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:02,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:02,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:02,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:02,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:02,059 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:02,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:02,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:02,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:02,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:02,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-29 12:01:02,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:02,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:02,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:02,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:02,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:02,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:02,065 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:02,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:02,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:02,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:02,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:02,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-29 12:01:02,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:02,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:02,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:02,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:02,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:01:02,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:02,072 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:02,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:02,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:02,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:01:02,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:02,089 INFO L134 CoverageAnalysis]: Checked inductivity of 270 backedges. 79 proven. 56 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2020-10-29 12:01:02,090 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1278505164] [2020-10-29 12:01:02,090 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:01:02,090 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-29 12:01:02,091 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1510580379] [2020-10-29 12:01:02,091 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-29 12:01:02,091 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:01:02,092 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-29 12:01:02,092 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-29 12:01:02,092 INFO L87 Difference]: Start difference. First operand 58 states and 84 transitions. Second operand 10 states. [2020-10-29 12:01:02,849 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:01:02,850 INFO L93 Difference]: Finished difference Result 108 states and 179 transitions. [2020-10-29 12:01:02,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 12:01:02,852 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 80 [2020-10-29 12:01:02,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:01:02,853 INFO L225 Difference]: With dead ends: 108 [2020-10-29 12:01:02,853 INFO L226 Difference]: Without dead ends: 51 [2020-10-29 12:01:02,860 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=112, Invalid=268, Unknown=0, NotChecked=0, Total=380 [2020-10-29 12:01:02,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 51 states. [2020-10-29 12:01:02,880 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 51 to 40. [2020-10-29 12:01:02,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 40 states. [2020-10-29 12:01:02,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 40 states and 50 transitions. [2020-10-29 12:01:02,882 INFO L78 Accepts]: Start accepts. Automaton has 40 states and 50 transitions. Word has length 80 [2020-10-29 12:01:02,882 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:01:02,882 INFO L481 AbstractCegarLoop]: Abstraction has 40 states and 50 transitions. [2020-10-29 12:01:02,882 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-29 12:01:02,882 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2020-10-29 12:01:02,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-29 12:01:02,885 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:01:02,886 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 7, 4, 4, 4, 4, 4, 4, 4, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:01:02,886 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-29 12:01:02,886 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:01:02,886 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:01:02,887 INFO L82 PathProgramCache]: Analyzing trace with hash -217233873, now seen corresponding path program 3 times [2020-10-29 12:01:02,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:01:02,887 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [148548065] [2020-10-29 12:01:02,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:01:02,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:02,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:02,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:03,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:07,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:07,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 96 [2020-10-29 12:01:07,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:01:07,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:01:07,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:07,914 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:01:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:01:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 79 [2020-10-29 12:01:07,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:07,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:01:07,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:07,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:07,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:07,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:01:07,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:07,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:01:07,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:07,963 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:07,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:07,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:07,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:01:07,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:07,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:07,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:08,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:08,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:08,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:12,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:12,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:01:12,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:01:12,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4999 [2020-10-29 12:01:12,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:12,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:12,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:01:12,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:12,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:01:12,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:12,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:13,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,005 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:01:13,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:01:13,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 335 [2020-10-29 12:01:13,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:01:13,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:01:13,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:13,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:13,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:13,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:13,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:01:13,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,370 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:13,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:01:13,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:13,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:13,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:13,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:13,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:13,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,377 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:13,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:13,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:13,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:13,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,382 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:13,382 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:13,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:13,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,382 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:13,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,383 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:13,383 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:01:13,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:01:13,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:13,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:01:13,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,394 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:01:13,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:01:13,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:01:13,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:01:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:13,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:13,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:01:13,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,433 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:01:13,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:13,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:13,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:13,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:13,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:13,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,440 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:13,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:13,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:13,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:13,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:13,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:13,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:13,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:13,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:13,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:13,445 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:13,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:13,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:13,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:13,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:13,457 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 36 proven. 59 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2020-10-29 12:01:13,457 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [148548065] [2020-10-29 12:01:13,458 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:01:13,458 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-29 12:01:13,458 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1842180047] [2020-10-29 12:01:13,458 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-29 12:01:13,459 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:01:13,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-29 12:01:13,460 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-29 12:01:13,460 INFO L87 Difference]: Start difference. First operand 40 states and 50 transitions. Second operand 9 states. [2020-10-29 12:01:13,919 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:01:13,919 INFO L93 Difference]: Finished difference Result 83 states and 123 transitions. [2020-10-29 12:01:13,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-29 12:01:13,923 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 70 [2020-10-29 12:01:13,924 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:01:13,925 INFO L225 Difference]: With dead ends: 83 [2020-10-29 12:01:13,926 INFO L226 Difference]: Without dead ends: 78 [2020-10-29 12:01:13,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=70, Invalid=170, Unknown=0, NotChecked=0, Total=240 [2020-10-29 12:01:13,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-10-29 12:01:13,962 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 70. [2020-10-29 12:01:13,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 70 states. [2020-10-29 12:01:13,964 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 70 states and 105 transitions. [2020-10-29 12:01:13,964 INFO L78 Accepts]: Start accepts. Automaton has 70 states and 105 transitions. Word has length 70 [2020-10-29 12:01:13,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:01:13,964 INFO L481 AbstractCegarLoop]: Abstraction has 70 states and 105 transitions. [2020-10-29 12:01:13,965 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-29 12:01:13,965 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 105 transitions. [2020-10-29 12:01:13,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2020-10-29 12:01:13,970 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:01:13,970 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 10, 6, 6, 6, 6, 6, 6, 6, 4, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:01:13,971 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-29 12:01:13,971 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:01:13,971 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:01:13,971 INFO L82 PathProgramCache]: Analyzing trace with hash 1104191008, now seen corresponding path program 4 times [2020-10-29 12:01:13,972 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:01:13,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [108730312] [2020-10-29 12:01:13,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:01:13,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:13,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:14,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:15,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:15,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:15,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:15,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:17,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:18,660 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:18,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:18,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:18,994 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 131 [2020-10-29 12:01:18,994 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 29 [2020-10-29 12:01:18,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 12:01:18,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:18,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:18,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:01:18,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-29 12:01:18,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 90 [2020-10-29 12:01:18,995 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:19,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:01:19,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:19,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:19,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:01:19,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:19,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:01:19,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:19,037 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:19,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:19,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:19,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:19,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:19,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:01:19,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:19,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:19,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:20,655 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:23,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:23,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:24,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 115 [2020-10-29 12:01:24,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-29 12:01:24,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:01:24,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:24,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:24,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 12:01:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:01:24,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 98 [2020-10-29 12:01:24,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:24,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:24,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,149 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:24,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:01:29,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:01:29,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:01:29,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,078 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:01:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:01:29,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:29,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:01:29,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,114 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:01:29,114 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,114 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:29,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:01:29,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:29,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:29,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,122 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:01:29,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,123 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:29,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:29,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:29,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:29,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:29,128 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,128 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:29,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:29,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:29,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:29,132 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:29,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,133 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:29,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:29,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:01:29,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,137 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:29,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:29,138 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,138 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:29,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:29,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:01:29,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,192 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:29,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:01:29,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-29 12:01:29,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,193 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:01:29,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:01:29,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:29,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,247 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:29,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:01:29,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,250 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:01:29,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,252 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:29,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,255 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:29,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:29,256 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,256 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,256 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:01:29,256 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:01:29,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:29,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:01:29,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-29 12:01:29,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,330 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:01:29,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:01:29,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:01:29,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:29,359 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:29,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:01:29,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,366 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:01:29,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:01:29,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:29,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:29,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:29,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:29,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:29,383 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:29,383 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:29,383 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:29,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:29,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:29,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:29,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:01:29,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:29,397 INFO L134 CoverageAnalysis]: Checked inductivity of 417 backedges. 163 proven. 61 refuted. 0 times theorem prover too weak. 193 trivial. 0 not checked. [2020-10-29 12:01:29,397 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [108730312] [2020-10-29 12:01:29,397 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:01:29,397 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:01:29,397 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1102350999] [2020-10-29 12:01:29,398 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:01:29,398 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:01:29,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:01:29,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:01:29,399 INFO L87 Difference]: Start difference. First operand 70 states and 105 transitions. Second operand 12 states. [2020-10-29 12:01:30,210 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:01:30,213 INFO L93 Difference]: Finished difference Result 161 states and 284 transitions. [2020-10-29 12:01:30,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 12:01:30,216 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 97 [2020-10-29 12:01:30,217 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:01:30,220 INFO L225 Difference]: With dead ends: 161 [2020-10-29 12:01:30,221 INFO L226 Difference]: Without dead ends: 98 [2020-10-29 12:01:30,224 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 47 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=124, Invalid=338, Unknown=0, NotChecked=0, Total=462 [2020-10-29 12:01:30,224 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-29 12:01:30,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 89. [2020-10-29 12:01:30,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-10-29 12:01:30,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 134 transitions. [2020-10-29 12:01:30,266 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 134 transitions. Word has length 97 [2020-10-29 12:01:30,267 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:01:30,267 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 134 transitions. [2020-10-29 12:01:30,267 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:01:30,267 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2020-10-29 12:01:30,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2020-10-29 12:01:30,274 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:01:30,274 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 12, 7, 7, 7, 7, 7, 7, 7, 5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:01:30,275 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-29 12:01:30,275 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:01:30,275 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:01:30,275 INFO L82 PathProgramCache]: Analyzing trace with hash -667659703, now seen corresponding path program 5 times [2020-10-29 12:01:30,275 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:01:30,276 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [704333290] [2020-10-29 12:01:30,276 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:01:30,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:30,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:30,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:30,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:30,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:30,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:35,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:35,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 149 [2020-10-29 12:01:35,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:01:35,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5004 [2020-10-29 12:01:35,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:35,315 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:01:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:01:35,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 132 [2020-10-29 12:01:35,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:35,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:01:35,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:35,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:35,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:35,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:01:35,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:35,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:01:35,355 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:35,355 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:35,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:35,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:35,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:35,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:01:35,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:35,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:35,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:35,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:35,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:36,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:36,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:36,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,373 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:01:40,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:01:40,374 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:01:40,374 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,374 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:01:40,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:01:40,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:40,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:01:40,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-29 12:01:40,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:40,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:01:40,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:40,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:01:40,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:01:40,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:40,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:40,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:01:40,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,448 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:40,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:40,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:40,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,455 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:40,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:40,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:01:40,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:01:40,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:40,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:40,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,465 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:01:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:40,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:01:40,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,472 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:40,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:40,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:40,479 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,479 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:40,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:40,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:40,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:01:40,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:01:40,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:01:40,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 367 [2020-10-29 12:01:40,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,862 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:01:40,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:01:40,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:40,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:40,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:01:40,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,881 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:40,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:01:40,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:40,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:40,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:40,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,887 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:40,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:40,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:01:40,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,892 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:40,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:40,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:01:40,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:40,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:40,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:40,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:40,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:40,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:01:40,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:40,901 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:40,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:01:40,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:40,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:01:40,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:40,932 INFO L134 CoverageAnalysis]: Checked inductivity of 570 backedges. 141 proven. 41 refuted. 0 times theorem prover too weak. 388 trivial. 0 not checked. [2020-10-29 12:01:40,933 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [704333290] [2020-10-29 12:01:40,933 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:01:40,933 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-29 12:01:40,933 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1733679376] [2020-10-29 12:01:40,934 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-29 12:01:40,934 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:01:40,934 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-29 12:01:40,934 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-29 12:01:40,935 INFO L87 Difference]: Start difference. First operand 89 states and 134 transitions. Second operand 8 states. [2020-10-29 12:01:41,246 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:01:41,247 INFO L93 Difference]: Finished difference Result 103 states and 154 transitions. [2020-10-29 12:01:41,247 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-29 12:01:41,247 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 111 [2020-10-29 12:01:41,248 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:01:41,250 INFO L225 Difference]: With dead ends: 103 [2020-10-29 12:01:41,250 INFO L226 Difference]: Without dead ends: 98 [2020-10-29 12:01:41,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 43 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-10-29 12:01:41,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 98 states. [2020-10-29 12:01:41,277 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 98 to 89. [2020-10-29 12:01:41,277 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-10-29 12:01:41,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 134 transitions. [2020-10-29 12:01:41,284 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 134 transitions. Word has length 111 [2020-10-29 12:01:41,285 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:01:41,285 INFO L481 AbstractCegarLoop]: Abstraction has 89 states and 134 transitions. [2020-10-29 12:01:41,285 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-29 12:01:41,285 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 134 transitions. [2020-10-29 12:01:41,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-29 12:01:41,288 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:01:41,288 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 15, 9, 9, 9, 9, 9, 9, 9, 6, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:01:41,289 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-29 12:01:41,289 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:01:41,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:01:41,290 INFO L82 PathProgramCache]: Analyzing trace with hash 1378585374, now seen corresponding path program 6 times [2020-10-29 12:01:41,292 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:01:41,292 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1084425296] [2020-10-29 12:01:41,292 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:01:41,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:41,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,344 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,621 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:41,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:42,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:42,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:42,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:43,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:43,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:43,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:43,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:43,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:43,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:45,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:45,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:45,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:45,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:45,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,339 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:46,339 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-29 12:01:46,339 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 26 [2020-10-29 12:01:46,339 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5019 [2020-10-29 12:01:46,339 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:46,340 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:46,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:01:46,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:01:46,340 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 167 [2020-10-29 12:01:46,340 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:46,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:01:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:46,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:46,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:01:46,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:46,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:01:46,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:46,384 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:46,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:46,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:46,386 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:01:46,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:46,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:46,641 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,161 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,330 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:47,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:49,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:51,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 168 [2020-10-29 12:01:51,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-29 12:01:51,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:01:51,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:51,410 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:51,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:01:51,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:01:51,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 134 [2020-10-29 12:01:51,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:51,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:51,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:51,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:51,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:52,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:52,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:52,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:52,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:52,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:52,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:56,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:56,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:01:56,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 14 [2020-10-29 12:01:56,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:01:56,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:56,438 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:01:56,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:56,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:01:56,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:56,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:56,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:56,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:56,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:56,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:56,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:56,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:56,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:01:57,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-29 12:01:57,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1381 [2020-10-29 12:01:57,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:01:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:01:57,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:57,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:57,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:57,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:01:57,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,884 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:01:57,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:57,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:57,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:57,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:57,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,891 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:57,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:57,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:57,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:57,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:57,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:57,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,897 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:57,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:01:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:57,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:57,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:01:57,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,909 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:01:57,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:01:57,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:01:57,957 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,959 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:01:57,966 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:57,966 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:01:57,966 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,966 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:01:57,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:01:57,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,969 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:01:57,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,970 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:01:57,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:57,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:57,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,973 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:57,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:57,974 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:01:57,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:57,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:01:57,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:01:57,978 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:01:57,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:01:57,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:01:57,978 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:01:57,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:01:57,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:01:57,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:01:57,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:01:57,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:01:57,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:01:57,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:58,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:58,013 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:58,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:58,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:58,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:58,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:01:58,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,758 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:02:02,758 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:02:02,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4767 [2020-10-29 12:02:02,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,759 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:02:02,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:02:02,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:02:02,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:02,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:02,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:02,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:02:02,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:02,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:02:02,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:02,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:02,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:02,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:02:02,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,808 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:02,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:02,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:02,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:02,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:02,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,814 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:02,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:02,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:02,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,817 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:02,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:02,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:02:02,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:02,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:02,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:02,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:02,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:02,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:02,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,822 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:02,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:02,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:02:02,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:02:02,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:02,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:02,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:02:02,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,948 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:02,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:02:02,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:02,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:02,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:02,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:02,963 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:02,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:02,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:02,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 12:02:02,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:02,964 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:02,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:02,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:02,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:02:02,965 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:03,006 INFO L134 CoverageAnalysis]: Checked inductivity of 933 backedges. 209 proven. 216 refuted. 0 times theorem prover too weak. 508 trivial. 0 not checked. [2020-10-29 12:02:03,007 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1084425296] [2020-10-29 12:02:03,007 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:02:03,007 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-29 12:02:03,007 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [828911379] [2020-10-29 12:02:03,007 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-29 12:02:03,007 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:02:03,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-29 12:02:03,008 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-29 12:02:03,008 INFO L87 Difference]: Start difference. First operand 89 states and 134 transitions. Second operand 12 states. [2020-10-29 12:02:03,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:02:03,872 INFO L93 Difference]: Finished difference Result 264 states and 526 transitions. [2020-10-29 12:02:03,873 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-29 12:02:03,873 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 138 [2020-10-29 12:02:03,873 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:02:03,876 INFO L225 Difference]: With dead ends: 264 [2020-10-29 12:02:03,876 INFO L226 Difference]: Without dead ends: 164 [2020-10-29 12:02:03,878 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 38 SyntacticMatches, 2 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 48 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=117, Invalid=389, Unknown=0, NotChecked=0, Total=506 [2020-10-29 12:02:03,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 164 states. [2020-10-29 12:02:03,921 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 164 to 146. [2020-10-29 12:02:03,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-10-29 12:02:03,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 217 transitions. [2020-10-29 12:02:03,928 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 217 transitions. Word has length 138 [2020-10-29 12:02:03,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:02:03,929 INFO L481 AbstractCegarLoop]: Abstraction has 146 states and 217 transitions. [2020-10-29 12:02:03,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-29 12:02:03,929 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 217 transitions. [2020-10-29 12:02:03,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2020-10-29 12:02:03,939 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:02:03,939 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 20, 12, 12, 12, 12, 12, 12, 12, 8, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:02:03,939 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-29 12:02:03,940 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:02:03,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:02:03,940 INFO L82 PathProgramCache]: Analyzing trace with hash 234937388, now seen corresponding path program 7 times [2020-10-29 12:02:03,940 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:02:03,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1815153060] [2020-10-29 12:02:03,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:02:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:03,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:04,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:04,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:04,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:04,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:04,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:05,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:05,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:05,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:05,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:08,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:08,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 237 [2020-10-29 12:02:08,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-29 12:02:08,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-29 12:02:08,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:08,981 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:08,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:02:08,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:02:08,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 220 [2020-10-29 12:02:08,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:09,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:02:09,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:09,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:09,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:09,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:09,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:02:09,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:09,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:09,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:09,086 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:09,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:09,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:09,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:09,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:14,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:14,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-29 12:02:14,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-29 12:02:14,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 12:02:14,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:14,056 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:14,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:02:14,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:14,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-29 12:02:14,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:14,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:14,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:14,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:14,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:14,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:14,375 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:19,094 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:19,094 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:02:19,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:02:19,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:02:19,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:19,095 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 12:02:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:19,095 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:02:19,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:19,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:19,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:19,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:19,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:19,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:19,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:02:24,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:02:24,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5000 [2020-10-29 12:02:24,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,124 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:02:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:02:24,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:24,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 12:02:24,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,152 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:02:24,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,155 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:24,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:02:24,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,161 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,167 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:24,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,173 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,178 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,178 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,179 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,179 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:02:24,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,251 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:24,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:02:24,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-29 12:02:24,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,252 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:02:24,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:02:24,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:02:24,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,279 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:02:24,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:02:24,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:24,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:24,297 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,297 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:02:24,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,298 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:24,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:02:24,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:02:24,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:24,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 12:02:24,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,319 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:24,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:02:24,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:24,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:02:24,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,329 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,335 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,336 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:24,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:24,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,341 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:24,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,351 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:02:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:02:24,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 12:02:24,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:24,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:02:24,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,411 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:24,411 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,411 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:02:24,411 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,412 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,416 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:24,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:02:24,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,423 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,430 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,430 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,430 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,430 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,431 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:24,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:24,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,437 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,437 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:24,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,443 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:02:24,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:24,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:02:24,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,459 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:24,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:24,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:24,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,467 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:24,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:24,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:24,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:24,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:24,472 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:24,472 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:24,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:24,473 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:24,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:24,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:24,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:24,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:02:24,533 INFO L134 CoverageAnalysis]: Checked inductivity of 1654 backedges. 155 proven. 397 refuted. 0 times theorem prover too weak. 1102 trivial. 0 not checked. [2020-10-29 12:02:24,534 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1815153060] [2020-10-29 12:02:24,534 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:02:24,534 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-29 12:02:24,534 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1840436339] [2020-10-29 12:02:24,536 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-29 12:02:24,537 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:02:24,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-29 12:02:24,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=80, Unknown=0, NotChecked=0, Total=110 [2020-10-29 12:02:24,538 INFO L87 Difference]: Start difference. First operand 146 states and 217 transitions. Second operand 11 states. [2020-10-29 12:02:25,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:02:25,141 INFO L93 Difference]: Finished difference Result 365 states and 566 transitions. [2020-10-29 12:02:25,141 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-29 12:02:25,141 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 179 [2020-10-29 12:02:25,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:02:25,148 INFO L225 Difference]: With dead ends: 365 [2020-10-29 12:02:25,148 INFO L226 Difference]: Without dead ends: 357 [2020-10-29 12:02:25,150 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 63 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=124, Invalid=296, Unknown=0, NotChecked=0, Total=420 [2020-10-29 12:02:25,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 357 states. [2020-10-29 12:02:25,198 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 357 to 318. [2020-10-29 12:02:25,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 318 states. [2020-10-29 12:02:25,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 318 states to 318 states and 507 transitions. [2020-10-29 12:02:25,205 INFO L78 Accepts]: Start accepts. Automaton has 318 states and 507 transitions. Word has length 179 [2020-10-29 12:02:25,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:02:25,205 INFO L481 AbstractCegarLoop]: Abstraction has 318 states and 507 transitions. [2020-10-29 12:02:25,205 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-29 12:02:25,205 INFO L276 IsEmpty]: Start isEmpty. Operand 318 states and 507 transitions. [2020-10-29 12:02:25,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2020-10-29 12:02:25,210 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:02:25,210 INFO L422 BasicCegarLoop]: trace histogram [33, 33, 26, 16, 16, 16, 16, 16, 16, 16, 10, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:02:25,210 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-29 12:02:25,211 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:02:25,211 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:02:25,211 INFO L82 PathProgramCache]: Analyzing trace with hash -1429858802, now seen corresponding path program 8 times [2020-10-29 12:02:25,211 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:02:25,212 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1114601275] [2020-10-29 12:02:25,212 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:02:25,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:25,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:25,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:26,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:26,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:26,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:26,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:27,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:27,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:27,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:27,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:29,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,285 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 307 [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5025 [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:02:30,286 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 290 [2020-10-29 12:02:30,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:30,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:02:30,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:30,323 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:30,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:02:30,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:30,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:02:30,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:30,326 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:30,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:30,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:30,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:30,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:30,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:02:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:30,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:30,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:31,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:31,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:31,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:32,642 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:32,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:32,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:32,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:34,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:35,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 291 [2020-10-29 12:02:35,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 19 [2020-10-29 12:02:35,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-29 12:02:35,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:35,364 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-29 12:02:35,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:02:35,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 210 [2020-10-29 12:02:35,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:35,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:35,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:35,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,724 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:35,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:36,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:36,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:36,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:36,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:40,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 150 [2020-10-29 12:02:40,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 17 [2020-10-29 12:02:40,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5011 [2020-10-29 12:02:40,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:40,407 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:40,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-29 12:02:40,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-29 12:02:40,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 80 [2020-10-29 12:02:40,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:40,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:40,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:40,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:40,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,631 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:41,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:42,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:42,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:42,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:45,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 97 [2020-10-29 12:02:45,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 32 [2020-10-29 12:02:45,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:02:45,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:45,422 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-29 12:02:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:02:45,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 61 [2020-10-29 12:02:45,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:45,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:45,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:45,664 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 228 [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:02:45,665 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:45,683 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:45,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:45,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:45,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:45,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:45,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:02:45,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:45,693 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:45,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:45,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:45,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:02:45,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:45,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:45,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:45,696 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,698 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:45,698 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:45,698 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:45,698 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:45,698 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:45,699 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:45,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:45,699 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:45,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:45,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:45,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:45,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:45,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:45,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:02:45,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:45,702 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:45,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:45,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:45,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:45,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:45,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:45,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:45,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:45,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:45,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:45,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:02:45,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:45,712 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:45,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:02:45,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:45,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:02:45,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:45,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:02:45,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:45,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:45,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 44 [2020-10-29 12:02:46,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:02:46,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 463 [2020-10-29 12:02:46,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,199 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:02:46,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:02:46,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-29 12:02:46,200 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:46,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,231 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:46,277 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:02:46,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-29 12:02:46,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,278 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-29 12:02:46,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:02:46,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:46,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:46,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:02:46,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,344 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:46,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:02:46,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:46,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,349 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:46,349 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,349 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:46,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,350 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:46,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:02:46,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:46,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:46,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:46,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,356 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:46,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:02:46,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2020-10-29 12:02:46,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:46,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:02:46,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,376 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 42 [2020-10-29 12:02:46,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:46,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:46,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:46,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:02:46,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,385 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:46,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:46,386 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:46,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,390 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:46,391 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,391 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:46,391 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,391 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,391 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:46,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:46,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:46,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:46,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:46,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,396 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:46,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:46,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:46,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:46,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:46,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:46,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:46,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:46,401 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:46,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:46,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:46,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:46,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2020-10-29 12:02:46,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:46,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,697 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:46,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:02:51,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 11 [2020-10-29 12:02:51,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-29 12:02:51,426 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,426 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-29 12:02:51,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:02:51,426 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 130 [2020-10-29 12:02:51,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:51,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:02:51,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:51,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:51,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:51,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:51,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,483 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:51,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,486 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:51,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:02:51,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,486 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:51,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,489 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:51,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:02:51,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,489 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,490 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:51,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:51,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:51,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,493 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:02:51,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:51,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:02:51,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,500 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:51,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:51,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,505 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:51,505 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,505 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:51,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:02:51,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,508 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:02:51,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:02:51,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-29 12:02:51,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 249 [2020-10-29 12:02:51,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,765 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:02:51,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-29 12:02:51,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,782 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:51,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,790 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:02:51,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:02:51,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,791 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:02:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-29 12:02:51,791 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:02:51,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:51,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:51,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,797 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,798 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:02:51,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:02:51,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:51,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:02:51,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,802 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:51,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:51,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:02:51,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:51,806 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:51,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:51,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:02:51,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:51,899 INFO L134 CoverageAnalysis]: Checked inductivity of 2917 backedges. 586 proven. 641 refuted. 0 times theorem prover too weak. 1690 trivial. 0 not checked. [2020-10-29 12:02:51,899 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1114601275] [2020-10-29 12:02:51,900 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:02:51,900 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 12:02:51,900 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [924162328] [2020-10-29 12:02:51,901 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 12:02:51,901 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:02:51,901 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 12:02:51,901 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2020-10-29 12:02:51,902 INFO L87 Difference]: Start difference. First operand 318 states and 507 transitions. Second operand 17 states. [2020-10-29 12:02:53,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:02:53,071 INFO L93 Difference]: Finished difference Result 522 states and 860 transitions. [2020-10-29 12:02:53,076 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-29 12:02:53,076 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 233 [2020-10-29 12:02:53,077 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:02:53,080 INFO L225 Difference]: With dead ends: 522 [2020-10-29 12:02:53,080 INFO L226 Difference]: Without dead ends: 194 [2020-10-29 12:02:53,085 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 133 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=238, Invalid=754, Unknown=0, NotChecked=0, Total=992 [2020-10-29 12:02:53,085 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-10-29 12:02:53,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 171. [2020-10-29 12:02:53,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 171 states. [2020-10-29 12:02:53,113 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 171 states and 249 transitions. [2020-10-29 12:02:53,115 INFO L78 Accepts]: Start accepts. Automaton has 171 states and 249 transitions. Word has length 233 [2020-10-29 12:02:53,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:02:53,116 INFO L481 AbstractCegarLoop]: Abstraction has 171 states and 249 transitions. [2020-10-29 12:02:53,116 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 12:02:53,116 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2020-10-29 12:02:53,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 357 [2020-10-29 12:02:53,122 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:02:53,122 INFO L422 BasicCegarLoop]: trace histogram [51, 51, 41, 25, 25, 25, 25, 25, 25, 25, 16, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:02:53,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-29 12:02:53,122 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:02:53,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:02:53,123 INFO L82 PathProgramCache]: Analyzing trace with hash 1703351512, now seen corresponding path program 9 times [2020-10-29 12:02:53,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:02:53,124 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1809428084] [2020-10-29 12:02:53,124 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:02:53,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:53,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,311 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:53,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:54,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:54,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:54,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:54,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:54,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:54,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:54,562 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:55,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:55,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:56,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:56,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:56,413 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:58,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 466 [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 449 [2020-10-29 12:02:58,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:58,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-29 12:02:58,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:58,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,324 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:02:58,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-29 12:02:58,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:02:58,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:02:58,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:02:58,325 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:02:58,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:02:58,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:02:58,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:02:58,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:02:58,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-29 12:02:58,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:02:58,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:58,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:59,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:59,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:59,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:59,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:02:59,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:01,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:01,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:01,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:02,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:02,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:02,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:02,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:03,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 450 [2020-10-29 12:03:03,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 21 [2020-10-29 12:03:03,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5039 [2020-10-29 12:03:03,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:03,418 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:03,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-29 12:03:03,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 6 [2020-10-29 12:03:03,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 375 [2020-10-29 12:03:03,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:03,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:03,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:03,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,690 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,717 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:03,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,417 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:04,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:05,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:06,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:06,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:06,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:06,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5012 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 219 [2020-10-29 12:03:08,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:08,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:08,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:08,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:08,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,253 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,258 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,270 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:09,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:11,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:11,471 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:12,718 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:12,738 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:13,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:03:13,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-29 12:03:13,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:03:13,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:13,521 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:13,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-29 12:03:13,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:13,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:03:13,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:13,546 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:13,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:13,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,745 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:13,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:03:18,555 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 13 [2020-10-29 12:03:18,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5003 [2020-10-29 12:03:18,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,556 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:03:18,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:03:18,556 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,593 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:03:18,593 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,593 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-29 12:03:18,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,594 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:03:18,594 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,601 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,601 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:18,601 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:18,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,602 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:18,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,607 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,608 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:18,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:18,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:18,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,610 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:03:18,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:18,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,613 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,614 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:03:18,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,618 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,679 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:18,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:03:18,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-29 12:03:18,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,680 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:03:18,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:03:18,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-29 12:03:18,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,711 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:03:18,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-29 12:03:18,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,733 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,738 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:18,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:18,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,739 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:18,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:03:18,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:03:18,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,751 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:03:18,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-29 12:03:18,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,761 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:03:18,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:18,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:18,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,770 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:18,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,776 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:18,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,780 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:18,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:18,781 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,781 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,781 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,782 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:03:18,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,784 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:18,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,786 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:03:18,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:03:18,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-29 12:03:18,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,818 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:18,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:03:18,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:03:18,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:03:18,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,827 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:18,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:18,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,833 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:18,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:18,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:18,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,841 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:03:18,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:18,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,845 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:03:18,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:18,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:18,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,850 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:18,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:18,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:18,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,856 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:18,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:18,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:18,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:18,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:18,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:18,861 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:18,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:18,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:18,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:18,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:18,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-29 12:03:18,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:18,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:18,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:19,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:19,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:19,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:19,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:19,235 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:19,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:19,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:20,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:20,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:23,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:23,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 221 [2020-10-29 12:03:23,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 12 [2020-10-29 12:03:23,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-29 12:03:23,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:23,911 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-29 12:03:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-29 12:03:23,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-29 12:03:23,912 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:23,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:23,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:23,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:23,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:23,973 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:23,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:24,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:24,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:24,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:24,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:24,566 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:28,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:28,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-29 12:03:28,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-29 12:03:28,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5002 [2020-10-29 12:03:28,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:28,952 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-29 12:03:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:28,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 131 [2020-10-29 12:03:28,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:28,982 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:28,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:28,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:28,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:29,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:29,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:29,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:29,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:29,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:29,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 8 [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4794 [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 78 [2020-10-29 12:03:33,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:03:33,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-29 12:03:33,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,837 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:33,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:03:33,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:33,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:33,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,844 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:33,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:33,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,848 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:33,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:33,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,852 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:03:33,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:33,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:33,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,855 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:03:33,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:33,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-29 12:03:33,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-29 12:03:33,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,885 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-29 12:03:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 25 [2020-10-29 12:03:33,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:33,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:33,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,951 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:33,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-29 12:03:33,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:33,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:33,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:33,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,957 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:33,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-29 12:03:33,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-29 12:03:33,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,975 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:03:33,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-29 12:03:33,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,975 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:33,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-29 12:03:33,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,978 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:33,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:33,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-29 12:03:33,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,982 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:33,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:33,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:33,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,987 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,987 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:33,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:33,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:03:33,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:33,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:33,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:33,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:33,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:33,994 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-29 12:03:33,994 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:33,994 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:33,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:33,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:33,994 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:33,994 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:34,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2020-10-29 12:03:34,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 80 [2020-10-29 12:03:34,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-29 12:03:34,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,036 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-29 12:03:34,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 77 [2020-10-29 12:03:34,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:34,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:34,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,049 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 45 [2020-10-29 12:03:34,049 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,049 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-29 12:03:34,049 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,050 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,050 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:34,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:34,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:34,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:03:34,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,060 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:34,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:34,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:34,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:34,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,066 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:34,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:34,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:34,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:34,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,071 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:34,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-29 12:03:34,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:34,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:34,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,077 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:34,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-29 12:03:34,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-29 12:03:34,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-29 12:03:34,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,086 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:34,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2020-10-29 12:03:34,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-29 12:03:34,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:34,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,094 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,095 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-29 12:03:34,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-29 12:03:34,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-29 12:03:34,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-29 12:03:34,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-29 12:03:34,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-29 12:03:34,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-29 12:03:34,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-29 12:03:34,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SMALLESTAMONGWIDE [2020-10-29 12:03:34,099 FATAL L256 erpolLogProxyWrapper]: Tolerance: 0.3 [2020-10-29 12:03:34,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-29 12:03:34,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-29 12:03:34,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-29 12:03:34,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-29 12:03:34,375 INFO L134 CoverageAnalysis]: Checked inductivity of 7120 backedges. 887 proven. 1408 refuted. 0 times theorem prover too weak. 4825 trivial. 0 not checked. [2020-10-29 12:03:34,377 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1809428084] [2020-10-29 12:03:34,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-29 12:03:34,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-29 12:03:34,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561523689] [2020-10-29 12:03:34,378 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-29 12:03:34,379 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-29 12:03:34,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-29 12:03:34,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=222, Unknown=0, NotChecked=0, Total=272 [2020-10-29 12:03:34,379 INFO L87 Difference]: Start difference. First operand 171 states and 249 transitions. Second operand 17 states. [2020-10-29 12:03:36,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-29 12:03:36,419 INFO L93 Difference]: Finished difference Result 508 states and 988 transitions. [2020-10-29 12:03:36,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-29 12:03:36,420 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 356 [2020-10-29 12:03:36,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-29 12:03:36,428 INFO L225 Difference]: With dead ends: 508 [2020-10-29 12:03:36,428 INFO L226 Difference]: Without dead ends: 158 [2020-10-29 12:03:36,436 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 97 SyntacticMatches, 6 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 297 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=390, Invalid=1416, Unknown=0, NotChecked=0, Total=1806 [2020-10-29 12:03:36,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2020-10-29 12:03:36,460 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 134. [2020-10-29 12:03:36,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2020-10-29 12:03:36,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 194 transitions. [2020-10-29 12:03:36,463 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 194 transitions. Word has length 356 [2020-10-29 12:03:36,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-29 12:03:36,464 INFO L481 AbstractCegarLoop]: Abstraction has 134 states and 194 transitions. [2020-10-29 12:03:36,464 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-29 12:03:36,464 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 194 transitions. [2020-10-29 12:03:36,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 466 [2020-10-29 12:03:36,476 INFO L414 BasicCegarLoop]: Found error trace [2020-10-29 12:03:36,477 INFO L422 BasicCegarLoop]: trace histogram [67, 67, 54, 33, 33, 33, 33, 33, 33, 33, 21, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-29 12:03:36,477 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-29 12:03:36,477 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-29 12:03:36,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-29 12:03:36,478 INFO L82 PathProgramCache]: Analyzing trace with hash -2114856643, now seen corresponding path program 10 times [2020-10-29 12:03:36,478 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-29 12:03:36,478 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1738075293] [2020-10-29 12:03:36,479 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-29 12:03:36,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-10-29 12:03:36,559 INFO L173 FreeRefinementEngine]: Strategy FIXED_PREFERENCES found a feasible trace [2020-10-29 12:03:36,562 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-10-29 12:03:36,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-29 12:03:36,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 29.10 12:03:36 BoogieIcfgContainer [2020-10-29 12:03:36,655 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-10-29 12:03:36,658 INFO L168 Benchmark]: Toolchain (without parser) took 199718.49 ms. Allocated memory was 125.8 MB in the beginning and 822.1 MB in the end (delta: 696.3 MB). Free memory was 101.2 MB in the beginning and 705.4 MB in the end (delta: -604.2 MB). Peak memory consumption was 93.3 MB. Max. memory is 8.0 GB. [2020-10-29 12:03:36,658 INFO L168 Benchmark]: CDTParser took 0.59 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2020-10-29 12:03:36,663 INFO L168 Benchmark]: CACSL2BoogieTranslator took 234.73 ms. Allocated memory is still 125.8 MB. Free memory was 100.7 MB in the beginning and 91.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. [2020-10-29 12:03:36,667 INFO L168 Benchmark]: Boogie Preprocessor took 34.94 ms. Allocated memory is still 125.8 MB. Free memory was 91.1 MB in the beginning and 89.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2020-10-29 12:03:36,667 INFO L168 Benchmark]: RCFGBuilder took 656.66 ms. Allocated memory is still 125.8 MB. Free memory was 89.7 MB in the beginning and 76.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2020-10-29 12:03:36,668 INFO L168 Benchmark]: TraceAbstraction took 198779.40 ms. Allocated memory was 125.8 MB in the beginning and 822.1 MB in the end (delta: 696.3 MB). Free memory was 76.4 MB in the beginning and 705.4 MB in the end (delta: -629.0 MB). Peak memory consumption was 68.1 MB. Max. memory is 8.0 GB. [2020-10-29 12:03:36,676 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.59 ms. Allocated memory is still 125.8 MB. Free memory is still 85.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * CACSL2BoogieTranslator took 234.73 ms. Allocated memory is still 125.8 MB. Free memory was 100.7 MB in the beginning and 91.1 MB in the end (delta: 9.6 MB). Peak memory consumption was 9.4 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 34.94 ms. Allocated memory is still 125.8 MB. Free memory was 91.1 MB in the beginning and 89.9 MB in the end (delta: 1.2 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * RCFGBuilder took 656.66 ms. Allocated memory is still 125.8 MB. Free memory was 89.7 MB in the beginning and 76.8 MB in the end (delta: 12.9 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 198779.40 ms. Allocated memory was 125.8 MB in the beginning and 822.1 MB in the end (delta: 696.3 MB). Free memory was 76.4 MB in the beginning and 705.4 MB in the end (delta: -629.0 MB). Peak memory consumption was 68.1 MB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 3]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L28] int x = __VERIFIER_nondet_int(); [L29] CALL, EXPR fibonacci(x) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND FALSE !(n < 1) [L19] COND FALSE !(n == 1) [L22] CALL, EXPR fibonacci(n-1) [L17] COND FALSE !(n < 1) [L19] COND TRUE n == 1 [L20] return 1; [L22] RET, EXPR fibonacci(n-1) [L22] CALL, EXPR fibonacci(n-2) [L17] COND TRUE n < 1 [L18] return 0; [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L22] RET, EXPR fibonacci(n-2) [L22] return fibonacci(n-1) + fibonacci(n-2); [L29] RET, EXPR fibonacci(x) [L29] int result = fibonacci(x); [L30] COND FALSE !(x < 8 || result >= 34) [L33] CALL reach_error() [L3] __assert_fail("0", "Fibonacci05.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 5 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 198.6s, OverallIterations: 16, TraceHistogramMax: 67, AutomataDifference: 9.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 331 SDtfs, 675 SDslu, 436 SDs, 0 SdLazy, 2795 SolverSat, 774 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 681 GetRequests, 428 SyntacticMatches, 9 SemanticMatches, 244 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 738 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=318occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 15 MinimizatonAttempts, 197 StatesRemovedByMinimization, 14 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 187.6s InterpolantComputationTime, 1970 NumberOfCodeBlocks, 1970 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 1490 ConstructedInterpolants, 0 QuantifiedInterpolants, 544916 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 15 InterpolantComputations, 2 PerfectInterpolantSequences, 11353/14349 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...