/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=SHALLOWEST --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/float-benchs/feedback_diverge.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 00:57:53,242 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 00:57:53,245 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 00:57:53,287 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 00:57:53,287 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 00:57:53,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 00:57:53,291 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 00:57:53,293 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 00:57:53,295 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 00:57:53,297 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 00:57:53,298 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 00:57:53,300 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 00:57:53,300 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 00:57:53,301 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 00:57:53,303 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 00:57:53,304 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 00:57:53,305 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 00:57:53,306 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 00:57:53,309 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 00:57:53,311 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 00:57:53,313 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 00:57:53,315 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 00:57:53,316 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 00:57:53,317 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 00:57:53,334 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 00:57:53,335 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 00:57:53,335 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 00:57:53,336 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 00:57:53,337 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 00:57:53,341 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 00:57:53,341 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 00:57:53,342 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 00:57:53,343 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 00:57:53,344 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 00:57:53,345 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 00:57:53,346 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 00:57:53,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 00:57:53,347 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 00:57:53,347 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 00:57:53,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 00:57:53,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 00:57:53,351 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 [2020-10-27 00:57:53,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 00:57:53,378 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 00:57:53,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 00:57:53,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 00:57:53,380 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 00:57:53,381 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 00:57:53,381 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 00:57:53,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 00:57:53,381 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 00:57:53,382 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 00:57:53,382 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 00:57:53,398 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 00:57:53,398 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 00:57:53,399 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 00:57:53,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 00:57:53,399 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 00:57:53,399 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 00:57:53,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 00:57:53,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 00:57:53,400 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 00:57:53,400 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 00:57:53,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 00:57:53,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 00:57:53,406 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 00:57:53,407 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 00:57:53,407 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 00:57:53,407 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 00:57:53,407 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 00:57:53,408 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 00:57:53,408 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 00:57:53,813 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 00:57:53,845 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 00:57:53,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 00:57:53,849 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 00:57:53,850 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 00:57:53,851 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/float-benchs/feedback_diverge.c [2020-10-27 00:57:53,938 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ddc2d0bc/abe16d642d1040b883e4ccdba0ffbe96/FLAG40f710b9c [2020-10-27 00:57:54,503 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 00:57:54,504 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/float-benchs/feedback_diverge.c [2020-10-27 00:57:54,511 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ddc2d0bc/abe16d642d1040b883e4ccdba0ffbe96/FLAG40f710b9c [2020-10-27 00:57:54,842 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9ddc2d0bc/abe16d642d1040b883e4ccdba0ffbe96 [2020-10-27 00:57:54,845 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 00:57:54,851 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 00:57:54,852 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 00:57:54,852 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 00:57:54,857 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 00:57:54,858 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:57:54" (1/1) ... [2020-10-27 00:57:54,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b7c8e16 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:54, skipping insertion in model container [2020-10-27 00:57:54,861 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 12:57:54" (1/1) ... [2020-10-27 00:57:54,870 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 00:57:54,885 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 00:57:55,063 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 00:57:55,074 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 00:57:55,093 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 00:57:55,110 INFO L208 MainTranslator]: Completed translation [2020-10-27 00:57:55,111 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55 WrapperNode [2020-10-27 00:57:55,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 00:57:55,112 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 00:57:55,113 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 00:57:55,113 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 00:57:55,126 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (1/1) ... [2020-10-27 00:57:55,126 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (1/1) ... [2020-10-27 00:57:55,135 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (1/1) ... [2020-10-27 00:57:55,135 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (1/1) ... [2020-10-27 00:57:55,143 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (1/1) ... [2020-10-27 00:57:55,147 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (1/1) ... [2020-10-27 00:57:55,149 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (1/1) ... [2020-10-27 00:57:55,151 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 00:57:55,152 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 00:57:55,152 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 00:57:55,152 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 00:57:55,153 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (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 [2020-10-27 00:57:55,269 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 00:57:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 00:57:55,270 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 00:57:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-27 00:57:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-10-27 00:57:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_clock [2020-10-27 00:57:55,271 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 00:57:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 00:57:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 00:57:55,272 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 00:57:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 00:57:55,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 00:57:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_float [2020-10-27 00:57:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-27 00:57:55,274 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-10-27 00:57:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_clock [2020-10-27 00:57:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 00:57:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 00:57:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 00:57:55,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 00:57:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 00:57:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 00:57:55,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 00:57:55,538 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 00:57:55,538 INFO L298 CfgBuilder]: Removed 1 assume(true) statements. [2020-10-27 00:57:55,540 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:57:55 BoogieIcfgContainer [2020-10-27 00:57:55,540 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 00:57:55,542 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 00:57:55,543 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 00:57:55,546 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 00:57:55,547 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 12:57:54" (1/3) ... [2020-10-27 00:57:55,548 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622bd2c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:57:55, skipping insertion in model container [2020-10-27 00:57:55,548 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 12:57:55" (2/3) ... [2020-10-27 00:57:55,553 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@622bd2c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 12:57:55, skipping insertion in model container [2020-10-27 00:57:55,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 12:57:55" (3/3) ... [2020-10-27 00:57:55,555 INFO L111 eAbstractionObserver]: Analyzing ICFG feedback_diverge.c [2020-10-27 00:57:55,583 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 00:57:55,594 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 00:57:55,626 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 00:57:55,694 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 00:57:55,694 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 00:57:55,694 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 00:57:55,695 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 00:57:55,695 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 00:57:55,695 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 00:57:55,695 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 00:57:55,695 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 00:57:55,732 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states. [2020-10-27 00:57:55,738 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-27 00:57:55,738 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:55,739 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:55,739 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:55,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:55,746 INFO L82 PathProgramCache]: Analyzing trace with hash 1082140043, now seen corresponding path program 1 times [2020-10-27 00:57:55,756 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:55,756 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2096910254] [2020-10-27 00:57:55,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:55,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:55,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:56,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:56,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 00:57:56,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:56,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 174 [2020-10-27 00:57:56,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:56,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:56,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 12 [2020-10-27 00:57:56,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:56,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 00:57:56,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:57:56,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:56,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:56,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:56,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:57:56,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:56,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-27 00:57:56,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:56,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:56,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:56,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 00:57:56,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 00:57:56,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2096910254] [2020-10-27 00:57:56,311 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 00:57:56,312 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-10-27 00:57:56,313 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963072728] [2020-10-27 00:57:56,318 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-10-27 00:57:56,318 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:57:56,334 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-10-27 00:57:56,335 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 00:57:56,337 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 3 states. [2020-10-27 00:57:56,419 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:57:56,419 INFO L93 Difference]: Finished difference Result 59 states and 70 transitions. [2020-10-27 00:57:56,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-10-27 00:57:56,421 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 12 [2020-10-27 00:57:56,422 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:57:56,429 INFO L225 Difference]: With dead ends: 59 [2020-10-27 00:57:56,430 INFO L226 Difference]: Without dead ends: 24 [2020-10-27 00:57:56,433 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-10-27 00:57:56,453 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 24 states. [2020-10-27 00:57:56,477 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 24 to 24. [2020-10-27 00:57:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-10-27 00:57:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 25 transitions. [2020-10-27 00:57:56,482 INFO L78 Accepts]: Start accepts. Automaton has 24 states and 25 transitions. Word has length 12 [2020-10-27 00:57:56,482 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:57:56,482 INFO L481 AbstractCegarLoop]: Abstraction has 24 states and 25 transitions. [2020-10-27 00:57:56,482 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-10-27 00:57:56,483 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 25 transitions. [2020-10-27 00:57:56,483 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2020-10-27 00:57:56,483 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:56,484 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:56,484 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 00:57:56,484 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:56,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:56,486 INFO L82 PathProgramCache]: Analyzing trace with hash 652702778, now seen corresponding path program 1 times [2020-10-27 00:57:56,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:56,486 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [641251093] [2020-10-27 00:57:56,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:56,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:56,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:56,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:56,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-27 00:57:56,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:56,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 154 [2020-10-27 00:57:56,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:56,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:56,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:57:56,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 00:57:56,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 3 [2020-10-27 00:57:56,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:57:56,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:56,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:56,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:56,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:57:56,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:56,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 00:57:56,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:56,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:56,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:56,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:56,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:56,791 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 00:57:56,793 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [641251093] [2020-10-27 00:57:56,794 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 00:57:56,794 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-10-27 00:57:56,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144104012] [2020-10-27 00:57:56,801 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-10-27 00:57:56,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:57:56,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-10-27 00:57:56,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-10-27 00:57:56,803 INFO L87 Difference]: Start difference. First operand 24 states and 25 transitions. Second operand 4 states. [2020-10-27 00:57:56,986 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:57:56,987 INFO L93 Difference]: Finished difference Result 36 states and 40 transitions. [2020-10-27 00:57:56,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-10-27 00:57:56,987 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 12 [2020-10-27 00:57:56,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:57:56,989 INFO L225 Difference]: With dead ends: 36 [2020-10-27 00:57:56,989 INFO L226 Difference]: Without dead ends: 30 [2020-10-27 00:57:56,990 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-10-27 00:57:56,991 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 30 states. [2020-10-27 00:57:57,003 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 30 to 25. [2020-10-27 00:57:57,004 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 25 states. [2020-10-27 00:57:57,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 25 states to 25 states and 26 transitions. [2020-10-27 00:57:57,005 INFO L78 Accepts]: Start accepts. Automaton has 25 states and 26 transitions. Word has length 12 [2020-10-27 00:57:57,005 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:57:57,005 INFO L481 AbstractCegarLoop]: Abstraction has 25 states and 26 transitions. [2020-10-27 00:57:57,005 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-10-27 00:57:57,006 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 26 transitions. [2020-10-27 00:57:57,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-10-27 00:57:57,006 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:57,007 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:57,007 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 00:57:57,007 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:57,008 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:57,008 INFO L82 PathProgramCache]: Analyzing trace with hash 932056995, now seen corresponding path program 1 times [2020-10-27 00:57:57,008 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:57,008 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [195886263] [2020-10-27 00:57:57,009 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:57,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:57,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:57,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 31 [2020-10-27 00:57:57,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:57,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-27 00:57:57,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-27 00:57:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:57:57,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-27 00:57:57,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 00:57:57,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:57:57,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:57,150 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:57,150 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:57:57,150 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:57,151 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 00:57:57,151 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:57,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:57,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:57,151 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:57,152 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:57,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:57:57,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:57,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:57,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:57,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:57,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:57:57,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:57,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:57,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:57,167 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-10-27 00:57:57,168 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [195886263] [2020-10-27 00:57:57,168 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:57:57,168 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2020-10-27 00:57:57,169 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475805938] [2020-10-27 00:57:57,169 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-10-27 00:57:57,169 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:57:57,170 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-10-27 00:57:57,170 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2020-10-27 00:57:57,171 INFO L87 Difference]: Start difference. First operand 25 states and 26 transitions. Second operand 5 states. [2020-10-27 00:57:57,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:57:57,424 INFO L93 Difference]: Finished difference Result 42 states and 49 transitions. [2020-10-27 00:57:57,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-10-27 00:57:57,424 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 19 [2020-10-27 00:57:57,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:57:57,426 INFO L225 Difference]: With dead ends: 42 [2020-10-27 00:57:57,426 INFO L226 Difference]: Without dead ends: 36 [2020-10-27 00:57:57,427 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-10-27 00:57:57,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-10-27 00:57:57,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 31. [2020-10-27 00:57:57,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 31 states. [2020-10-27 00:57:57,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 31 states and 35 transitions. [2020-10-27 00:57:57,438 INFO L78 Accepts]: Start accepts. Automaton has 31 states and 35 transitions. Word has length 19 [2020-10-27 00:57:57,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:57:57,438 INFO L481 AbstractCegarLoop]: Abstraction has 31 states and 35 transitions. [2020-10-27 00:57:57,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-10-27 00:57:57,439 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 35 transitions. [2020-10-27 00:57:57,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-10-27 00:57:57,440 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:57,441 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:57,441 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 00:57:57,441 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:57,442 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:57,442 INFO L82 PathProgramCache]: Analyzing trace with hash 833518618, now seen corresponding path program 2 times [2020-10-27 00:57:57,442 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:57,443 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [716126427] [2020-10-27 00:57:57,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:57,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:57,555 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:57,555 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-27 00:57:57,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:57,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-27 00:57:57,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:57,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 00:57:57,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:57:57,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-27 00:57:57,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:57,612 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:57:57,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,616 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:57,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:57,627 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:57:57,627 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:57,627 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 00:57:57,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:57,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:57,629 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:57,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:57:57,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,635 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:57,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:57,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:57,638 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:57,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:57,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:57,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:57,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:57,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:57,639 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:57,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:57:57,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:57,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:57,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:57,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:57,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:57:57,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:57,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:57,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:57,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:57,650 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-10-27 00:57:57,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [716126427] [2020-10-27 00:57:57,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:57:57,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6] total 6 [2020-10-27 00:57:57,652 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1197900241] [2020-10-27 00:57:57,652 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-27 00:57:57,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:57:57,653 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-27 00:57:57,653 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-10-27 00:57:57,654 INFO L87 Difference]: Start difference. First operand 31 states and 35 transitions. Second operand 6 states. [2020-10-27 00:57:57,885 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:57:57,886 INFO L93 Difference]: Finished difference Result 48 states and 58 transitions. [2020-10-27 00:57:57,886 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-10-27 00:57:57,886 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 26 [2020-10-27 00:57:57,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:57:57,888 INFO L225 Difference]: With dead ends: 48 [2020-10-27 00:57:57,888 INFO L226 Difference]: Without dead ends: 42 [2020-10-27 00:57:57,888 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 7 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-10-27 00:57:57,889 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2020-10-27 00:57:57,898 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 37. [2020-10-27 00:57:57,898 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 37 states. [2020-10-27 00:57:57,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 37 states and 44 transitions. [2020-10-27 00:57:57,900 INFO L78 Accepts]: Start accepts. Automaton has 37 states and 44 transitions. Word has length 26 [2020-10-27 00:57:57,900 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:57:57,900 INFO L481 AbstractCegarLoop]: Abstraction has 37 states and 44 transitions. [2020-10-27 00:57:57,900 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-27 00:57:57,901 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 44 transitions. [2020-10-27 00:57:57,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-10-27 00:57:57,902 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:57,902 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:57,902 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 00:57:57,902 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:57,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:57,903 INFO L82 PathProgramCache]: Analyzing trace with hash -601330749, now seen corresponding path program 3 times [2020-10-27 00:57:57,903 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:57,903 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1936914934] [2020-10-27 00:57:57,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:57,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:57,923 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-27 00:57:58,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-27 00:57:58,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 00:57:58,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:57:58,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 29 [2020-10-27 00:57:58,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:57:58,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:57:58,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 00:57:58,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:58,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:58,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:57:58,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:58,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:58,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:58,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:58,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:57:58,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,102 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:58,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:58,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:58,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,103 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:58,103 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:57:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,109 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:58,109 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,109 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:58,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:58,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,110 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:58,110 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,114 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2020-10-27 00:57:58,115 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1936914934] [2020-10-27 00:57:58,115 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:57:58,115 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2020-10-27 00:57:58,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1276281193] [2020-10-27 00:57:58,116 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-10-27 00:57:58,116 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:57:58,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-10-27 00:57:58,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-10-27 00:57:58,117 INFO L87 Difference]: Start difference. First operand 37 states and 44 transitions. Second operand 7 states. [2020-10-27 00:57:58,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:57:58,440 INFO L93 Difference]: Finished difference Result 54 states and 67 transitions. [2020-10-27 00:57:58,441 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-10-27 00:57:58,441 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 33 [2020-10-27 00:57:58,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:57:58,443 INFO L225 Difference]: With dead ends: 54 [2020-10-27 00:57:58,443 INFO L226 Difference]: Without dead ends: 48 [2020-10-27 00:57:58,443 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 9 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2020-10-27 00:57:58,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 48 states. [2020-10-27 00:57:58,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 48 to 43. [2020-10-27 00:57:58,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-10-27 00:57:58,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 53 transitions. [2020-10-27 00:57:58,455 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 53 transitions. Word has length 33 [2020-10-27 00:57:58,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:57:58,456 INFO L481 AbstractCegarLoop]: Abstraction has 43 states and 53 transitions. [2020-10-27 00:57:58,456 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-10-27 00:57:58,456 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 53 transitions. [2020-10-27 00:57:58,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-10-27 00:57:58,457 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:58,457 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:58,458 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 00:57:58,458 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:58,458 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:58,458 INFO L82 PathProgramCache]: Analyzing trace with hash -199607302, now seen corresponding path program 4 times [2020-10-27 00:57:58,459 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:58,459 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [22760568] [2020-10-27 00:57:58,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:58,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-27 00:57:58,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 102 [2020-10-27 00:57:58,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 00:57:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:57:58,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-27 00:57:58,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:57:58,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,679 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:57:58,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 00:57:58,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:58,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:58,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:57:58,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:58,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:58,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:58,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:58,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:57:58,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:58,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:58,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:58,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:58,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:57:58,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,701 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,701 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:58,701 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:58,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:58,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:58,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:57:58,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:58,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:58,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:58,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:58,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:58,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:58,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:58,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:58,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:58,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:58,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:58,713 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-10-27 00:57:58,713 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [22760568] [2020-10-27 00:57:58,713 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:57:58,713 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-10-27 00:57:58,714 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1541988115] [2020-10-27 00:57:58,714 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 00:57:58,714 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:57:58,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 00:57:58,715 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2020-10-27 00:57:58,715 INFO L87 Difference]: Start difference. First operand 43 states and 53 transitions. Second operand 8 states. [2020-10-27 00:57:59,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:57:59,142 INFO L93 Difference]: Finished difference Result 60 states and 76 transitions. [2020-10-27 00:57:59,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-10-27 00:57:59,142 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 40 [2020-10-27 00:57:59,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:57:59,144 INFO L225 Difference]: With dead ends: 60 [2020-10-27 00:57:59,144 INFO L226 Difference]: Without dead ends: 54 [2020-10-27 00:57:59,145 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=63, Invalid=93, Unknown=0, NotChecked=0, Total=156 [2020-10-27 00:57:59,145 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 54 states. [2020-10-27 00:57:59,156 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 54 to 49. [2020-10-27 00:57:59,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 49 states. [2020-10-27 00:57:59,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 62 transitions. [2020-10-27 00:57:59,158 INFO L78 Accepts]: Start accepts. Automaton has 49 states and 62 transitions. Word has length 40 [2020-10-27 00:57:59,158 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:57:59,158 INFO L481 AbstractCegarLoop]: Abstraction has 49 states and 62 transitions. [2020-10-27 00:57:59,158 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 00:57:59,158 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2020-10-27 00:57:59,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-10-27 00:57:59,160 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:59,160 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:59,160 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 00:57:59,160 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:59,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:59,161 INFO L82 PathProgramCache]: Analyzing trace with hash -2132865053, now seen corresponding path program 5 times [2020-10-27 00:57:59,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:59,161 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1370326398] [2020-10-27 00:57:59,161 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:59,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:59,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 67 [2020-10-27 00:57:59,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:59,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 124 [2020-10-27 00:57:59,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:59,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-27 00:57:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:57:59,301 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 47 [2020-10-27 00:57:59,301 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:59,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:57:59,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:59,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:59,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:57:59,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:59,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:57:59,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:57:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:59,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:57:59,426 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:59,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:57:59,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:59,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:59,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:59,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:59,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:57:59,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:59,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:59,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:59,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:59,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:59,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:57:59,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:59,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:59,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:59,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:59,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:59,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:59,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:59,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:59,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:59,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:59,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:57:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:59,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:59,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:59,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:59,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:59,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:59,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:59,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:59,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:59,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:59,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:57:59,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:59,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:59,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:59,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:59,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:59,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:59,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:59,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:59,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:59,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:59,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:57:59,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:57:59,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:57:59,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:57:59,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:57:59,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:57:59,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:57:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:57:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:57:59,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:57:59,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:57:59,463 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 55 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2020-10-27 00:57:59,463 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1370326398] [2020-10-27 00:57:59,464 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:57:59,464 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9] total 9 [2020-10-27 00:57:59,464 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [996196144] [2020-10-27 00:57:59,465 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 00:57:59,465 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:57:59,465 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 00:57:59,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-10-27 00:57:59,466 INFO L87 Difference]: Start difference. First operand 49 states and 62 transitions. Second operand 9 states. [2020-10-27 00:57:59,935 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:57:59,935 INFO L93 Difference]: Finished difference Result 66 states and 85 transitions. [2020-10-27 00:57:59,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-10-27 00:57:59,936 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 47 [2020-10-27 00:57:59,936 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:57:59,937 INFO L225 Difference]: With dead ends: 66 [2020-10-27 00:57:59,937 INFO L226 Difference]: Without dead ends: 60 [2020-10-27 00:57:59,938 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 20 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=84, Invalid=126, Unknown=0, NotChecked=0, Total=210 [2020-10-27 00:57:59,938 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 60 states. [2020-10-27 00:57:59,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 60 to 55. [2020-10-27 00:57:59,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-10-27 00:57:59,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 71 transitions. [2020-10-27 00:57:59,952 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 71 transitions. Word has length 47 [2020-10-27 00:57:59,952 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:57:59,952 INFO L481 AbstractCegarLoop]: Abstraction has 55 states and 71 transitions. [2020-10-27 00:57:59,952 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 00:57:59,952 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 71 transitions. [2020-10-27 00:57:59,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-10-27 00:57:59,954 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:57:59,955 INFO L422 BasicCegarLoop]: trace histogram [6, 6, 6, 6, 6, 6, 6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:57:59,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 00:57:59,955 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:57:59,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:57:59,955 INFO L82 PathProgramCache]: Analyzing trace with hash -209144870, now seen corresponding path program 6 times [2020-10-27 00:57:59,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:57:59,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1406225642] [2020-10-27 00:57:59,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:57:59,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:57:59,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 76 [2020-10-27 00:58:00,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 136 [2020-10-27 00:58:00,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 00:58:00,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:00,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 56 [2020-10-27 00:58:00,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:00,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:00,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:00,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 00:58:00,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:00,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:00,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:00,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:00,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:00,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 00:58:00,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:00,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:00,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:00,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:00,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:00,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:00,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:00,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:00,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:00,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:00,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:00,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:00,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:00,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:00,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:00,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:00,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:00,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:00,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:00,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:00,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,272 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:00,272 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:00,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:00,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:00,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:00,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:00,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:00,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:00,285 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:00,285 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:00,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:00,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:00,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:00,293 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:00,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:00,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:00,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:00,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:00,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:00,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:00,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:00,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 5 [2020-10-27 00:58:00,304 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 0 proven. 81 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2020-10-27 00:58:00,305 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1406225642] [2020-10-27 00:58:00,305 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:00,305 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-10-27 00:58:00,305 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371359456] [2020-10-27 00:58:00,306 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-27 00:58:00,306 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:00,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-27 00:58:00,307 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=52, Unknown=0, NotChecked=0, Total=90 [2020-10-27 00:58:00,307 INFO L87 Difference]: Start difference. First operand 55 states and 71 transitions. Second operand 10 states. [2020-10-27 00:58:00,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:00,924 INFO L93 Difference]: Finished difference Result 72 states and 94 transitions. [2020-10-27 00:58:00,924 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-10-27 00:58:00,925 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 54 [2020-10-27 00:58:00,925 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:00,926 INFO L225 Difference]: With dead ends: 72 [2020-10-27 00:58:00,926 INFO L226 Difference]: Without dead ends: 66 [2020-10-27 00:58:00,927 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=108, Invalid=164, Unknown=0, NotChecked=0, Total=272 [2020-10-27 00:58:00,927 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-10-27 00:58:00,942 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 61. [2020-10-27 00:58:00,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-10-27 00:58:00,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 80 transitions. [2020-10-27 00:58:00,943 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 80 transitions. Word has length 54 [2020-10-27 00:58:00,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:00,944 INFO L481 AbstractCegarLoop]: Abstraction has 61 states and 80 transitions. [2020-10-27 00:58:00,944 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-27 00:58:00,944 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 80 transitions. [2020-10-27 00:58:00,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-10-27 00:58:00,946 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:00,946 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:00,946 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 00:58:00,946 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:00,947 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:00,947 INFO L82 PathProgramCache]: Analyzing trace with hash 2056518659, now seen corresponding path program 7 times [2020-10-27 00:58:00,947 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:00,947 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1928826131] [2020-10-27 00:58:00,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:00,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:00,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 85 [2020-10-27 00:58:01,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-27 00:58:01,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-27 00:58:01,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:01,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 65 [2020-10-27 00:58:01,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:01,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:01,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:01,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:01,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:01,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:01,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:01,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:01,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:01,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:01,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:01,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,223 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,224 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,224 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:01,224 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:01,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:01,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:01,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:01,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:01,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:01,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:01,233 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:01,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:01,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:01,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:01,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:01,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 00:58:01,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:01,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,251 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:01,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 00:58:01,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:01,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,252 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:01,252 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:01,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,262 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,262 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:01,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:01,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,263 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:01,263 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:01,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:01,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:01,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:01,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:01,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:01,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:01,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:01,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:01,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:01,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:01,278 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 112 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2020-10-27 00:58:01,278 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1928826131] [2020-10-27 00:58:01,279 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:01,279 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-27 00:58:01,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107710619] [2020-10-27 00:58:01,282 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-27 00:58:01,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:01,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-27 00:58:01,291 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=47, Invalid=63, Unknown=0, NotChecked=0, Total=110 [2020-10-27 00:58:01,292 INFO L87 Difference]: Start difference. First operand 61 states and 80 transitions. Second operand 11 states. [2020-10-27 00:58:01,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:01,927 INFO L93 Difference]: Finished difference Result 78 states and 103 transitions. [2020-10-27 00:58:01,927 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-10-27 00:58:01,927 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 61 [2020-10-27 00:58:01,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:01,929 INFO L225 Difference]: With dead ends: 78 [2020-10-27 00:58:01,930 INFO L226 Difference]: Without dead ends: 72 [2020-10-27 00:58:01,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=135, Invalid=207, Unknown=0, NotChecked=0, Total=342 [2020-10-27 00:58:01,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-10-27 00:58:01,952 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 67. [2020-10-27 00:58:01,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-10-27 00:58:01,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 89 transitions. [2020-10-27 00:58:01,956 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 89 transitions. Word has length 61 [2020-10-27 00:58:01,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:01,956 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 89 transitions. [2020-10-27 00:58:01,956 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-27 00:58:01,956 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2020-10-27 00:58:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2020-10-27 00:58:01,962 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:01,962 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:01,963 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-10-27 00:58:01,963 INFO L429 AbstractCegarLoop]: === Iteration 10 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:01,963 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:01,963 INFO L82 PathProgramCache]: Analyzing trace with hash -120069190, now seen corresponding path program 8 times [2020-10-27 00:58:01,964 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:01,964 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [354954838] [2020-10-27 00:58:01,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:01,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:01,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-27 00:58:02,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 269 [2020-10-27 00:58:02,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 10 [2020-10-27 00:58:02,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:02,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 74 [2020-10-27 00:58:02,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:02,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:02,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 00:58:02,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:02,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:02,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:02,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:02,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:02,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:02,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:02,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:02,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:02,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:02,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:02,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:02,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:02,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:02,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:02,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:02,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:02,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:02,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:02,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:02,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:02,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:02,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:02,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:02,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:02,488 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 148 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2020-10-27 00:58:02,488 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [354954838] [2020-10-27 00:58:02,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:02,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-27 00:58:02,489 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1012489616] [2020-10-27 00:58:02,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 00:58:02,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:02,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 00:58:02,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=75, Unknown=0, NotChecked=0, Total=132 [2020-10-27 00:58:02,491 INFO L87 Difference]: Start difference. First operand 67 states and 89 transitions. Second operand 12 states. [2020-10-27 00:58:03,166 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:03,166 INFO L93 Difference]: Finished difference Result 84 states and 112 transitions. [2020-10-27 00:58:03,167 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-27 00:58:03,167 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 68 [2020-10-27 00:58:03,168 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:03,169 INFO L225 Difference]: With dead ends: 84 [2020-10-27 00:58:03,169 INFO L226 Difference]: Without dead ends: 78 [2020-10-27 00:58:03,170 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=165, Invalid=255, Unknown=0, NotChecked=0, Total=420 [2020-10-27 00:58:03,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 78 states. [2020-10-27 00:58:03,225 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 78 to 73. [2020-10-27 00:58:03,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 73 states. [2020-10-27 00:58:03,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 73 states and 98 transitions. [2020-10-27 00:58:03,226 INFO L78 Accepts]: Start accepts. Automaton has 73 states and 98 transitions. Word has length 68 [2020-10-27 00:58:03,226 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:03,227 INFO L481 AbstractCegarLoop]: Abstraction has 73 states and 98 transitions. [2020-10-27 00:58:03,227 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 00:58:03,227 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 98 transitions. [2020-10-27 00:58:03,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2020-10-27 00:58:03,234 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:03,234 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 9, 9, 9, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:03,235 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-10-27 00:58:03,235 INFO L429 AbstractCegarLoop]: === Iteration 11 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:03,235 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:03,235 INFO L82 PathProgramCache]: Analyzing trace with hash -358010845, now seen corresponding path program 9 times [2020-10-27 00:58:03,235 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:03,236 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1265689031] [2020-10-27 00:58:03,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:03,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 103 [2020-10-27 00:58:03,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 229 [2020-10-27 00:58:03,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-27 00:58:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:03,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 83 [2020-10-27 00:58:03,490 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:03,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:03,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:03,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,656 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,656 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:03,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,660 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:03,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:03,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:03,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:03,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,680 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,680 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,680 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,680 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,680 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:03,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,685 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:03,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:03,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:03,693 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:03,693 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:03,693 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:03,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:03,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:03,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:03,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:03,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:03,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:03,702 INFO L134 CoverageAnalysis]: Checked inductivity of 261 backedges. 0 proven. 189 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2020-10-27 00:58:03,703 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1265689031] [2020-10-27 00:58:03,703 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:03,703 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13] total 13 [2020-10-27 00:58:03,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [681823337] [2020-10-27 00:58:03,704 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 00:58:03,704 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:03,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 00:58:03,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=88, Unknown=0, NotChecked=0, Total=156 [2020-10-27 00:58:03,705 INFO L87 Difference]: Start difference. First operand 73 states and 98 transitions. Second operand 13 states. [2020-10-27 00:58:04,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:04,456 INFO L93 Difference]: Finished difference Result 90 states and 121 transitions. [2020-10-27 00:58:04,457 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 00:58:04,457 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 75 [2020-10-27 00:58:04,458 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:04,458 INFO L225 Difference]: With dead ends: 90 [2020-10-27 00:58:04,459 INFO L226 Difference]: Without dead ends: 84 [2020-10-27 00:58:04,461 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=198, Invalid=308, Unknown=0, NotChecked=0, Total=506 [2020-10-27 00:58:04,462 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2020-10-27 00:58:04,488 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 79. [2020-10-27 00:58:04,488 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-10-27 00:58:04,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 107 transitions. [2020-10-27 00:58:04,493 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 107 transitions. Word has length 75 [2020-10-27 00:58:04,493 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:04,493 INFO L481 AbstractCegarLoop]: Abstraction has 79 states and 107 transitions. [2020-10-27 00:58:04,493 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 00:58:04,493 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2020-10-27 00:58:04,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2020-10-27 00:58:04,496 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:04,496 INFO L422 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:04,496 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-10-27 00:58:04,496 INFO L429 AbstractCegarLoop]: === Iteration 12 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:04,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:04,497 INFO L82 PathProgramCache]: Analyzing trace with hash -261764198, now seen corresponding path program 10 times [2020-10-27 00:58:04,498 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:04,498 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [792205045] [2020-10-27 00:58:04,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:04,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 112 [2020-10-27 00:58:04,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 210 [2020-10-27 00:58:04,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-27 00:58:04,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:04,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 92 [2020-10-27 00:58:04,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:04,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,892 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:04,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:04,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:04,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:04,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:04,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:04,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:04,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:04,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:04,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:04,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:04,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:04,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,953 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:04,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,955 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:04,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:04,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:04,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:04,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:04,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:04,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:04,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:04,961 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:04,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:04,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:04,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:04,971 INFO L134 CoverageAnalysis]: Checked inductivity of 325 backedges. 0 proven. 235 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-10-27 00:58:04,972 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [792205045] [2020-10-27 00:58:04,972 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:04,972 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-27 00:58:04,972 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1405443719] [2020-10-27 00:58:04,973 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-27 00:58:04,973 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:04,973 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-27 00:58:04,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=102, Unknown=0, NotChecked=0, Total=182 [2020-10-27 00:58:04,974 INFO L87 Difference]: Start difference. First operand 79 states and 107 transitions. Second operand 14 states. [2020-10-27 00:58:05,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:05,815 INFO L93 Difference]: Finished difference Result 96 states and 130 transitions. [2020-10-27 00:58:05,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-27 00:58:05,816 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 82 [2020-10-27 00:58:05,816 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:05,818 INFO L225 Difference]: With dead ends: 96 [2020-10-27 00:58:05,818 INFO L226 Difference]: Without dead ends: 90 [2020-10-27 00:58:05,819 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 65 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=234, Invalid=366, Unknown=0, NotChecked=0, Total=600 [2020-10-27 00:58:05,819 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2020-10-27 00:58:05,843 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 85. [2020-10-27 00:58:05,843 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-10-27 00:58:05,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 116 transitions. [2020-10-27 00:58:05,844 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 116 transitions. Word has length 82 [2020-10-27 00:58:05,844 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:05,844 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 116 transitions. [2020-10-27 00:58:05,845 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-27 00:58:05,845 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 116 transitions. [2020-10-27 00:58:05,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-10-27 00:58:05,848 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:05,848 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 11, 11, 11, 11, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:05,848 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-10-27 00:58:05,848 INFO L429 AbstractCegarLoop]: === Iteration 13 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:05,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:05,849 INFO L82 PathProgramCache]: Analyzing trace with hash -553604029, now seen corresponding path program 11 times [2020-10-27 00:58:05,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:05,849 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [223233778] [2020-10-27 00:58:05,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:05,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:05,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 121 [2020-10-27 00:58:06,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 261 [2020-10-27 00:58:06,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 13 [2020-10-27 00:58:06,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:06,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 101 [2020-10-27 00:58:06,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:06,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:06,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 00:58:06,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:06,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:06,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,317 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:06,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,320 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,320 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,320 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:06,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,324 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,325 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:06,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:06,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,332 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:06,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:06,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,341 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:06,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:06,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:06,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,355 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,355 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,355 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,355 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,356 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,356 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:06,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,360 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,360 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,360 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,360 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:06,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:06,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:06,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:06,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:06,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:06,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:06,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:06,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:06,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:06,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:06,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:06,376 INFO L134 CoverageAnalysis]: Checked inductivity of 396 backedges. 0 proven. 286 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2020-10-27 00:58:06,376 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [223233778] [2020-10-27 00:58:06,377 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:06,377 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15] total 15 [2020-10-27 00:58:06,377 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [97393510] [2020-10-27 00:58:06,377 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-10-27 00:58:06,378 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:06,378 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-10-27 00:58:06,378 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=93, Invalid=117, Unknown=0, NotChecked=0, Total=210 [2020-10-27 00:58:06,378 INFO L87 Difference]: Start difference. First operand 85 states and 116 transitions. Second operand 15 states. [2020-10-27 00:58:07,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:07,333 INFO L93 Difference]: Finished difference Result 102 states and 139 transitions. [2020-10-27 00:58:07,334 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 00:58:07,334 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 89 [2020-10-27 00:58:07,334 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:07,336 INFO L225 Difference]: With dead ends: 102 [2020-10-27 00:58:07,336 INFO L226 Difference]: Without dead ends: 96 [2020-10-27 00:58:07,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 77 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=273, Invalid=429, Unknown=0, NotChecked=0, Total=702 [2020-10-27 00:58:07,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 96 states. [2020-10-27 00:58:07,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 96 to 91. [2020-10-27 00:58:07,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 91 states. [2020-10-27 00:58:07,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 125 transitions. [2020-10-27 00:58:07,356 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 125 transitions. Word has length 89 [2020-10-27 00:58:07,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:07,356 INFO L481 AbstractCegarLoop]: Abstraction has 91 states and 125 transitions. [2020-10-27 00:58:07,356 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-10-27 00:58:07,356 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2020-10-27 00:58:07,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2020-10-27 00:58:07,358 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:07,358 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 12, 12, 12, 12, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:07,358 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-10-27 00:58:07,358 INFO L429 AbstractCegarLoop]: === Iteration 14 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:07,358 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:07,359 INFO L82 PathProgramCache]: Analyzing trace with hash -904893574, now seen corresponding path program 12 times [2020-10-27 00:58:07,359 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:07,359 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [457943881] [2020-10-27 00:58:07,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:07,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 130 [2020-10-27 00:58:07,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 244 [2020-10-27 00:58:07,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 14 [2020-10-27 00:58:07,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:07,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 110 [2020-10-27 00:58:07,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:07,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:07,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:07,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:07,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:07,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,873 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,873 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,873 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,873 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,874 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,874 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:07,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:07,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:07,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:07,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:07,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:07,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:07,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:07,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,915 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:07,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,916 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:07,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:07,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:07,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:07,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:07,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:07,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:07,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:07,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:07,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:07,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:07,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:07,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:07,947 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 0 proven. 342 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2020-10-27 00:58:07,947 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [457943881] [2020-10-27 00:58:07,948 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:07,948 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [16] total 16 [2020-10-27 00:58:07,948 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1450353980] [2020-10-27 00:58:07,948 INFO L461 AbstractCegarLoop]: Interpolant automaton has 16 states [2020-10-27 00:58:07,949 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:07,949 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2020-10-27 00:58:07,949 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=107, Invalid=133, Unknown=0, NotChecked=0, Total=240 [2020-10-27 00:58:07,950 INFO L87 Difference]: Start difference. First operand 91 states and 125 transitions. Second operand 16 states. [2020-10-27 00:58:09,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:09,014 INFO L93 Difference]: Finished difference Result 108 states and 148 transitions. [2020-10-27 00:58:09,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 00:58:09,015 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 96 [2020-10-27 00:58:09,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:09,017 INFO L225 Difference]: With dead ends: 108 [2020-10-27 00:58:09,017 INFO L226 Difference]: Without dead ends: 102 [2020-10-27 00:58:09,019 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 54 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 90 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=315, Invalid=497, Unknown=0, NotChecked=0, Total=812 [2020-10-27 00:58:09,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 102 states. [2020-10-27 00:58:09,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 102 to 97. [2020-10-27 00:58:09,035 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2020-10-27 00:58:09,037 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 134 transitions. [2020-10-27 00:58:09,037 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 134 transitions. Word has length 96 [2020-10-27 00:58:09,039 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:09,039 INFO L481 AbstractCegarLoop]: Abstraction has 97 states and 134 transitions. [2020-10-27 00:58:09,039 INFO L482 AbstractCegarLoop]: Interpolant automaton has 16 states. [2020-10-27 00:58:09,039 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2020-10-27 00:58:09,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2020-10-27 00:58:09,042 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:09,042 INFO L422 BasicCegarLoop]: trace histogram [13, 13, 13, 13, 13, 13, 13, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:09,042 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2020-10-27 00:58:09,042 INFO L429 AbstractCegarLoop]: === Iteration 15 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:09,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:09,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1912369251, now seen corresponding path program 13 times [2020-10-27 00:58:09,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:09,044 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [397427806] [2020-10-27 00:58:09,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:09,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 139 [2020-10-27 00:58:09,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 261 [2020-10-27 00:58:09,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 15 [2020-10-27 00:58:09,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:09,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 119 [2020-10-27 00:58:09,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:09,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:09,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:09,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:09,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:09,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:09,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,573 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,574 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:09,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:09,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,582 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:09,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:09,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,589 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,590 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,590 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,590 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,590 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,591 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:09,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,593 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,594 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,595 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,595 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:09,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:09,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,603 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,603 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,603 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,604 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,604 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,605 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:09,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,607 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,607 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,607 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,607 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,608 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:09,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,611 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,611 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,612 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,612 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,612 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,612 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,613 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:09,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,614 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,617 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:09,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,620 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:09,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:09,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:09,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:09,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:09,640 INFO L134 CoverageAnalysis]: Checked inductivity of 559 backedges. 0 proven. 403 refuted. 0 times theorem prover too weak. 156 trivial. 0 not checked. [2020-10-27 00:58:09,640 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [397427806] [2020-10-27 00:58:09,640 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:09,641 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17] total 17 [2020-10-27 00:58:09,641 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1923068496] [2020-10-27 00:58:09,641 INFO L461 AbstractCegarLoop]: Interpolant automaton has 17 states [2020-10-27 00:58:09,641 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:09,642 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2020-10-27 00:58:09,642 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=122, Invalid=150, Unknown=0, NotChecked=0, Total=272 [2020-10-27 00:58:09,642 INFO L87 Difference]: Start difference. First operand 97 states and 134 transitions. Second operand 17 states. [2020-10-27 00:58:10,801 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:10,802 INFO L93 Difference]: Finished difference Result 114 states and 157 transitions. [2020-10-27 00:58:10,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2020-10-27 00:58:10,802 INFO L78 Accepts]: Start accepts. Automaton has 17 states. Word has length 103 [2020-10-27 00:58:10,803 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:10,804 INFO L225 Difference]: With dead ends: 114 [2020-10-27 00:58:10,804 INFO L226 Difference]: Without dead ends: 108 [2020-10-27 00:58:10,807 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 29 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=360, Invalid=570, Unknown=0, NotChecked=0, Total=930 [2020-10-27 00:58:10,808 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2020-10-27 00:58:10,823 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 103. [2020-10-27 00:58:10,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 103 states. [2020-10-27 00:58:10,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 143 transitions. [2020-10-27 00:58:10,825 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 143 transitions. Word has length 103 [2020-10-27 00:58:10,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:10,826 INFO L481 AbstractCegarLoop]: Abstraction has 103 states and 143 transitions. [2020-10-27 00:58:10,826 INFO L482 AbstractCegarLoop]: Interpolant automaton has 17 states. [2020-10-27 00:58:10,826 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 143 transitions. [2020-10-27 00:58:10,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2020-10-27 00:58:10,827 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:10,827 INFO L422 BasicCegarLoop]: trace histogram [14, 14, 14, 14, 14, 14, 14, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:10,828 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2020-10-27 00:58:10,828 INFO L429 AbstractCegarLoop]: === Iteration 16 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:10,828 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:10,828 INFO L82 PathProgramCache]: Analyzing trace with hash 1496695642, now seen corresponding path program 14 times [2020-10-27 00:58:10,828 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:10,829 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [81891371] [2020-10-27 00:58:10,829 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:10,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:10,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-27 00:58:11,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 317 [2020-10-27 00:58:11,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 16 [2020-10-27 00:58:11,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:11,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 128 [2020-10-27 00:58:11,162 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:11,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:11,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:11,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:11,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:11,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:11,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:11,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:11,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:11,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:11,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:11,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:11,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:11,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:11,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:11,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:11,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:11,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:11,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:11,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:11,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:11,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:11,490 INFO L134 CoverageAnalysis]: Checked inductivity of 651 backedges. 0 proven. 469 refuted. 0 times theorem prover too weak. 182 trivial. 0 not checked. [2020-10-27 00:58:11,490 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [81891371] [2020-10-27 00:58:11,490 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:11,490 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-27 00:58:11,491 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2079234580] [2020-10-27 00:58:11,491 INFO L461 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-27 00:58:11,491 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:11,492 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-27 00:58:11,492 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=138, Invalid=168, Unknown=0, NotChecked=0, Total=306 [2020-10-27 00:58:11,492 INFO L87 Difference]: Start difference. First operand 103 states and 143 transitions. Second operand 18 states. [2020-10-27 00:58:12,711 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:12,711 INFO L93 Difference]: Finished difference Result 120 states and 166 transitions. [2020-10-27 00:58:12,712 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-27 00:58:12,713 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 110 [2020-10-27 00:58:12,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:12,714 INFO L225 Difference]: With dead ends: 120 [2020-10-27 00:58:12,714 INFO L226 Difference]: Without dead ends: 114 [2020-10-27 00:58:12,717 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=408, Invalid=648, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 00:58:12,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-10-27 00:58:12,732 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 109. [2020-10-27 00:58:12,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 109 states. [2020-10-27 00:58:12,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 109 states and 152 transitions. [2020-10-27 00:58:12,733 INFO L78 Accepts]: Start accepts. Automaton has 109 states and 152 transitions. Word has length 110 [2020-10-27 00:58:12,734 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:12,734 INFO L481 AbstractCegarLoop]: Abstraction has 109 states and 152 transitions. [2020-10-27 00:58:12,734 INFO L482 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-10-27 00:58:12,734 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 152 transitions. [2020-10-27 00:58:12,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2020-10-27 00:58:12,736 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:12,736 INFO L422 BasicCegarLoop]: trace histogram [15, 15, 15, 15, 15, 15, 15, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:12,736 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2020-10-27 00:58:12,736 INFO L429 AbstractCegarLoop]: === Iteration 17 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:12,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:12,737 INFO L82 PathProgramCache]: Analyzing trace with hash -360809341, now seen corresponding path program 15 times [2020-10-27 00:58:12,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:12,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [623442860] [2020-10-27 00:58:12,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:12,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:12,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 157 [2020-10-27 00:58:13,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 350 [2020-10-27 00:58:13,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 17 [2020-10-27 00:58:13,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:13,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-27 00:58:13,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:13,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:13,385 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,385 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 00:58:13,385 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:13,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:13,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,390 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:13,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,393 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,394 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:13,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,397 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,397 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,397 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,397 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:13,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:13,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:13,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:13,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:13,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:13,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:13,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:13,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:13,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:13,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:13,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,449 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:13,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:13,450 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:13,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:13,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:13,469 INFO L134 CoverageAnalysis]: Checked inductivity of 750 backedges. 0 proven. 540 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2020-10-27 00:58:13,469 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [623442860] [2020-10-27 00:58:13,469 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:13,469 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-27 00:58:13,470 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1379858310] [2020-10-27 00:58:13,470 INFO L461 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-27 00:58:13,470 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:13,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-27 00:58:13,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=155, Invalid=187, Unknown=0, NotChecked=0, Total=342 [2020-10-27 00:58:13,471 INFO L87 Difference]: Start difference. First operand 109 states and 152 transitions. Second operand 19 states. [2020-10-27 00:58:14,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:14,761 INFO L93 Difference]: Finished difference Result 126 states and 175 transitions. [2020-10-27 00:58:14,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-27 00:58:14,762 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 117 [2020-10-27 00:58:14,763 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:14,764 INFO L225 Difference]: With dead ends: 126 [2020-10-27 00:58:14,764 INFO L226 Difference]: Without dead ends: 120 [2020-10-27 00:58:14,765 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 135 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=459, Invalid=731, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 00:58:14,766 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 120 states. [2020-10-27 00:58:14,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 120 to 115. [2020-10-27 00:58:14,782 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-10-27 00:58:14,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 161 transitions. [2020-10-27 00:58:14,783 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 161 transitions. Word has length 117 [2020-10-27 00:58:14,783 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:14,783 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 161 transitions. [2020-10-27 00:58:14,784 INFO L482 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-27 00:58:14,784 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 161 transitions. [2020-10-27 00:58:14,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2020-10-27 00:58:14,785 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:14,785 INFO L422 BasicCegarLoop]: trace histogram [16, 16, 16, 16, 16, 16, 16, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:14,786 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2020-10-27 00:58:14,786 INFO L429 AbstractCegarLoop]: === Iteration 18 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:14,786 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:14,786 INFO L82 PathProgramCache]: Analyzing trace with hash 884200250, now seen corresponding path program 16 times [2020-10-27 00:58:14,786 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:14,787 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1451478331] [2020-10-27 00:58:14,787 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:14,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:14,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 166 [2020-10-27 00:58:15,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,210 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 406 [2020-10-27 00:58:15,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 18 [2020-10-27 00:58:15,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:15,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 146 [2020-10-27 00:58:15,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:15,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:15,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:15,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:15,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:15,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:15,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,498 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:15,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,499 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,500 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:15,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:15,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:15,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:15,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,517 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,517 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,517 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:15,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:15,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,528 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:15,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:15,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,539 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,540 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:15,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,543 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,543 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,543 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:15,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,552 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:15,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:15,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:15,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:15,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:15,556 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:15,556 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:15,556 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:15,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:15,556 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:15,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:15,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:15,577 INFO L134 CoverageAnalysis]: Checked inductivity of 856 backedges. 0 proven. 616 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2020-10-27 00:58:15,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1451478331] [2020-10-27 00:58:15,577 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:15,578 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20] total 20 [2020-10-27 00:58:15,578 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599354668] [2020-10-27 00:58:15,580 INFO L461 AbstractCegarLoop]: Interpolant automaton has 20 states [2020-10-27 00:58:15,580 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:15,580 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2020-10-27 00:58:15,584 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=173, Invalid=207, Unknown=0, NotChecked=0, Total=380 [2020-10-27 00:58:15,585 INFO L87 Difference]: Start difference. First operand 115 states and 161 transitions. Second operand 20 states. [2020-10-27 00:58:17,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:17,021 INFO L93 Difference]: Finished difference Result 132 states and 184 transitions. [2020-10-27 00:58:17,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-27 00:58:17,022 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 124 [2020-10-27 00:58:17,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:17,024 INFO L225 Difference]: With dead ends: 132 [2020-10-27 00:58:17,024 INFO L226 Difference]: Without dead ends: 126 [2020-10-27 00:58:17,025 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 35 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 152 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=513, Invalid=819, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 00:58:17,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2020-10-27 00:58:17,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 121. [2020-10-27 00:58:17,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2020-10-27 00:58:17,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 170 transitions. [2020-10-27 00:58:17,043 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 170 transitions. Word has length 124 [2020-10-27 00:58:17,044 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:17,044 INFO L481 AbstractCegarLoop]: Abstraction has 121 states and 170 transitions. [2020-10-27 00:58:17,044 INFO L482 AbstractCegarLoop]: Interpolant automaton has 20 states. [2020-10-27 00:58:17,044 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 170 transitions. [2020-10-27 00:58:17,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2020-10-27 00:58:17,045 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:17,046 INFO L422 BasicCegarLoop]: trace histogram [17, 17, 17, 17, 17, 17, 17, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:17,046 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2020-10-27 00:58:17,046 INFO L429 AbstractCegarLoop]: === Iteration 19 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:17,046 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:17,046 INFO L82 PathProgramCache]: Analyzing trace with hash -605499229, now seen corresponding path program 17 times [2020-10-27 00:58:17,046 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:17,047 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [597567156] [2020-10-27 00:58:17,047 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:17,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 175 [2020-10-27 00:58:17,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 412 [2020-10-27 00:58:17,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 19 [2020-10-27 00:58:17,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:17,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 155 [2020-10-27 00:58:17,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:17,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:17,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:17,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:17,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:17,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:17,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:17,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:17,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:17,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:17,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,872 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:17,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,878 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:17,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:17,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:17,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,893 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:17,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:17,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,903 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:17,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,914 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,914 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:17,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,922 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:17,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:17,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:17,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,936 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,937 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:17,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:17,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:17,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:17,943 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:17,943 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:17,943 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:17,943 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:17,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:17,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:17,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:17,944 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:17,978 INFO L134 CoverageAnalysis]: Checked inductivity of 969 backedges. 0 proven. 697 refuted. 0 times theorem prover too weak. 272 trivial. 0 not checked. [2020-10-27 00:58:17,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [597567156] [2020-10-27 00:58:17,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:17,979 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21] total 21 [2020-10-27 00:58:17,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [671802629] [2020-10-27 00:58:17,982 INFO L461 AbstractCegarLoop]: Interpolant automaton has 21 states [2020-10-27 00:58:17,982 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:17,983 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2020-10-27 00:58:17,984 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=192, Invalid=228, Unknown=0, NotChecked=0, Total=420 [2020-10-27 00:58:17,985 INFO L87 Difference]: Start difference. First operand 121 states and 170 transitions. Second operand 21 states. [2020-10-27 00:58:19,491 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:19,492 INFO L93 Difference]: Finished difference Result 138 states and 193 transitions. [2020-10-27 00:58:19,492 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-10-27 00:58:19,492 INFO L78 Accepts]: Start accepts. Automaton has 21 states. Word has length 131 [2020-10-27 00:58:19,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:19,494 INFO L225 Difference]: With dead ends: 138 [2020-10-27 00:58:19,494 INFO L226 Difference]: Without dead ends: 132 [2020-10-27 00:58:19,495 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 37 SyntacticMatches, 0 SemanticMatches, 37 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 170 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=570, Invalid=912, Unknown=0, NotChecked=0, Total=1482 [2020-10-27 00:58:19,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-10-27 00:58:19,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 127. [2020-10-27 00:58:19,514 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-10-27 00:58:19,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 179 transitions. [2020-10-27 00:58:19,516 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 179 transitions. Word has length 131 [2020-10-27 00:58:19,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:19,516 INFO L481 AbstractCegarLoop]: Abstraction has 127 states and 179 transitions. [2020-10-27 00:58:19,517 INFO L482 AbstractCegarLoop]: Interpolant automaton has 21 states. [2020-10-27 00:58:19,517 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 179 transitions. [2020-10-27 00:58:19,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-10-27 00:58:19,518 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:19,518 INFO L422 BasicCegarLoop]: trace histogram [18, 18, 18, 18, 18, 18, 18, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:19,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2020-10-27 00:58:19,518 INFO L429 AbstractCegarLoop]: === Iteration 20 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:19,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:19,519 INFO L82 PathProgramCache]: Analyzing trace with hash -1763140838, now seen corresponding path program 18 times [2020-10-27 00:58:19,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:19,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1261716009] [2020-10-27 00:58:19,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:19,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:19,545 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:19,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:19,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 184 [2020-10-27 00:58:19,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:19,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 384 [2020-10-27 00:58:19,921 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 20 [2020-10-27 00:58:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:19,921 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 164 [2020-10-27 00:58:19,921 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,259 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:20,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,261 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:20,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:20,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:20,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:20,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:20,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:20,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,274 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,275 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:20,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,282 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,282 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,282 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,282 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,282 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,283 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,283 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:20,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:20,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:20,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,294 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,294 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:20,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,299 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:20,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:20,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:20,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,310 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:20,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,318 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,322 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,322 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,322 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,322 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,322 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:20,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,330 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,330 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,330 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,330 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,331 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:20,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,335 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:20,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:20,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:20,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:20,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:20,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:20,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:20,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:20,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:20,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:20,339 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:20,339 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:20,366 INFO L134 CoverageAnalysis]: Checked inductivity of 1089 backedges. 0 proven. 783 refuted. 0 times theorem prover too weak. 306 trivial. 0 not checked. [2020-10-27 00:58:20,367 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1261716009] [2020-10-27 00:58:20,367 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:20,367 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-27 00:58:20,367 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1067147736] [2020-10-27 00:58:20,368 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-27 00:58:20,368 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:20,368 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-27 00:58:20,369 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=212, Invalid=250, Unknown=0, NotChecked=0, Total=462 [2020-10-27 00:58:20,369 INFO L87 Difference]: Start difference. First operand 127 states and 179 transitions. Second operand 22 states. [2020-10-27 00:58:21,927 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:21,927 INFO L93 Difference]: Finished difference Result 144 states and 202 transitions. [2020-10-27 00:58:21,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-10-27 00:58:21,928 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 138 [2020-10-27 00:58:21,928 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:21,929 INFO L225 Difference]: With dead ends: 144 [2020-10-27 00:58:21,929 INFO L226 Difference]: Without dead ends: 138 [2020-10-27 00:58:21,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=630, Invalid=1010, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 00:58:21,931 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2020-10-27 00:58:21,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 133. [2020-10-27 00:58:21,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 133 states. [2020-10-27 00:58:21,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 133 states and 188 transitions. [2020-10-27 00:58:21,952 INFO L78 Accepts]: Start accepts. Automaton has 133 states and 188 transitions. Word has length 138 [2020-10-27 00:58:21,953 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:21,953 INFO L481 AbstractCegarLoop]: Abstraction has 133 states and 188 transitions. [2020-10-27 00:58:21,953 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-27 00:58:21,953 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 188 transitions. [2020-10-27 00:58:21,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-27 00:58:21,955 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:21,955 INFO L422 BasicCegarLoop]: trace histogram [19, 19, 19, 19, 19, 19, 19, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:21,955 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2020-10-27 00:58:21,955 INFO L429 AbstractCegarLoop]: === Iteration 21 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:21,956 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:21,956 INFO L82 PathProgramCache]: Analyzing trace with hash 1176333507, now seen corresponding path program 19 times [2020-10-27 00:58:21,956 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:21,956 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [626226206] [2020-10-27 00:58:21,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:21,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:21,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 193 [2020-10-27 00:58:22,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 449 [2020-10-27 00:58:22,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 21 [2020-10-27 00:58:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:22,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 173 [2020-10-27 00:58:22,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:22,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:22,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:22,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:22,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,795 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:22,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:22,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:22,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:22,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:22,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:22,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:22,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,820 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:22,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:22,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:22,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:22,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,844 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:22,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:22,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,850 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,850 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:22,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:22,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:22,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:22,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:22,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:22,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:22,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:22,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:22,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:22,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:22,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:22,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:22,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:22,898 INFO L134 CoverageAnalysis]: Checked inductivity of 1216 backedges. 0 proven. 874 refuted. 0 times theorem prover too weak. 342 trivial. 0 not checked. [2020-10-27 00:58:22,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [626226206] [2020-10-27 00:58:22,898 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:22,898 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2020-10-27 00:58:22,899 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280025644] [2020-10-27 00:58:22,899 INFO L461 AbstractCegarLoop]: Interpolant automaton has 23 states [2020-10-27 00:58:22,899 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:22,900 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2020-10-27 00:58:22,900 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=233, Invalid=273, Unknown=0, NotChecked=0, Total=506 [2020-10-27 00:58:22,900 INFO L87 Difference]: Start difference. First operand 133 states and 188 transitions. Second operand 23 states. [2020-10-27 00:58:24,507 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:24,508 INFO L93 Difference]: Finished difference Result 150 states and 211 transitions. [2020-10-27 00:58:24,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-27 00:58:24,508 INFO L78 Accepts]: Start accepts. Automaton has 23 states. Word has length 145 [2020-10-27 00:58:24,509 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:24,510 INFO L225 Difference]: With dead ends: 150 [2020-10-27 00:58:24,511 INFO L226 Difference]: Without dead ends: 144 [2020-10-27 00:58:24,512 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 41 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 209 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=693, Invalid=1113, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 00:58:24,512 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-10-27 00:58:24,535 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 139. [2020-10-27 00:58:24,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 139 states. [2020-10-27 00:58:24,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 139 states and 197 transitions. [2020-10-27 00:58:24,536 INFO L78 Accepts]: Start accepts. Automaton has 139 states and 197 transitions. Word has length 145 [2020-10-27 00:58:24,537 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:24,537 INFO L481 AbstractCegarLoop]: Abstraction has 139 states and 197 transitions. [2020-10-27 00:58:24,537 INFO L482 AbstractCegarLoop]: Interpolant automaton has 23 states. [2020-10-27 00:58:24,537 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 197 transitions. [2020-10-27 00:58:24,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2020-10-27 00:58:24,539 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:24,539 INFO L422 BasicCegarLoop]: trace histogram [20, 20, 20, 20, 20, 20, 20, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:24,539 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2020-10-27 00:58:24,539 INFO L429 AbstractCegarLoop]: === Iteration 22 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:24,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:24,540 INFO L82 PathProgramCache]: Analyzing trace with hash 1035082490, now seen corresponding path program 20 times [2020-10-27 00:58:24,540 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:24,540 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1665232668] [2020-10-27 00:58:24,540 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:24,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:24,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 202 [2020-10-27 00:58:25,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 511 [2020-10-27 00:58:25,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 22 [2020-10-27 00:58:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:25,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 182 [2020-10-27 00:58:25,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:25,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:25,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:25,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:25,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:25,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,465 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,465 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:25,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:25,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:25,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:25,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:25,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:25,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:25,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:25,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:25,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,503 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,503 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:25,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:25,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,520 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:25,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:25,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:25,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:25,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 00:58:25,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:25,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:25,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:25,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:25,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:25,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:25,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:25,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:25,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:25,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:25,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:25,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1350 backedges. 0 proven. 970 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2020-10-27 00:58:25,585 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1665232668] [2020-10-27 00:58:25,585 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:25,585 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-27 00:58:25,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1357734970] [2020-10-27 00:58:25,586 INFO L461 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-27 00:58:25,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:25,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-27 00:58:25,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=255, Invalid=297, Unknown=0, NotChecked=0, Total=552 [2020-10-27 00:58:25,587 INFO L87 Difference]: Start difference. First operand 139 states and 197 transitions. Second operand 24 states. [2020-10-27 00:58:27,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:27,372 INFO L93 Difference]: Finished difference Result 156 states and 220 transitions. [2020-10-27 00:58:27,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 00:58:27,376 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 152 [2020-10-27 00:58:27,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:27,378 INFO L225 Difference]: With dead ends: 156 [2020-10-27 00:58:27,378 INFO L226 Difference]: Without dead ends: 150 [2020-10-27 00:58:27,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 43 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 230 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=759, Invalid=1221, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 00:58:27,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 150 states. [2020-10-27 00:58:27,395 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 150 to 145. [2020-10-27 00:58:27,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 145 states. [2020-10-27 00:58:27,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 145 states and 206 transitions. [2020-10-27 00:58:27,397 INFO L78 Accepts]: Start accepts. Automaton has 145 states and 206 transitions. Word has length 152 [2020-10-27 00:58:27,397 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:27,397 INFO L481 AbstractCegarLoop]: Abstraction has 145 states and 206 transitions. [2020-10-27 00:58:27,397 INFO L482 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-27 00:58:27,397 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 206 transitions. [2020-10-27 00:58:27,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2020-10-27 00:58:27,399 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:27,399 INFO L422 BasicCegarLoop]: trace histogram [21, 21, 21, 21, 21, 21, 21, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:27,399 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2020-10-27 00:58:27,399 INFO L429 AbstractCegarLoop]: === Iteration 23 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:27,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:27,400 INFO L82 PathProgramCache]: Analyzing trace with hash -1250012957, now seen corresponding path program 21 times [2020-10-27 00:58:27,400 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:27,400 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [532199611] [2020-10-27 00:58:27,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:27,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:27,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:27,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:27,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 211 [2020-10-27 00:58:27,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:27,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 514 [2020-10-27 00:58:27,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 23 [2020-10-27 00:58:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:27,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 191 [2020-10-27 00:58:27,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:28,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:28,387 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,387 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:28,387 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:28,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:28,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,390 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,391 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,391 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,392 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,392 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,392 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,392 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,392 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:28,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,394 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:28,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,398 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,400 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:28,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,401 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,402 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,403 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:28,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,407 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:28,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:28,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:28,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:28,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:28,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,430 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 00:58:28,431 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:28,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:28,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,436 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:28,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,441 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,442 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:28,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,446 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,446 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,446 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,447 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,451 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,452 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,456 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:28,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:28,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:28,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:28,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:28,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 00:58:28,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:28,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:28,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:28,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:28,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:28,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:28,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:28,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:28,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:28,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:28,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:28,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:28,528 INFO L134 CoverageAnalysis]: Checked inductivity of 1491 backedges. 0 proven. 1071 refuted. 0 times theorem prover too weak. 420 trivial. 0 not checked. [2020-10-27 00:58:28,529 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [532199611] [2020-10-27 00:58:28,529 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:28,529 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2020-10-27 00:58:28,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1385053356] [2020-10-27 00:58:28,530 INFO L461 AbstractCegarLoop]: Interpolant automaton has 25 states [2020-10-27 00:58:28,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:28,530 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2020-10-27 00:58:28,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=278, Invalid=322, Unknown=0, NotChecked=0, Total=600 [2020-10-27 00:58:28,531 INFO L87 Difference]: Start difference. First operand 145 states and 206 transitions. Second operand 25 states. [2020-10-27 00:58:30,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:30,479 INFO L93 Difference]: Finished difference Result 162 states and 229 transitions. [2020-10-27 00:58:30,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 00:58:30,480 INFO L78 Accepts]: Start accepts. Automaton has 25 states. Word has length 159 [2020-10-27 00:58:30,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:30,482 INFO L225 Difference]: With dead ends: 162 [2020-10-27 00:58:30,482 INFO L226 Difference]: Without dead ends: 156 [2020-10-27 00:58:30,483 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 90 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 45 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 252 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=828, Invalid=1334, Unknown=0, NotChecked=0, Total=2162 [2020-10-27 00:58:30,483 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2020-10-27 00:58:30,507 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 151. [2020-10-27 00:58:30,507 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 151 states. [2020-10-27 00:58:30,508 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 215 transitions. [2020-10-27 00:58:30,508 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 215 transitions. Word has length 159 [2020-10-27 00:58:30,509 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:30,509 INFO L481 AbstractCegarLoop]: Abstraction has 151 states and 215 transitions. [2020-10-27 00:58:30,509 INFO L482 AbstractCegarLoop]: Interpolant automaton has 25 states. [2020-10-27 00:58:30,509 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2020-10-27 00:58:30,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 167 [2020-10-27 00:58:30,511 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:30,511 INFO L422 BasicCegarLoop]: trace histogram [22, 22, 22, 22, 22, 22, 22, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:30,511 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22 [2020-10-27 00:58:30,511 INFO L429 AbstractCegarLoop]: === Iteration 24 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:30,511 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:30,512 INFO L82 PathProgramCache]: Analyzing trace with hash 1248744154, now seen corresponding path program 22 times [2020-10-27 00:58:30,512 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:30,512 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [334369418] [2020-10-27 00:58:30,512 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:30,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 220 [2020-10-27 00:58:31,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 539 [2020-10-27 00:58:31,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 24 [2020-10-27 00:58:31,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:31,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 200 [2020-10-27 00:58:31,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,524 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:31,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:31,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:31,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:31,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:31,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:31,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,535 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:31,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,537 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,538 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:31,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:31,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,545 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,545 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,546 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,547 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:31,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,549 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,549 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,549 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:31,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:31,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,555 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:31,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,560 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,560 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:31,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,565 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:31,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,569 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:31,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,572 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,572 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,572 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:31,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,575 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,575 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,575 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,575 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,576 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,576 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:31,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,578 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,579 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,579 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,579 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,579 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,580 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,580 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:31,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,584 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:31,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,585 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:31,589 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,590 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,591 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,591 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,591 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,591 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,591 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,595 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:31,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,598 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,598 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,599 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,603 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,603 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:31,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,605 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,606 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,606 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,606 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,606 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,607 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,607 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:31,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,609 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,609 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,610 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:31,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,614 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:31,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:31,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:31,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:31,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:31,656 INFO L134 CoverageAnalysis]: Checked inductivity of 1639 backedges. 0 proven. 1177 refuted. 0 times theorem prover too weak. 462 trivial. 0 not checked. [2020-10-27 00:58:31,656 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [334369418] [2020-10-27 00:58:31,657 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:31,657 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [26] total 26 [2020-10-27 00:58:31,657 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1995035829] [2020-10-27 00:58:31,658 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-27 00:58:31,658 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:31,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-27 00:58:31,659 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=302, Invalid=348, Unknown=0, NotChecked=0, Total=650 [2020-10-27 00:58:31,659 INFO L87 Difference]: Start difference. First operand 151 states and 215 transitions. Second operand 26 states. [2020-10-27 00:58:33,657 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:33,658 INFO L93 Difference]: Finished difference Result 168 states and 238 transitions. [2020-10-27 00:58:33,658 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 00:58:33,659 INFO L78 Accepts]: Start accepts. Automaton has 26 states. Word has length 166 [2020-10-27 00:58:33,659 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:33,660 INFO L225 Difference]: With dead ends: 168 [2020-10-27 00:58:33,661 INFO L226 Difference]: Without dead ends: 162 [2020-10-27 00:58:33,661 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 47 SyntacticMatches, 0 SemanticMatches, 47 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 275 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=900, Invalid=1452, Unknown=0, NotChecked=0, Total=2352 [2020-10-27 00:58:33,662 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-10-27 00:58:33,686 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 157. [2020-10-27 00:58:33,686 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 157 states. [2020-10-27 00:58:33,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 157 states and 224 transitions. [2020-10-27 00:58:33,688 INFO L78 Accepts]: Start accepts. Automaton has 157 states and 224 transitions. Word has length 166 [2020-10-27 00:58:33,689 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:33,689 INFO L481 AbstractCegarLoop]: Abstraction has 157 states and 224 transitions. [2020-10-27 00:58:33,689 INFO L482 AbstractCegarLoop]: Interpolant automaton has 26 states. [2020-10-27 00:58:33,689 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 224 transitions. [2020-10-27 00:58:33,690 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2020-10-27 00:58:33,691 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:33,691 INFO L422 BasicCegarLoop]: trace histogram [23, 23, 23, 23, 23, 23, 23, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:33,691 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23 [2020-10-27 00:58:33,691 INFO L429 AbstractCegarLoop]: === Iteration 25 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:33,691 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:33,692 INFO L82 PathProgramCache]: Analyzing trace with hash 1659731203, now seen corresponding path program 23 times [2020-10-27 00:58:33,692 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:33,692 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1822624545] [2020-10-27 00:58:33,692 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:33,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:33,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 229 [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 567 [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 25 [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:34,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 209 [2020-10-27 00:58:34,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:34,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:34,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:34,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:34,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:34,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:34,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,753 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,754 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:34,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 10 [2020-10-27 00:58:34,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:34,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,771 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,772 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:34,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:34,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,778 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,782 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,782 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:34,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:34,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:34,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:34,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:34,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:34,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:34,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:34,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:34,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,814 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:34,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:34,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,821 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:34,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,822 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:34,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,828 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:34,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,831 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:34,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:34,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:58:34,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:34,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:34,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:34,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:34,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:34,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:34,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:34,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:34,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:34,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:34,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:34,878 INFO L134 CoverageAnalysis]: Checked inductivity of 1794 backedges. 0 proven. 1288 refuted. 0 times theorem prover too weak. 506 trivial. 0 not checked. [2020-10-27 00:58:34,879 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1822624545] [2020-10-27 00:58:34,879 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:34,879 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27] total 27 [2020-10-27 00:58:34,879 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [379897900] [2020-10-27 00:58:34,879 INFO L461 AbstractCegarLoop]: Interpolant automaton has 27 states [2020-10-27 00:58:34,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:34,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2020-10-27 00:58:34,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=327, Invalid=375, Unknown=0, NotChecked=0, Total=702 [2020-10-27 00:58:34,881 INFO L87 Difference]: Start difference. First operand 157 states and 224 transitions. Second operand 27 states. [2020-10-27 00:58:37,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:37,222 INFO L93 Difference]: Finished difference Result 174 states and 247 transitions. [2020-10-27 00:58:37,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 27 states. [2020-10-27 00:58:37,223 INFO L78 Accepts]: Start accepts. Automaton has 27 states. Word has length 173 [2020-10-27 00:58:37,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:37,225 INFO L225 Difference]: With dead ends: 174 [2020-10-27 00:58:37,225 INFO L226 Difference]: Without dead ends: 168 [2020-10-27 00:58:37,226 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 49 SyntacticMatches, 0 SemanticMatches, 49 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 299 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=975, Invalid=1575, Unknown=0, NotChecked=0, Total=2550 [2020-10-27 00:58:37,227 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 168 states. [2020-10-27 00:58:37,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 168 to 163. [2020-10-27 00:58:37,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2020-10-27 00:58:37,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 233 transitions. [2020-10-27 00:58:37,252 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 233 transitions. Word has length 173 [2020-10-27 00:58:37,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:37,252 INFO L481 AbstractCegarLoop]: Abstraction has 163 states and 233 transitions. [2020-10-27 00:58:37,253 INFO L482 AbstractCegarLoop]: Interpolant automaton has 27 states. [2020-10-27 00:58:37,253 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 233 transitions. [2020-10-27 00:58:37,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-27 00:58:37,254 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:37,255 INFO L422 BasicCegarLoop]: trace histogram [24, 24, 24, 24, 24, 24, 24, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:37,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable24 [2020-10-27 00:58:37,255 INFO L429 AbstractCegarLoop]: === Iteration 26 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:37,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:37,256 INFO L82 PathProgramCache]: Analyzing trace with hash 570114746, now seen corresponding path program 24 times [2020-10-27 00:58:37,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:37,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [318730099] [2020-10-27 00:58:37,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:37,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:37,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:37,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:37,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 238 [2020-10-27 00:58:37,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:37,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 578 [2020-10-27 00:58:37,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:37,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 26 [2020-10-27 00:58:37,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:37,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 218 [2020-10-27 00:58:37,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,381 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:38,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:38,389 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,389 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 00:58:38,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:38,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:38,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:38,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,394 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:38,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,397 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,397 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,398 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:38,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:38,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,402 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:38,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,403 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,405 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,405 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,405 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:38,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,410 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:38,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:38,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,415 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:38,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:38,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:38,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:38,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,423 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:38,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:38,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:38,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:38,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,449 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:38,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,458 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:38,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,467 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,467 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,467 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:38,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,468 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:38,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:38,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:38,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:38,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:38,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:38,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:38,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:38,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,488 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:38,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:38,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,492 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:38,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:38,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,496 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:58:38,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:58:38,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:38,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:38,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:38,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:38,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:38,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:38,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:38,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:38,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:38,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:38,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:38,544 INFO L134 CoverageAnalysis]: Checked inductivity of 1956 backedges. 0 proven. 1404 refuted. 0 times theorem prover too weak. 552 trivial. 0 not checked. [2020-10-27 00:58:38,544 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [318730099] [2020-10-27 00:58:38,544 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:38,544 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28] total 28 [2020-10-27 00:58:38,544 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054284808] [2020-10-27 00:58:38,545 INFO L461 AbstractCegarLoop]: Interpolant automaton has 28 states [2020-10-27 00:58:38,545 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:38,545 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2020-10-27 00:58:38,546 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=353, Invalid=403, Unknown=0, NotChecked=0, Total=756 [2020-10-27 00:58:38,546 INFO L87 Difference]: Start difference. First operand 163 states and 233 transitions. Second operand 28 states. [2020-10-27 00:58:40,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:40,956 INFO L93 Difference]: Finished difference Result 180 states and 256 transitions. [2020-10-27 00:58:40,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2020-10-27 00:58:40,957 INFO L78 Accepts]: Start accepts. Automaton has 28 states. Word has length 180 [2020-10-27 00:58:40,957 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:40,959 INFO L225 Difference]: With dead ends: 180 [2020-10-27 00:58:40,959 INFO L226 Difference]: Without dead ends: 174 [2020-10-27 00:58:40,960 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 51 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 324 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=1053, Invalid=1703, Unknown=0, NotChecked=0, Total=2756 [2020-10-27 00:58:40,961 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 174 states. [2020-10-27 00:58:40,986 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 174 to 169. [2020-10-27 00:58:40,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 169 states. [2020-10-27 00:58:40,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 242 transitions. [2020-10-27 00:58:40,988 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 242 transitions. Word has length 180 [2020-10-27 00:58:40,989 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:40,989 INFO L481 AbstractCegarLoop]: Abstraction has 169 states and 242 transitions. [2020-10-27 00:58:40,989 INFO L482 AbstractCegarLoop]: Interpolant automaton has 28 states. [2020-10-27 00:58:40,989 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 242 transitions. [2020-10-27 00:58:40,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 188 [2020-10-27 00:58:40,991 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:40,991 INFO L422 BasicCegarLoop]: trace histogram [25, 25, 25, 25, 25, 25, 25, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:40,991 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25 [2020-10-27 00:58:40,991 INFO L429 AbstractCegarLoop]: === Iteration 27 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:40,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:40,992 INFO L82 PathProgramCache]: Analyzing trace with hash 1405940003, now seen corresponding path program 25 times [2020-10-27 00:58:40,992 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:40,992 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [905289717] [2020-10-27 00:58:40,992 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:41,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:41,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:41,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:41,563 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 247 [2020-10-27 00:58:41,563 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:41,563 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 552 [2020-10-27 00:58:41,563 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:41,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 27 [2020-10-27 00:58:41,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:41,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 227 [2020-10-27 00:58:41,564 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:42,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:42,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:42,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:42,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:42,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:42,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:42,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:42,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,178 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,178 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:42,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:42,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:42,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:42,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:42,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:42,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:42,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:42,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,205 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,206 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:42,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,208 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:42,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:42,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,215 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:42,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,219 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,220 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,221 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:42,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,224 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:42,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,225 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,226 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:42,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,229 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,230 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:42,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,233 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,233 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,233 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:42,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,238 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,238 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:42,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,240 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,240 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,240 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,241 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:58:42,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:58:42,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,246 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:58:42,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:42,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:42,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:42,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:42,251 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:42,251 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:42,251 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:42,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:42,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:42,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:42,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:42,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2125 backedges. 0 proven. 1525 refuted. 0 times theorem prover too weak. 600 trivial. 0 not checked. [2020-10-27 00:58:42,286 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [905289717] [2020-10-27 00:58:42,286 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:42,286 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [29] total 29 [2020-10-27 00:58:42,286 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [590763617] [2020-10-27 00:58:42,286 INFO L461 AbstractCegarLoop]: Interpolant automaton has 29 states [2020-10-27 00:58:42,287 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:42,287 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 29 interpolants. [2020-10-27 00:58:42,287 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=380, Invalid=432, Unknown=0, NotChecked=0, Total=812 [2020-10-27 00:58:42,288 INFO L87 Difference]: Start difference. First operand 169 states and 242 transitions. Second operand 29 states. [2020-10-27 00:58:44,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:44,776 INFO L93 Difference]: Finished difference Result 186 states and 265 transitions. [2020-10-27 00:58:44,776 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-10-27 00:58:44,776 INFO L78 Accepts]: Start accepts. Automaton has 29 states. Word has length 187 [2020-10-27 00:58:44,777 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:44,778 INFO L225 Difference]: With dead ends: 186 [2020-10-27 00:58:44,778 INFO L226 Difference]: Without dead ends: 180 [2020-10-27 00:58:44,780 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 53 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 350 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=1134, Invalid=1836, Unknown=0, NotChecked=0, Total=2970 [2020-10-27 00:58:44,780 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 180 states. [2020-10-27 00:58:44,810 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 180 to 175. [2020-10-27 00:58:44,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 175 states. [2020-10-27 00:58:44,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 251 transitions. [2020-10-27 00:58:44,812 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 251 transitions. Word has length 187 [2020-10-27 00:58:44,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:44,813 INFO L481 AbstractCegarLoop]: Abstraction has 175 states and 251 transitions. [2020-10-27 00:58:44,813 INFO L482 AbstractCegarLoop]: Interpolant automaton has 29 states. [2020-10-27 00:58:44,813 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 251 transitions. [2020-10-27 00:58:44,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 195 [2020-10-27 00:58:44,815 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:44,815 INFO L422 BasicCegarLoop]: trace histogram [26, 26, 26, 26, 26, 26, 26, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:44,815 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2020-10-27 00:58:44,815 INFO L429 AbstractCegarLoop]: === Iteration 28 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:44,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:44,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1287056026, now seen corresponding path program 26 times [2020-10-27 00:58:44,816 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:44,816 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1167922256] [2020-10-27 00:58:44,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:44,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:44,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 256 [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 650 [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 28 [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 236 [2020-10-27 00:58:45,485 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:46,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:46,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:46,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:46,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,126 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:46,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:46,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:46,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:46,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,140 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:46,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,143 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,144 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:46,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,145 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,147 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:46,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:46,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,152 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:46,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,158 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:46,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:46,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:46,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,166 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:46,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,171 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:46,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:46,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:46,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:46,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:46,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,187 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,189 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,190 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,190 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,190 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,190 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,190 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,191 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,191 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:58:46,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:58:46,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,196 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,197 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,197 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,197 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,197 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,198 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:58:46,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,199 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,200 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,201 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:58:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:46,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:46,203 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:46,203 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:46,203 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:46,203 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:46,203 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:46,203 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:46,204 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:46,204 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:46,245 INFO L134 CoverageAnalysis]: Checked inductivity of 2301 backedges. 0 proven. 1651 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2020-10-27 00:58:46,245 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1167922256] [2020-10-27 00:58:46,245 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:46,245 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-10-27 00:58:46,246 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [242021243] [2020-10-27 00:58:46,246 INFO L461 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-10-27 00:58:46,246 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:46,247 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-10-27 00:58:46,247 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=408, Invalid=462, Unknown=0, NotChecked=0, Total=870 [2020-10-27 00:58:46,247 INFO L87 Difference]: Start difference. First operand 175 states and 251 transitions. Second operand 30 states. [2020-10-27 00:58:48,897 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:48,898 INFO L93 Difference]: Finished difference Result 192 states and 274 transitions. [2020-10-27 00:58:48,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2020-10-27 00:58:48,898 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 194 [2020-10-27 00:58:48,899 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:48,901 INFO L225 Difference]: With dead ends: 192 [2020-10-27 00:58:48,901 INFO L226 Difference]: Without dead ends: 186 [2020-10-27 00:58:48,902 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 55 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 377 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=1218, Invalid=1974, Unknown=0, NotChecked=0, Total=3192 [2020-10-27 00:58:48,902 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2020-10-27 00:58:48,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 181. [2020-10-27 00:58:48,932 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-10-27 00:58:48,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 260 transitions. [2020-10-27 00:58:48,934 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 260 transitions. Word has length 194 [2020-10-27 00:58:48,934 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:48,934 INFO L481 AbstractCegarLoop]: Abstraction has 181 states and 260 transitions. [2020-10-27 00:58:48,934 INFO L482 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-10-27 00:58:48,935 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 260 transitions. [2020-10-27 00:58:48,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2020-10-27 00:58:48,936 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:48,936 INFO L422 BasicCegarLoop]: trace histogram [27, 27, 27, 27, 27, 27, 27, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:48,937 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable27 [2020-10-27 00:58:48,937 INFO L429 AbstractCegarLoop]: === Iteration 29 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:48,937 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:48,937 INFO L82 PathProgramCache]: Analyzing trace with hash 2046733635, now seen corresponding path program 27 times [2020-10-27 00:58:48,937 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:48,937 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [581442190] [2020-10-27 00:58:48,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:48,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:48,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:49,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:49,567 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 265 [2020-10-27 00:58:49,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:49,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 612 [2020-10-27 00:58:49,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:49,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 29 [2020-10-27 00:58:49,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:49,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 245 [2020-10-27 00:58:49,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:50,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:50,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:50,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:50,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:50,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:50,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:50,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:50,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:50,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,308 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,308 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,308 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:50,308 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 00:58:50,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:50,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:50,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-27 00:58:50,329 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,335 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,335 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:50,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,338 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:50,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,344 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:50,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,346 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:50,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:50,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:50,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:50,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,354 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:50,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:50,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:50,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:50,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,363 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:50,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,364 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,367 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:50,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,368 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,369 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,369 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,369 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:50,369 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,369 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 00:58:50,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:50,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,376 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,376 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,376 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,376 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:58:50,376 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,378 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,378 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 00:58:50,379 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:50,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,380 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:50,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,389 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,389 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,390 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,390 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 00:58:50,390 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,390 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,391 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:50,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:50,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,411 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,412 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:50,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,415 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,415 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:50,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:58:50,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,424 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,424 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:58:50,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,428 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:58:50,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,433 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:58:50,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,437 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,438 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:58:50,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:50,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:50,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:50,440 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:50,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:50,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:50,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:50,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:50,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:50,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:50,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:50,502 INFO L134 CoverageAnalysis]: Checked inductivity of 2484 backedges. 0 proven. 1782 refuted. 0 times theorem prover too weak. 702 trivial. 0 not checked. [2020-10-27 00:58:50,502 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [581442190] [2020-10-27 00:58:50,502 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:50,502 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [31] total 31 [2020-10-27 00:58:50,502 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [742050464] [2020-10-27 00:58:50,503 INFO L461 AbstractCegarLoop]: Interpolant automaton has 31 states [2020-10-27 00:58:50,504 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:50,504 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 31 interpolants. [2020-10-27 00:58:50,504 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=437, Invalid=493, Unknown=0, NotChecked=0, Total=930 [2020-10-27 00:58:50,505 INFO L87 Difference]: Start difference. First operand 181 states and 260 transitions. Second operand 31 states. [2020-10-27 00:58:53,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:53,289 INFO L93 Difference]: Finished difference Result 198 states and 283 transitions. [2020-10-27 00:58:53,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-27 00:58:53,290 INFO L78 Accepts]: Start accepts. Automaton has 31 states. Word has length 201 [2020-10-27 00:58:53,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:53,292 INFO L225 Difference]: With dead ends: 198 [2020-10-27 00:58:53,293 INFO L226 Difference]: Without dead ends: 192 [2020-10-27 00:58:53,294 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 405 ImplicationChecksByTransitivity, 2.1s TimeCoverageRelationStatistics Valid=1305, Invalid=2117, Unknown=0, NotChecked=0, Total=3422 [2020-10-27 00:58:53,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 192 states. [2020-10-27 00:58:53,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 192 to 187. [2020-10-27 00:58:53,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 187 states. [2020-10-27 00:58:53,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 187 states to 187 states and 269 transitions. [2020-10-27 00:58:53,329 INFO L78 Accepts]: Start accepts. Automaton has 187 states and 269 transitions. Word has length 201 [2020-10-27 00:58:53,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:53,329 INFO L481 AbstractCegarLoop]: Abstraction has 187 states and 269 transitions. [2020-10-27 00:58:53,330 INFO L482 AbstractCegarLoop]: Interpolant automaton has 31 states. [2020-10-27 00:58:53,330 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 269 transitions. [2020-10-27 00:58:53,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-27 00:58:53,331 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:53,331 INFO L422 BasicCegarLoop]: trace histogram [28, 28, 28, 28, 28, 28, 28, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:53,332 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable28 [2020-10-27 00:58:53,332 INFO L429 AbstractCegarLoop]: === Iteration 30 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:53,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:53,332 INFO L82 PathProgramCache]: Analyzing trace with hash 1451182714, now seen corresponding path program 28 times [2020-10-27 00:58:53,332 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:53,332 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1047822208] [2020-10-27 00:58:53,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:53,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:53,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:53,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 274 [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 524 [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 30 [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 254 [2020-10-27 00:58:53,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,582 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:54,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:54,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:54,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,588 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,593 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,593 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,593 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:54,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,595 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:54,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:54,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,603 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:54,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,605 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,605 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,606 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:54,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,608 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,608 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,609 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:54,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,610 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,611 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,611 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,611 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,611 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,613 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:54,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,615 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,615 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,615 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,616 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,616 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:54,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,618 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:54,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,621 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,621 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,621 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,622 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:54,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,623 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,625 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,626 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:54,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,627 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,627 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,628 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,629 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:54,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,631 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,631 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,631 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,631 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,631 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,632 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,632 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,634 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,634 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,634 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,634 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,634 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,634 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,635 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,635 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:54,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,637 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,637 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,637 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,638 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,638 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,638 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,638 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,639 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:54,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,641 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,642 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:54,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,645 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,645 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:54,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,646 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:54,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,649 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,649 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,649 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,650 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,650 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,650 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,650 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:54,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,652 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,652 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,653 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:54,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,656 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,656 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,656 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,657 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:58:54,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,658 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,660 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:58:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,662 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,662 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,662 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,663 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,663 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:58:54,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,665 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,665 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:58:54,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,668 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,668 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,668 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,668 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:54,668 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:58:54,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:58:54,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:54,674 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:54,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:54,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:54,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:54,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:54,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:54,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:54,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:54,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:54,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 2674 backedges. 0 proven. 1918 refuted. 0 times theorem prover too weak. 756 trivial. 0 not checked. [2020-10-27 00:58:54,712 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1047822208] [2020-10-27 00:58:54,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:54,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [32] total 32 [2020-10-27 00:58:54,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201267080] [2020-10-27 00:58:54,713 INFO L461 AbstractCegarLoop]: Interpolant automaton has 32 states [2020-10-27 00:58:54,713 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:54,714 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 32 interpolants. [2020-10-27 00:58:54,714 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=467, Invalid=525, Unknown=0, NotChecked=0, Total=992 [2020-10-27 00:58:54,714 INFO L87 Difference]: Start difference. First operand 187 states and 269 transitions. Second operand 32 states. [2020-10-27 00:58:57,537 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:58:57,537 INFO L93 Difference]: Finished difference Result 204 states and 292 transitions. [2020-10-27 00:58:57,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2020-10-27 00:58:57,538 INFO L78 Accepts]: Start accepts. Automaton has 32 states. Word has length 208 [2020-10-27 00:58:57,539 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:58:57,540 INFO L225 Difference]: With dead ends: 204 [2020-10-27 00:58:57,540 INFO L226 Difference]: Without dead ends: 198 [2020-10-27 00:58:57,542 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 59 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 434 ImplicationChecksByTransitivity, 2.2s TimeCoverageRelationStatistics Valid=1395, Invalid=2265, Unknown=0, NotChecked=0, Total=3660 [2020-10-27 00:58:57,543 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2020-10-27 00:58:57,579 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 193. [2020-10-27 00:58:57,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 193 states. [2020-10-27 00:58:57,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 193 states and 278 transitions. [2020-10-27 00:58:57,581 INFO L78 Accepts]: Start accepts. Automaton has 193 states and 278 transitions. Word has length 208 [2020-10-27 00:58:57,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:58:57,582 INFO L481 AbstractCegarLoop]: Abstraction has 193 states and 278 transitions. [2020-10-27 00:58:57,582 INFO L482 AbstractCegarLoop]: Interpolant automaton has 32 states. [2020-10-27 00:58:57,582 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 278 transitions. [2020-10-27 00:58:57,584 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-10-27 00:58:57,584 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:58:57,584 INFO L422 BasicCegarLoop]: trace histogram [29, 29, 29, 29, 29, 29, 29, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:58:57,584 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2020-10-27 00:58:57,584 INFO L429 AbstractCegarLoop]: === Iteration 31 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:58:57,585 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:58:57,585 INFO L82 PathProgramCache]: Analyzing trace with hash -739987101, now seen corresponding path program 29 times [2020-10-27 00:58:57,585 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:58:57,585 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1387575591] [2020-10-27 00:58:57,585 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:58:57,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:57,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:58,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:58,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 283 [2020-10-27 00:58:58,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:58,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 646 [2020-10-27 00:58:58,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 31 [2020-10-27 00:58:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:58:58,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 263 [2020-10-27 00:58:58,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:58:59,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:58:59,014 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,014 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:58:59,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:58:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:58:59,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:58:59,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,019 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:58:59,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,021 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,023 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:58:59,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,024 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:58:59,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,028 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:58:59,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:58:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,032 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,033 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:58:59,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:58:59,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,040 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:58:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,041 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,041 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,041 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,042 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:58:59,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,045 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:58:59,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,046 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:58:59,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:58:59,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:58:59,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:58:59,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:58:59,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:58:59,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,065 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,066 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:58:59,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:58:59,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,073 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,073 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:58:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,077 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:58:59,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:58:59,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:58:59,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:58:59,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:58:59,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:58:59,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:58:59,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:58:59,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,103 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,103 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,103 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:58:59,103 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:58:59,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:58:59,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:58:59,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:58:59,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:58:59,145 INFO L134 CoverageAnalysis]: Checked inductivity of 2871 backedges. 0 proven. 2059 refuted. 0 times theorem prover too weak. 812 trivial. 0 not checked. [2020-10-27 00:58:59,146 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1387575591] [2020-10-27 00:58:59,146 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:58:59,146 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33] total 33 [2020-10-27 00:58:59,146 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503790092] [2020-10-27 00:58:59,146 INFO L461 AbstractCegarLoop]: Interpolant automaton has 33 states [2020-10-27 00:58:59,146 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:58:59,147 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 33 interpolants. [2020-10-27 00:58:59,147 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=498, Invalid=558, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 00:58:59,147 INFO L87 Difference]: Start difference. First operand 193 states and 278 transitions. Second operand 33 states. [2020-10-27 00:59:02,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:02,244 INFO L93 Difference]: Finished difference Result 210 states and 301 transitions. [2020-10-27 00:59:02,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-10-27 00:59:02,245 INFO L78 Accepts]: Start accepts. Automaton has 33 states. Word has length 215 [2020-10-27 00:59:02,246 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:02,248 INFO L225 Difference]: With dead ends: 210 [2020-10-27 00:59:02,249 INFO L226 Difference]: Without dead ends: 204 [2020-10-27 00:59:02,251 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 61 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 464 ImplicationChecksByTransitivity, 2.3s TimeCoverageRelationStatistics Valid=1488, Invalid=2418, Unknown=0, NotChecked=0, Total=3906 [2020-10-27 00:59:02,251 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2020-10-27 00:59:02,288 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 199. [2020-10-27 00:59:02,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 199 states. [2020-10-27 00:59:02,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 199 states and 287 transitions. [2020-10-27 00:59:02,290 INFO L78 Accepts]: Start accepts. Automaton has 199 states and 287 transitions. Word has length 215 [2020-10-27 00:59:02,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:02,290 INFO L481 AbstractCegarLoop]: Abstraction has 199 states and 287 transitions. [2020-10-27 00:59:02,290 INFO L482 AbstractCegarLoop]: Interpolant automaton has 33 states. [2020-10-27 00:59:02,291 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 287 transitions. [2020-10-27 00:59:02,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-10-27 00:59:02,293 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:02,293 INFO L422 BasicCegarLoop]: trace histogram [30, 30, 30, 30, 30, 30, 30, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:02,293 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30 [2020-10-27 00:59:02,294 INFO L429 AbstractCegarLoop]: === Iteration 32 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:02,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:02,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1364041126, now seen corresponding path program 30 times [2020-10-27 00:59:02,294 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:02,295 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [879640145] [2020-10-27 00:59:02,295 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:02,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:02,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 292 [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 769 [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 32 [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 272 [2020-10-27 00:59:03,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:03,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:03,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:03,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:03,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:03,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,880 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:03,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:03,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:03,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:03,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,892 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,892 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:03,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:03,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,897 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:03,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,898 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,898 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:03,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:03,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,903 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,903 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,903 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,903 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,903 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:03,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:03,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:03,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,915 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:03,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:03,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,921 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,921 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:03,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,926 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:03,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:03,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,932 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:03,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:03,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:03,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:03,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,943 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:03,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:03,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:03,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:03,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,956 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:03,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,958 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,959 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:03,959 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:03,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:03,960 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:03,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:03,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:03,961 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:03,961 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:03,961 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:03,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:03,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:03,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:03,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:04,001 INFO L134 CoverageAnalysis]: Checked inductivity of 3075 backedges. 0 proven. 2205 refuted. 0 times theorem prover too weak. 870 trivial. 0 not checked. [2020-10-27 00:59:04,001 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [879640145] [2020-10-27 00:59:04,001 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:04,001 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34] total 34 [2020-10-27 00:59:04,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [929410285] [2020-10-27 00:59:04,002 INFO L461 AbstractCegarLoop]: Interpolant automaton has 34 states [2020-10-27 00:59:04,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:04,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 34 interpolants. [2020-10-27 00:59:04,003 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=530, Invalid=592, Unknown=0, NotChecked=0, Total=1122 [2020-10-27 00:59:04,003 INFO L87 Difference]: Start difference. First operand 199 states and 287 transitions. Second operand 34 states. [2020-10-27 00:59:07,081 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:07,082 INFO L93 Difference]: Finished difference Result 216 states and 310 transitions. [2020-10-27 00:59:07,082 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 34 states. [2020-10-27 00:59:07,082 INFO L78 Accepts]: Start accepts. Automaton has 34 states. Word has length 222 [2020-10-27 00:59:07,083 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:07,085 INFO L225 Difference]: With dead ends: 216 [2020-10-27 00:59:07,085 INFO L226 Difference]: Without dead ends: 210 [2020-10-27 00:59:07,087 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 63 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 495 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=1584, Invalid=2576, Unknown=0, NotChecked=0, Total=4160 [2020-10-27 00:59:07,087 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2020-10-27 00:59:07,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 205. [2020-10-27 00:59:07,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 205 states. [2020-10-27 00:59:07,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 296 transitions. [2020-10-27 00:59:07,120 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 296 transitions. Word has length 222 [2020-10-27 00:59:07,120 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:07,120 INFO L481 AbstractCegarLoop]: Abstraction has 205 states and 296 transitions. [2020-10-27 00:59:07,120 INFO L482 AbstractCegarLoop]: Interpolant automaton has 34 states. [2020-10-27 00:59:07,120 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 296 transitions. [2020-10-27 00:59:07,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-10-27 00:59:07,122 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:07,122 INFO L422 BasicCegarLoop]: trace histogram [31, 31, 31, 31, 31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:07,122 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable31 [2020-10-27 00:59:07,122 INFO L429 AbstractCegarLoop]: === Iteration 33 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:07,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:07,123 INFO L82 PathProgramCache]: Analyzing trace with hash -1939800701, now seen corresponding path program 31 times [2020-10-27 00:59:07,123 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:07,123 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1628472067] [2020-10-27 00:59:07,123 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:07,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:07,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:07,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:07,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 301 [2020-10-27 00:59:07,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:07,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 649 [2020-10-27 00:59:07,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:07,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 33 [2020-10-27 00:59:07,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:07,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 281 [2020-10-27 00:59:07,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:08,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,641 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:08,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,644 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:08,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,645 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:08,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,648 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,648 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,648 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,648 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,649 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,649 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:08,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,650 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,650 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,651 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,651 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,651 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,651 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,651 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:08,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,652 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,653 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:08,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,655 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:08,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,657 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,657 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,657 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,657 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,657 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,658 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:08,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,659 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,659 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,659 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,660 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,660 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:08,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,661 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,662 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,662 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:08,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,663 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,663 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,663 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,663 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,664 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,664 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,664 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,664 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:08,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,665 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,666 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:08,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,668 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,669 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,670 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:08,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,670 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,672 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,673 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,673 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,673 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:08,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:08,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,679 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,679 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:08,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,680 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,681 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,682 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:08,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,682 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:08,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:08,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,687 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,687 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:08,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,689 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:08,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,691 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,692 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,692 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:08,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,695 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:08,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,697 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:08,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,699 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,700 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:08,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,702 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:08,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:08,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,706 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,707 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,708 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:08,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:08,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,711 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,712 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,712 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:08,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:08,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:08,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:08,716 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:08,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:08,768 INFO L134 CoverageAnalysis]: Checked inductivity of 3286 backedges. 0 proven. 2356 refuted. 0 times theorem prover too weak. 930 trivial. 0 not checked. [2020-10-27 00:59:08,768 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1628472067] [2020-10-27 00:59:08,769 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:08,769 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35] total 35 [2020-10-27 00:59:08,769 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2032581156] [2020-10-27 00:59:08,769 INFO L461 AbstractCegarLoop]: Interpolant automaton has 35 states [2020-10-27 00:59:08,769 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:08,770 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 35 interpolants. [2020-10-27 00:59:08,770 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=563, Invalid=627, Unknown=0, NotChecked=0, Total=1190 [2020-10-27 00:59:08,770 INFO L87 Difference]: Start difference. First operand 205 states and 296 transitions. Second operand 35 states. [2020-10-27 00:59:12,164 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:12,164 INFO L93 Difference]: Finished difference Result 222 states and 319 transitions. [2020-10-27 00:59:12,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-10-27 00:59:12,165 INFO L78 Accepts]: Start accepts. Automaton has 35 states. Word has length 229 [2020-10-27 00:59:12,165 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:12,167 INFO L225 Difference]: With dead ends: 222 [2020-10-27 00:59:12,167 INFO L226 Difference]: Without dead ends: 216 [2020-10-27 00:59:12,168 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 65 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 527 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1683, Invalid=2739, Unknown=0, NotChecked=0, Total=4422 [2020-10-27 00:59:12,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2020-10-27 00:59:12,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 211. [2020-10-27 00:59:12,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 211 states. [2020-10-27 00:59:12,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 211 states and 305 transitions. [2020-10-27 00:59:12,225 INFO L78 Accepts]: Start accepts. Automaton has 211 states and 305 transitions. Word has length 229 [2020-10-27 00:59:12,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:12,226 INFO L481 AbstractCegarLoop]: Abstraction has 211 states and 305 transitions. [2020-10-27 00:59:12,226 INFO L482 AbstractCegarLoop]: Interpolant automaton has 35 states. [2020-10-27 00:59:12,226 INFO L276 IsEmpty]: Start isEmpty. Operand 211 states and 305 transitions. [2020-10-27 00:59:12,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-10-27 00:59:12,227 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:12,228 INFO L422 BasicCegarLoop]: trace histogram [32, 32, 32, 32, 32, 32, 32, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:12,228 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable32 [2020-10-27 00:59:12,228 INFO L429 AbstractCegarLoop]: === Iteration 34 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:12,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:12,228 INFO L82 PathProgramCache]: Analyzing trace with hash -2010238406, now seen corresponding path program 32 times [2020-10-27 00:59:12,229 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:12,229 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [798698307] [2020-10-27 00:59:12,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:12,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:12,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:12,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 310 [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 654 [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 34 [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 290 [2020-10-27 00:59:12,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:13,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:13,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:13,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,823 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:13,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,826 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:13,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:13,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:13,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,834 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,834 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,835 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:13,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:13,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,845 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:13,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,849 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:13,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:13,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:13,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:13,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:13,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:13,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:13,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:13,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:13,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,881 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:13,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:13,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:13,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:13,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:13,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:13,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,901 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,902 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:13,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 00:59:13,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:13,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:13,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,921 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:13,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,925 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:13,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,930 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,930 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:13,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,934 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,935 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:13,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:13,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:13,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:13,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:14,002 INFO L134 CoverageAnalysis]: Checked inductivity of 3504 backedges. 0 proven. 2512 refuted. 0 times theorem prover too weak. 992 trivial. 0 not checked. [2020-10-27 00:59:14,003 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [798698307] [2020-10-27 00:59:14,003 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:14,003 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [36] total 36 [2020-10-27 00:59:14,003 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [480200540] [2020-10-27 00:59:14,005 INFO L461 AbstractCegarLoop]: Interpolant automaton has 36 states [2020-10-27 00:59:14,005 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:14,006 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 36 interpolants. [2020-10-27 00:59:14,010 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=597, Invalid=663, Unknown=0, NotChecked=0, Total=1260 [2020-10-27 00:59:14,011 INFO L87 Difference]: Start difference. First operand 211 states and 305 transitions. Second operand 36 states. [2020-10-27 00:59:17,368 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:17,369 INFO L93 Difference]: Finished difference Result 228 states and 328 transitions. [2020-10-27 00:59:17,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2020-10-27 00:59:17,369 INFO L78 Accepts]: Start accepts. Automaton has 36 states. Word has length 236 [2020-10-27 00:59:17,370 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:17,372 INFO L225 Difference]: With dead ends: 228 [2020-10-27 00:59:17,372 INFO L226 Difference]: Without dead ends: 222 [2020-10-27 00:59:17,373 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 134 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 67 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 560 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=1785, Invalid=2907, Unknown=0, NotChecked=0, Total=4692 [2020-10-27 00:59:17,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2020-10-27 00:59:17,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 217. [2020-10-27 00:59:17,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 217 states. [2020-10-27 00:59:17,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 217 states and 314 transitions. [2020-10-27 00:59:17,407 INFO L78 Accepts]: Start accepts. Automaton has 217 states and 314 transitions. Word has length 236 [2020-10-27 00:59:17,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:17,408 INFO L481 AbstractCegarLoop]: Abstraction has 217 states and 314 transitions. [2020-10-27 00:59:17,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 36 states. [2020-10-27 00:59:17,408 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 314 transitions. [2020-10-27 00:59:17,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2020-10-27 00:59:17,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:17,410 INFO L422 BasicCegarLoop]: trace histogram [33, 33, 33, 33, 33, 33, 33, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:17,410 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable33 [2020-10-27 00:59:17,410 INFO L429 AbstractCegarLoop]: === Iteration 35 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:17,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:17,411 INFO L82 PathProgramCache]: Analyzing trace with hash 450204067, now seen corresponding path program 33 times [2020-10-27 00:59:17,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:17,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1280108987] [2020-10-27 00:59:17,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:17,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:17,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:18,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 319 [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 699 [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 35 [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 299 [2020-10-27 00:59:18,133 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:19,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:19,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:19,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,061 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:19,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:19,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,068 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,069 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:19,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:19,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:19,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:19,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,081 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:19,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,082 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,082 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,082 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,082 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,082 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,083 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,083 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,083 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:19,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:19,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:19,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,090 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:19,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,093 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:19,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:19,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,098 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:19,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,100 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,101 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:19,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,103 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:19,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,105 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,107 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:19,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,109 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:19,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,111 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,112 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:19,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,113 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:19,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,115 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,116 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:19,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,117 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:19,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,120 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,120 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,120 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,120 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,120 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,121 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,121 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:19,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,123 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:19,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:19,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:19,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,129 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:19,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,131 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,131 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,131 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,131 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,132 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,132 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,132 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,132 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:19,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 00:59:19,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:19,135 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:19,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:19,190 INFO L134 CoverageAnalysis]: Checked inductivity of 3729 backedges. 0 proven. 2673 refuted. 0 times theorem prover too weak. 1056 trivial. 0 not checked. [2020-10-27 00:59:19,191 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1280108987] [2020-10-27 00:59:19,192 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:19,192 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [37] total 37 [2020-10-27 00:59:19,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390067284] [2020-10-27 00:59:19,193 INFO L461 AbstractCegarLoop]: Interpolant automaton has 37 states [2020-10-27 00:59:19,193 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:19,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 37 interpolants. [2020-10-27 00:59:19,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=632, Invalid=700, Unknown=0, NotChecked=0, Total=1332 [2020-10-27 00:59:19,194 INFO L87 Difference]: Start difference. First operand 217 states and 314 transitions. Second operand 37 states. [2020-10-27 00:59:22,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:22,782 INFO L93 Difference]: Finished difference Result 234 states and 337 transitions. [2020-10-27 00:59:22,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2020-10-27 00:59:22,783 INFO L78 Accepts]: Start accepts. Automaton has 37 states. Word has length 243 [2020-10-27 00:59:22,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:22,787 INFO L225 Difference]: With dead ends: 234 [2020-10-27 00:59:22,787 INFO L226 Difference]: Without dead ends: 228 [2020-10-27 00:59:22,788 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 69 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 594 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=1890, Invalid=3080, Unknown=0, NotChecked=0, Total=4970 [2020-10-27 00:59:22,789 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 228 states. [2020-10-27 00:59:22,830 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 228 to 223. [2020-10-27 00:59:22,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 223 states. [2020-10-27 00:59:22,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 323 transitions. [2020-10-27 00:59:22,832 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 323 transitions. Word has length 243 [2020-10-27 00:59:22,832 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:22,832 INFO L481 AbstractCegarLoop]: Abstraction has 223 states and 323 transitions. [2020-10-27 00:59:22,832 INFO L482 AbstractCegarLoop]: Interpolant automaton has 37 states. [2020-10-27 00:59:22,832 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 323 transitions. [2020-10-27 00:59:22,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 251 [2020-10-27 00:59:22,834 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:22,834 INFO L422 BasicCegarLoop]: trace histogram [34, 34, 34, 34, 34, 34, 34, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:22,835 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34 [2020-10-27 00:59:22,835 INFO L429 AbstractCegarLoop]: === Iteration 36 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:22,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:22,835 INFO L82 PathProgramCache]: Analyzing trace with hash -1185891814, now seen corresponding path program 34 times [2020-10-27 00:59:22,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:22,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1969068153] [2020-10-27 00:59:22,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:22,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:22,873 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 328 [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 816 [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 36 [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 308 [2020-10-27 00:59:23,674 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:24,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,674 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,674 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:24,674 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,674 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:59:24,674 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,674 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:24,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,675 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:24,675 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,676 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:24,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,677 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,678 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,678 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:24,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,683 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:59:24,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:24,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,685 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,686 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,687 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:24,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,688 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,689 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,689 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,689 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,690 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,690 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:24,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:24,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,695 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,697 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:24,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,710 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 00:59:24,710 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,711 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:24,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,712 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,713 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:24,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,716 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,717 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,717 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,717 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,717 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,718 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,718 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,719 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:24,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,720 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:24,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,724 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,724 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,725 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,725 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:24,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,727 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:24,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,730 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,731 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:24,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,733 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:24,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:24,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:24,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:24,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:24,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:24,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,749 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,749 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,750 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,750 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,750 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:24,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:24,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:24,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:24,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,763 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:24,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:24,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:24,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,771 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,772 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,772 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,772 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,773 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:24,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,775 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,775 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,775 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,776 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:24,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:24,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,782 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:24,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:24,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:24,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 00:59:24,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 00:59:24,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:24,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:24,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:24,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:24,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:24,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:24,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:24,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:24,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:24,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:24,797 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:24,885 INFO L134 CoverageAnalysis]: Checked inductivity of 3961 backedges. 0 proven. 2839 refuted. 0 times theorem prover too weak. 1122 trivial. 0 not checked. [2020-10-27 00:59:24,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1969068153] [2020-10-27 00:59:24,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:24,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [38] total 38 [2020-10-27 00:59:24,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [168636237] [2020-10-27 00:59:24,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 38 states [2020-10-27 00:59:24,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:24,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2020-10-27 00:59:24,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=668, Invalid=738, Unknown=0, NotChecked=0, Total=1406 [2020-10-27 00:59:24,887 INFO L87 Difference]: Start difference. First operand 223 states and 323 transitions. Second operand 38 states. [2020-10-27 00:59:28,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:28,518 INFO L93 Difference]: Finished difference Result 240 states and 346 transitions. [2020-10-27 00:59:28,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 38 states. [2020-10-27 00:59:28,519 INFO L78 Accepts]: Start accepts. Automaton has 38 states. Word has length 250 [2020-10-27 00:59:28,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:28,521 INFO L225 Difference]: With dead ends: 240 [2020-10-27 00:59:28,521 INFO L226 Difference]: Without dead ends: 234 [2020-10-27 00:59:28,523 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 71 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 629 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=1998, Invalid=3258, Unknown=0, NotChecked=0, Total=5256 [2020-10-27 00:59:28,523 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 234 states. [2020-10-27 00:59:28,568 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 234 to 229. [2020-10-27 00:59:28,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 229 states. [2020-10-27 00:59:28,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 229 states and 332 transitions. [2020-10-27 00:59:28,570 INFO L78 Accepts]: Start accepts. Automaton has 229 states and 332 transitions. Word has length 250 [2020-10-27 00:59:28,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:28,570 INFO L481 AbstractCegarLoop]: Abstraction has 229 states and 332 transitions. [2020-10-27 00:59:28,570 INFO L482 AbstractCegarLoop]: Interpolant automaton has 38 states. [2020-10-27 00:59:28,570 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 332 transitions. [2020-10-27 00:59:28,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 258 [2020-10-27 00:59:28,572 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:28,573 INFO L422 BasicCegarLoop]: trace histogram [35, 35, 35, 35, 35, 35, 35, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:28,573 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable35 [2020-10-27 00:59:28,573 INFO L429 AbstractCegarLoop]: === Iteration 37 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:28,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:28,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1663331779, now seen corresponding path program 35 times [2020-10-27 00:59:28,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:28,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2093276308] [2020-10-27 00:59:28,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:28,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:28,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:29,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:29,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 337 [2020-10-27 00:59:29,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:29,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 838 [2020-10-27 00:59:29,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:29,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 37 [2020-10-27 00:59:29,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:29,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 317 [2020-10-27 00:59:29,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,492 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,495 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,495 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:30,495 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,495 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:59:30,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:30,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:30,496 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,500 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,500 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,501 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:30,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,502 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,504 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:30,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:30,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,510 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,510 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:30,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,518 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:30,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:30,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:30,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,524 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,527 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,528 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,531 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:30,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:30,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,538 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,538 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:30,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,540 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:30,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:30,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:30,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,548 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,549 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:30,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:30,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,553 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,554 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,557 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,557 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,558 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,558 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,558 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,558 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:30,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,561 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,561 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,561 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,561 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,562 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:30,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,564 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,565 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,566 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:30,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,567 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,569 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:30,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,570 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,571 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,571 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,571 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,571 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,571 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,572 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,572 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:30,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,573 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,574 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,574 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,574 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,574 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,575 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,575 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,575 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:30,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,579 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:30,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,580 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,581 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,581 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,581 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,581 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,581 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,582 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,582 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,583 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:30,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,584 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,585 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,586 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:30,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,587 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,588 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,588 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,588 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,588 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,588 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,589 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,589 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:30,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,591 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,591 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,592 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 00:59:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,595 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,595 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:30,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,596 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 00:59:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,598 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,600 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 00:59:30,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:30,601 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:30,602 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:30,602 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:30,602 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:30,602 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:30,602 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:30,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:30,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:30,603 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:30,603 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:30,700 INFO L134 CoverageAnalysis]: Checked inductivity of 4200 backedges. 0 proven. 3010 refuted. 0 times theorem prover too weak. 1190 trivial. 0 not checked. [2020-10-27 00:59:30,702 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2093276308] [2020-10-27 00:59:30,702 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:30,702 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [39] total 39 [2020-10-27 00:59:30,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [753314145] [2020-10-27 00:59:30,706 INFO L461 AbstractCegarLoop]: Interpolant automaton has 39 states [2020-10-27 00:59:30,706 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:30,706 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 39 interpolants. [2020-10-27 00:59:30,707 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=705, Invalid=777, Unknown=0, NotChecked=0, Total=1482 [2020-10-27 00:59:30,707 INFO L87 Difference]: Start difference. First operand 229 states and 332 transitions. Second operand 39 states. [2020-10-27 00:59:34,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:34,826 INFO L93 Difference]: Finished difference Result 246 states and 355 transitions. [2020-10-27 00:59:34,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 39 states. [2020-10-27 00:59:34,827 INFO L78 Accepts]: Start accepts. Automaton has 39 states. Word has length 257 [2020-10-27 00:59:34,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:34,830 INFO L225 Difference]: With dead ends: 246 [2020-10-27 00:59:34,830 INFO L226 Difference]: Without dead ends: 240 [2020-10-27 00:59:34,831 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 146 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 73 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 665 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=2109, Invalid=3441, Unknown=0, NotChecked=0, Total=5550 [2020-10-27 00:59:34,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2020-10-27 00:59:34,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 235. [2020-10-27 00:59:34,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 235 states. [2020-10-27 00:59:34,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 235 states and 341 transitions. [2020-10-27 00:59:34,885 INFO L78 Accepts]: Start accepts. Automaton has 235 states and 341 transitions. Word has length 257 [2020-10-27 00:59:34,885 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:34,886 INFO L481 AbstractCegarLoop]: Abstraction has 235 states and 341 transitions. [2020-10-27 00:59:34,886 INFO L482 AbstractCegarLoop]: Interpolant automaton has 39 states. [2020-10-27 00:59:34,886 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 341 transitions. [2020-10-27 00:59:34,888 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 265 [2020-10-27 00:59:34,888 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:34,888 INFO L422 BasicCegarLoop]: trace histogram [36, 36, 36, 36, 36, 36, 36, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:34,888 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable36 [2020-10-27 00:59:34,888 INFO L429 AbstractCegarLoop]: === Iteration 38 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:34,889 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:34,889 INFO L82 PathProgramCache]: Analyzing trace with hash -1678247430, now seen corresponding path program 36 times [2020-10-27 00:59:34,889 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:34,889 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [902045451] [2020-10-27 00:59:34,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:34,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:35,791 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:35,791 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 346 [2020-10-27 00:59:35,791 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:35,791 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 874 [2020-10-27 00:59:35,791 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:35,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 38 [2020-10-27 00:59:35,791 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:35,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 326 [2020-10-27 00:59:35,792 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,958 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:36,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:36,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,965 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:36,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,966 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,967 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:36,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,969 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,969 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,970 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,970 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:36,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:36,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,974 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,974 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,975 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,975 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,975 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,975 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,975 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:36,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,977 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,978 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,978 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,979 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:36,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,981 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:36,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,982 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:36,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,985 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:36,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,988 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,988 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,988 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,988 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,988 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,989 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,989 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:36,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,990 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,991 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:36,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:36,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,995 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,995 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,995 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:36,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:36,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:36,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:36,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:36,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:36,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:36,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:36,998 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:36,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:36,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:36,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,000 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,001 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:37,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,003 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,003 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,003 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,003 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,003 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:37,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:37,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,008 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:37,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,011 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:37,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,013 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:37,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,016 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,018 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,018 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:37,018 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,019 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:37,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,021 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:37,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,023 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,024 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,024 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,024 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,024 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,024 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,025 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:37,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:37,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,029 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:37,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,033 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:37,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:37,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:37,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:37,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:37,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:37,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 00:59:37,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 00:59:37,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 00:59:37,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 00:59:37,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:37,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:37,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:37,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:37,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:37,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:37,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:37,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:37,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:37,106 INFO L134 CoverageAnalysis]: Checked inductivity of 4446 backedges. 0 proven. 3186 refuted. 0 times theorem prover too weak. 1260 trivial. 0 not checked. [2020-10-27 00:59:37,106 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [902045451] [2020-10-27 00:59:37,107 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:37,107 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [40] total 40 [2020-10-27 00:59:37,107 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [955351289] [2020-10-27 00:59:37,107 INFO L461 AbstractCegarLoop]: Interpolant automaton has 40 states [2020-10-27 00:59:37,108 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:37,108 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2020-10-27 00:59:37,108 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=743, Invalid=817, Unknown=0, NotChecked=0, Total=1560 [2020-10-27 00:59:37,109 INFO L87 Difference]: Start difference. First operand 235 states and 341 transitions. Second operand 40 states. [2020-10-27 00:59:41,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:41,290 INFO L93 Difference]: Finished difference Result 252 states and 364 transitions. [2020-10-27 00:59:41,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2020-10-27 00:59:41,291 INFO L78 Accepts]: Start accepts. Automaton has 40 states. Word has length 264 [2020-10-27 00:59:41,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:41,294 INFO L225 Difference]: With dead ends: 252 [2020-10-27 00:59:41,294 INFO L226 Difference]: Without dead ends: 246 [2020-10-27 00:59:41,295 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 150 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 75 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 702 ImplicationChecksByTransitivity, 3.6s TimeCoverageRelationStatistics Valid=2223, Invalid=3629, Unknown=0, NotChecked=0, Total=5852 [2020-10-27 00:59:41,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 246 states. [2020-10-27 00:59:41,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 246 to 241. [2020-10-27 00:59:41,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 241 states. [2020-10-27 00:59:41,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 241 states and 350 transitions. [2020-10-27 00:59:41,357 INFO L78 Accepts]: Start accepts. Automaton has 241 states and 350 transitions. Word has length 264 [2020-10-27 00:59:41,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:41,357 INFO L481 AbstractCegarLoop]: Abstraction has 241 states and 350 transitions. [2020-10-27 00:59:41,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 40 states. [2020-10-27 00:59:41,358 INFO L276 IsEmpty]: Start isEmpty. Operand 241 states and 350 transitions. [2020-10-27 00:59:41,360 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 272 [2020-10-27 00:59:41,360 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:41,360 INFO L422 BasicCegarLoop]: trace histogram [37, 37, 37, 37, 37, 37, 37, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:41,360 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37 [2020-10-27 00:59:41,361 INFO L429 AbstractCegarLoop]: === Iteration 39 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:41,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:41,361 INFO L82 PathProgramCache]: Analyzing trace with hash -709914141, now seen corresponding path program 37 times [2020-10-27 00:59:41,361 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:41,362 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [981666718] [2020-10-27 00:59:41,362 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:41,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:41,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 355 [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1221 [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 39 [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:42,610 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 335 [2020-10-27 00:59:42,611 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:43,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:43,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:43,855 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,856 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,856 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,856 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,857 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:43,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:43,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,862 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:43,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,863 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,863 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,863 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,864 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:43,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:43,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:43,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:43,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:43,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:43,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,878 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:43,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:43,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:43,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,885 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,886 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,886 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:43,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,887 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,888 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,889 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:43,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:43,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,893 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:43,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,896 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,897 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:43,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:43,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:43,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,906 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:43,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,907 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:43,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:43,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:43,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:43,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,918 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,919 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:43,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:43,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:43,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:43,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:43,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,930 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:43,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:43,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:43,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 00:59:43,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,941 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,941 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 00:59:43,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 00:59:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 00:59:43,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:43,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 00:59:43,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:43,952 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:43,952 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:43,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:43,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:43,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:43,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:43,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:43,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:43,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:43,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:44,018 INFO L134 CoverageAnalysis]: Checked inductivity of 4699 backedges. 0 proven. 3367 refuted. 0 times theorem prover too weak. 1332 trivial. 0 not checked. [2020-10-27 00:59:44,018 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [981666718] [2020-10-27 00:59:44,018 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:44,018 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41] total 41 [2020-10-27 00:59:44,018 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [789626484] [2020-10-27 00:59:44,018 INFO L461 AbstractCegarLoop]: Interpolant automaton has 41 states [2020-10-27 00:59:44,019 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:44,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2020-10-27 00:59:44,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=782, Invalid=858, Unknown=0, NotChecked=0, Total=1640 [2020-10-27 00:59:44,019 INFO L87 Difference]: Start difference. First operand 241 states and 350 transitions. Second operand 41 states. [2020-10-27 00:59:48,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:48,549 INFO L93 Difference]: Finished difference Result 258 states and 373 transitions. [2020-10-27 00:59:48,550 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2020-10-27 00:59:48,550 INFO L78 Accepts]: Start accepts. Automaton has 41 states. Word has length 271 [2020-10-27 00:59:48,551 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:48,553 INFO L225 Difference]: With dead ends: 258 [2020-10-27 00:59:48,553 INFO L226 Difference]: Without dead ends: 252 [2020-10-27 00:59:48,554 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 77 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 740 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=2340, Invalid=3822, Unknown=0, NotChecked=0, Total=6162 [2020-10-27 00:59:48,554 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 252 states. [2020-10-27 00:59:48,604 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 252 to 247. [2020-10-27 00:59:48,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 247 states. [2020-10-27 00:59:48,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 359 transitions. [2020-10-27 00:59:48,605 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 359 transitions. Word has length 271 [2020-10-27 00:59:48,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:48,606 INFO L481 AbstractCegarLoop]: Abstraction has 247 states and 359 transitions. [2020-10-27 00:59:48,606 INFO L482 AbstractCegarLoop]: Interpolant automaton has 41 states. [2020-10-27 00:59:48,606 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 359 transitions. [2020-10-27 00:59:48,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 279 [2020-10-27 00:59:48,608 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:48,608 INFO L422 BasicCegarLoop]: trace histogram [38, 38, 38, 38, 38, 38, 38, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:48,608 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable38 [2020-10-27 00:59:48,608 INFO L429 AbstractCegarLoop]: === Iteration 40 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:48,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:48,609 INFO L82 PathProgramCache]: Analyzing trace with hash -310251046, now seen corresponding path program 38 times [2020-10-27 00:59:48,609 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:48,609 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1497694189] [2020-10-27 00:59:48,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:48,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:48,649 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:49,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 364 [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1043 [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 40 [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 344 [2020-10-27 00:59:49,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,951 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:50,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:50,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 00:59:50,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:50,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:50,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,961 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,962 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:50,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,963 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:50,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,965 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:50,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,967 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:50,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,969 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,969 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:50,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,970 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:50,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,971 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:50,972 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,972 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:50,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,975 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,975 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,976 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,977 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:50,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,979 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,980 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:50,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,981 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:50,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:50,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:50,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,987 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:50,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,989 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,990 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:50,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:50,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,994 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:50,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,994 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,995 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,995 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,995 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,996 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:50,996 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,996 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,996 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:50,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:50,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:50,998 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:50,998 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:50,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,000 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:51,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,002 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:51,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,005 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,005 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,005 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,005 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,005 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,005 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,006 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,006 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:51,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,008 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,009 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,009 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:51,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:51,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,015 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,015 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,016 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,016 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,016 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,016 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:51,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,019 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,019 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,019 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:51,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,022 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,023 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,024 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:51,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,026 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,026 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:51,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,030 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,031 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:51,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,032 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,033 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,033 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,033 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,033 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,033 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,034 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:51,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,038 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:51,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,040 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,040 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,040 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,041 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,041 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,041 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,042 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:51,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,044 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,044 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,044 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,045 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:51,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:51,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,052 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:51,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,054 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:51,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,059 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,059 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:51,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:51,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,066 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:51,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,070 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,070 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,070 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,070 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,070 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 00:59:51,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 00:59:51,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:51,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 00:59:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,080 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,081 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 00:59:51,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,084 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,085 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,086 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 00:59:51,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,088 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,088 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,088 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,088 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,089 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 00:59:51,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:51,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:51,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:51,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:51,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:51,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:51,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:51,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:51,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:51,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:51,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:51,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4959 backedges. 0 proven. 3553 refuted. 0 times theorem prover too weak. 1406 trivial. 0 not checked. [2020-10-27 00:59:51,198 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1497694189] [2020-10-27 00:59:51,198 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:51,198 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42] total 42 [2020-10-27 00:59:51,198 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [239659773] [2020-10-27 00:59:51,199 INFO L461 AbstractCegarLoop]: Interpolant automaton has 42 states [2020-10-27 00:59:51,199 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:51,199 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2020-10-27 00:59:51,200 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=822, Invalid=900, Unknown=0, NotChecked=0, Total=1722 [2020-10-27 00:59:51,200 INFO L87 Difference]: Start difference. First operand 247 states and 359 transitions. Second operand 42 states. [2020-10-27 00:59:55,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 00:59:55,859 INFO L93 Difference]: Finished difference Result 264 states and 382 transitions. [2020-10-27 00:59:55,860 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2020-10-27 00:59:55,860 INFO L78 Accepts]: Start accepts. Automaton has 42 states. Word has length 278 [2020-10-27 00:59:55,860 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 00:59:55,863 INFO L225 Difference]: With dead ends: 264 [2020-10-27 00:59:55,863 INFO L226 Difference]: Without dead ends: 258 [2020-10-27 00:59:55,864 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 779 ImplicationChecksByTransitivity, 3.9s TimeCoverageRelationStatistics Valid=2460, Invalid=4020, Unknown=0, NotChecked=0, Total=6480 [2020-10-27 00:59:55,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2020-10-27 00:59:55,927 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 253. [2020-10-27 00:59:55,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 253 states. [2020-10-27 00:59:55,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 253 states and 368 transitions. [2020-10-27 00:59:55,929 INFO L78 Accepts]: Start accepts. Automaton has 253 states and 368 transitions. Word has length 278 [2020-10-27 00:59:55,929 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 00:59:55,929 INFO L481 AbstractCegarLoop]: Abstraction has 253 states and 368 transitions. [2020-10-27 00:59:55,929 INFO L482 AbstractCegarLoop]: Interpolant automaton has 42 states. [2020-10-27 00:59:55,929 INFO L276 IsEmpty]: Start isEmpty. Operand 253 states and 368 transitions. [2020-10-27 00:59:55,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 286 [2020-10-27 00:59:55,932 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 00:59:55,932 INFO L422 BasicCegarLoop]: trace histogram [39, 39, 39, 39, 39, 39, 39, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 00:59:55,932 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable39 [2020-10-27 00:59:55,932 INFO L429 AbstractCegarLoop]: === Iteration 41 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 00:59:55,933 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 00:59:55,933 INFO L82 PathProgramCache]: Analyzing trace with hash -1889993213, now seen corresponding path program 39 times [2020-10-27 00:59:55,933 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 00:59:55,933 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [24560959] [2020-10-27 00:59:55,933 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 00:59:55,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:55,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 373 [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1091 [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 41 [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 00:59:57,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 353 [2020-10-27 00:59:57,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 00:59:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,402 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,404 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,404 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 00:59:58,404 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,404 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 00:59:58,404 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 00:59:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,405 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 00:59:58,405 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 00:59:58,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,407 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 00:59:58,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,411 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 00:59:58,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,412 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,412 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,412 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,412 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,412 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,413 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,413 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 00:59:58,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,414 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,415 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 00:59:58,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 00:59:58,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,419 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 00:59:58,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,422 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 00:59:58,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 00:59:58,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 00:59:58,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,427 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 00:59:58,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 00:59:58,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 00:59:58,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,437 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,437 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,437 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,438 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 00:59:58,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 00:59:58,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,443 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,445 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 00:59:58,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 00:59:58,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,451 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,451 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 00:59:58,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,453 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,454 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 00:59:58,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 00:59:58,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 00:59:58,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 00:59:58,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,464 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 00:59:58,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,467 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,467 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,468 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 00:59:58,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,471 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 00:59:58,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 00:59:58,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,477 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 00:59:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 00:59:58,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 00:59:58,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,484 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 00:59:58,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,486 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 00:59:58,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,488 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 00:59:58,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 00:59:58,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,494 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 00:59:58,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 00:59:58,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 00:59:58,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,502 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,502 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 00:59:58,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,504 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 00:59:58,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,506 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,506 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,506 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,506 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,506 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,506 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,507 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,507 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 00:59:58,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,508 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,509 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,509 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,509 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 00:59:58,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 00:59:58,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 00:59:58,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 00:59:58,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 00:59:58,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 00:59:58,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 00:59:58,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 00:59:58,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 00:59:58,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 00:59:58,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 00:59:58,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 00:59:58,568 INFO L134 CoverageAnalysis]: Checked inductivity of 5226 backedges. 0 proven. 3744 refuted. 0 times theorem prover too weak. 1482 trivial. 0 not checked. [2020-10-27 00:59:58,568 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [24560959] [2020-10-27 00:59:58,569 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 00:59:58,569 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43] total 43 [2020-10-27 00:59:58,569 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975867203] [2020-10-27 00:59:58,569 INFO L461 AbstractCegarLoop]: Interpolant automaton has 43 states [2020-10-27 00:59:58,569 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 00:59:58,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 43 interpolants. [2020-10-27 00:59:58,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=863, Invalid=943, Unknown=0, NotChecked=0, Total=1806 [2020-10-27 00:59:58,570 INFO L87 Difference]: Start difference. First operand 253 states and 368 transitions. Second operand 43 states. [2020-10-27 01:00:03,286 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:00:03,287 INFO L93 Difference]: Finished difference Result 270 states and 391 transitions. [2020-10-27 01:00:03,287 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2020-10-27 01:00:03,288 INFO L78 Accepts]: Start accepts. Automaton has 43 states. Word has length 285 [2020-10-27 01:00:03,289 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:00:03,291 INFO L225 Difference]: With dead ends: 270 [2020-10-27 01:00:03,291 INFO L226 Difference]: Without dead ends: 264 [2020-10-27 01:00:03,292 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 162 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 81 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 819 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=2583, Invalid=4223, Unknown=0, NotChecked=0, Total=6806 [2020-10-27 01:00:03,293 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2020-10-27 01:00:03,347 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 259. [2020-10-27 01:00:03,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 259 states. [2020-10-27 01:00:03,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 259 states and 377 transitions. [2020-10-27 01:00:03,348 INFO L78 Accepts]: Start accepts. Automaton has 259 states and 377 transitions. Word has length 285 [2020-10-27 01:00:03,349 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:00:03,349 INFO L481 AbstractCegarLoop]: Abstraction has 259 states and 377 transitions. [2020-10-27 01:00:03,349 INFO L482 AbstractCegarLoop]: Interpolant automaton has 43 states. [2020-10-27 01:00:03,349 INFO L276 IsEmpty]: Start isEmpty. Operand 259 states and 377 transitions. [2020-10-27 01:00:03,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 293 [2020-10-27 01:00:03,351 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:00:03,352 INFO L422 BasicCegarLoop]: trace histogram [40, 40, 40, 40, 40, 40, 40, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:00:03,352 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable40 [2020-10-27 01:00:03,352 INFO L429 AbstractCegarLoop]: === Iteration 42 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:00:03,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:00:03,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1362320966, now seen corresponding path program 40 times [2020-10-27 01:00:03,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:00:03,352 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [660399215] [2020-10-27 01:00:03,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:00:03,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:03,385 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:04,314 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:04,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 382 [2020-10-27 01:00:04,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:04,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 941 [2020-10-27 01:00:04,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 42 [2020-10-27 01:00:04,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:00:04,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 362 [2020-10-27 01:00:04,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:00:05,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:00:05,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:00:05,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:05,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,764 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,764 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:00:05,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:00:05,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,769 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:05,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,771 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:00:05,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:00:05,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,778 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:00:05,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:00:05,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,783 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,784 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,784 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:00:05,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:00:05,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:00:05,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:00:05,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:00:05,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:00:05,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,802 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,802 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:00:05,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,803 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:00:05,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:00:05,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:00:05,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:00:05,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:00:05,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,816 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,816 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:00:05,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:00:05,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,822 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:00:05,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:00:05,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,827 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,827 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,827 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,827 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,827 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,828 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:00:05,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,829 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,830 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,830 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:00:05,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,833 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,834 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,834 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,834 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:00:05,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,836 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:00:05,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:00:05,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:00:05,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:00:05,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:00:05,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:00:05,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,855 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:00:05,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:00:05,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,860 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,861 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,862 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:00:05,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:05,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:00:05,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:00:05,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:00:05,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:00:05,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,879 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,880 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:00:05,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:05,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:05,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:05,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:05,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:05,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:05,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:05,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:05,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:05,979 INFO L134 CoverageAnalysis]: Checked inductivity of 5500 backedges. 0 proven. 3940 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2020-10-27 01:00:05,979 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [660399215] [2020-10-27 01:00:05,979 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:00:05,980 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44] total 44 [2020-10-27 01:00:05,980 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [697730832] [2020-10-27 01:00:05,980 INFO L461 AbstractCegarLoop]: Interpolant automaton has 44 states [2020-10-27 01:00:05,980 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:00:05,981 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2020-10-27 01:00:05,981 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=905, Invalid=987, Unknown=0, NotChecked=0, Total=1892 [2020-10-27 01:00:05,981 INFO L87 Difference]: Start difference. First operand 259 states and 377 transitions. Second operand 44 states. [2020-10-27 01:00:10,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:00:10,996 INFO L93 Difference]: Finished difference Result 276 states and 400 transitions. [2020-10-27 01:00:10,997 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2020-10-27 01:00:10,997 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 292 [2020-10-27 01:00:10,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:00:11,000 INFO L225 Difference]: With dead ends: 276 [2020-10-27 01:00:11,000 INFO L226 Difference]: Without dead ends: 270 [2020-10-27 01:00:11,001 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 83 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 860 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=2709, Invalid=4431, Unknown=0, NotChecked=0, Total=7140 [2020-10-27 01:00:11,002 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2020-10-27 01:00:11,058 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 265. [2020-10-27 01:00:11,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2020-10-27 01:00:11,059 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 386 transitions. [2020-10-27 01:00:11,059 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 386 transitions. Word has length 292 [2020-10-27 01:00:11,060 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:00:11,060 INFO L481 AbstractCegarLoop]: Abstraction has 265 states and 386 transitions. [2020-10-27 01:00:11,060 INFO L482 AbstractCegarLoop]: Interpolant automaton has 44 states. [2020-10-27 01:00:11,060 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 386 transitions. [2020-10-27 01:00:11,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2020-10-27 01:00:11,062 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:00:11,063 INFO L422 BasicCegarLoop]: trace histogram [41, 41, 41, 41, 41, 41, 41, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:00:11,063 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable41 [2020-10-27 01:00:11,063 INFO L429 AbstractCegarLoop]: === Iteration 43 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:00:11,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:00:11,063 INFO L82 PathProgramCache]: Analyzing trace with hash 2038608419, now seen corresponding path program 41 times [2020-10-27 01:00:11,063 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:00:11,064 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1699255354] [2020-10-27 01:00:11,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:00:11,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:11,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 391 [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1137 [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 43 [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 371 [2020-10-27 01:00:12,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,722 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:00:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:00:13,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:00:13,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,731 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,731 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,731 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,731 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,731 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,731 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,732 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,732 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,732 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:00:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,733 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,733 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,733 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,734 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,734 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:00:13,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,735 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,735 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,735 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,735 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,736 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:00:13,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:00:13,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,740 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,741 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,741 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,741 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:13,741 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,742 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,742 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:00:13,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,743 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:00:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,746 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:00:13,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:00:13,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,751 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:00:13,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,754 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:00:13,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:00:13,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,761 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:00:13,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,761 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:00:13,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:00:13,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:00:13,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:13,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:00:13,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:00:13,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,779 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:00:13,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:00:13,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,786 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,787 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,787 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,788 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:00:13,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,789 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,791 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:00:13,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,792 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:00:13,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,795 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,796 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,796 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:00:13,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:00:13,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:00:13,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:00:13,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:00:13,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,809 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:00:13,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:00:13,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:00:13,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:00:13,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,818 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,818 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:00:13,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,820 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,820 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,820 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:00:13,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:00:13,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:00:13,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:00:13,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:00:13,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:00:13,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,836 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,836 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:13,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,837 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,837 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,837 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:00:13,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,839 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,839 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,839 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:00:13,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:13,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:13,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:13,843 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:13,843 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:13,843 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:13,843 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:13,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:13,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:13,844 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:13,916 INFO L134 CoverageAnalysis]: Checked inductivity of 5781 backedges. 0 proven. 4141 refuted. 0 times theorem prover too weak. 1640 trivial. 0 not checked. [2020-10-27 01:00:13,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1699255354] [2020-10-27 01:00:13,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:00:13,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45] total 45 [2020-10-27 01:00:13,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1829573342] [2020-10-27 01:00:13,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 45 states [2020-10-27 01:00:13,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:00:13,918 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 45 interpolants. [2020-10-27 01:00:13,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=948, Invalid=1032, Unknown=0, NotChecked=0, Total=1980 [2020-10-27 01:00:13,919 INFO L87 Difference]: Start difference. First operand 265 states and 386 transitions. Second operand 45 states. [2020-10-27 01:00:19,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:00:19,213 INFO L93 Difference]: Finished difference Result 282 states and 409 transitions. [2020-10-27 01:00:19,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2020-10-27 01:00:19,214 INFO L78 Accepts]: Start accepts. Automaton has 45 states. Word has length 299 [2020-10-27 01:00:19,214 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:00:19,217 INFO L225 Difference]: With dead ends: 282 [2020-10-27 01:00:19,217 INFO L226 Difference]: Without dead ends: 276 [2020-10-27 01:00:19,218 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 170 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 85 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 902 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=2838, Invalid=4644, Unknown=0, NotChecked=0, Total=7482 [2020-10-27 01:00:19,218 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 276 states. [2020-10-27 01:00:19,279 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 276 to 271. [2020-10-27 01:00:19,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 271 states. [2020-10-27 01:00:19,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 271 states and 395 transitions. [2020-10-27 01:00:19,281 INFO L78 Accepts]: Start accepts. Automaton has 271 states and 395 transitions. Word has length 299 [2020-10-27 01:00:19,282 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:00:19,282 INFO L481 AbstractCegarLoop]: Abstraction has 271 states and 395 transitions. [2020-10-27 01:00:19,282 INFO L482 AbstractCegarLoop]: Interpolant automaton has 45 states. [2020-10-27 01:00:19,282 INFO L276 IsEmpty]: Start isEmpty. Operand 271 states and 395 transitions. [2020-10-27 01:00:19,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 307 [2020-10-27 01:00:19,285 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:00:19,285 INFO L422 BasicCegarLoop]: trace histogram [42, 42, 42, 42, 42, 42, 42, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:00:19,285 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable42 [2020-10-27 01:00:19,285 INFO L429 AbstractCegarLoop]: === Iteration 44 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:00:19,285 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:00:19,286 INFO L82 PathProgramCache]: Analyzing trace with hash 70650266, now seen corresponding path program 42 times [2020-10-27 01:00:19,286 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:00:19,286 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [355975028] [2020-10-27 01:00:19,286 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:00:19,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:19,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:20,512 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 400 [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1199 [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 44 [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 380 [2020-10-27 01:00:20,513 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:00:22,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:00:22,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:00:22,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:00:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:00:22,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,055 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:00:22,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,057 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,057 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,058 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:00:22,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:00:22,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,062 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,062 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,063 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:00:22,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,064 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,064 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,064 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,065 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,065 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,065 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,065 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:00:22,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,066 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:00:22,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,068 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:00:22,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,071 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,072 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:00:22,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:00:22,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,075 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,076 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:00:22,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,078 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,078 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:00:22,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,079 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,079 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,079 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,079 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,079 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,080 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:00:22,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,081 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:00:22,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:00:22,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,086 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,087 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,087 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,088 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:00:22,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:00:22,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,093 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:00:22,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,095 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,095 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,095 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,096 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:00:22,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,098 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:00:22,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,101 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,103 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:00:22,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,104 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,106 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:00:22,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,108 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,108 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,108 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:00:22,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,111 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,111 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,111 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,112 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,112 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,112 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,112 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,112 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:00:22,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,116 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:00:22,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,118 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:00:22,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,124 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:00:22,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,125 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,126 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,126 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,127 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:00:22,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,129 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:00:22,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,132 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,135 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:00:22,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,136 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,138 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:00:22,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,139 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,140 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,140 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,140 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,141 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,141 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:00:22,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,144 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,145 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,146 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:00:22,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,148 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,148 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,148 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,149 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:00:22,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,152 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,152 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,152 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:00:22,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:00:22,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,159 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,160 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:00:22,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,162 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:00:22,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,166 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,166 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,166 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,167 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:00:22,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:22,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,171 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:00:22,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,173 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:00:22,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,177 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,178 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,178 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:00:22,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,182 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:00:22,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:22,185 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:22,185 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:22,186 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:22,186 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:22,186 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:22,186 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:22,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:22,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:22,186 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:22,187 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:22,320 INFO L134 CoverageAnalysis]: Checked inductivity of 6069 backedges. 0 proven. 4347 refuted. 0 times theorem prover too weak. 1722 trivial. 0 not checked. [2020-10-27 01:00:22,321 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [355975028] [2020-10-27 01:00:22,321 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:00:22,321 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [46] total 46 [2020-10-27 01:00:22,321 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1109962198] [2020-10-27 01:00:22,322 INFO L461 AbstractCegarLoop]: Interpolant automaton has 46 states [2020-10-27 01:00:22,322 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:00:22,322 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 46 interpolants. [2020-10-27 01:00:22,322 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=992, Invalid=1078, Unknown=0, NotChecked=0, Total=2070 [2020-10-27 01:00:22,323 INFO L87 Difference]: Start difference. First operand 271 states and 395 transitions. Second operand 46 states. [2020-10-27 01:00:27,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:00:27,599 INFO L93 Difference]: Finished difference Result 288 states and 418 transitions. [2020-10-27 01:00:27,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 46 states. [2020-10-27 01:00:27,600 INFO L78 Accepts]: Start accepts. Automaton has 46 states. Word has length 306 [2020-10-27 01:00:27,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:00:27,603 INFO L225 Difference]: With dead ends: 288 [2020-10-27 01:00:27,603 INFO L226 Difference]: Without dead ends: 282 [2020-10-27 01:00:27,604 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 174 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 87 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 945 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=2970, Invalid=4862, Unknown=0, NotChecked=0, Total=7832 [2020-10-27 01:00:27,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 282 states. [2020-10-27 01:00:27,657 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 282 to 277. [2020-10-27 01:00:27,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 277 states. [2020-10-27 01:00:27,658 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 277 states and 404 transitions. [2020-10-27 01:00:27,659 INFO L78 Accepts]: Start accepts. Automaton has 277 states and 404 transitions. Word has length 306 [2020-10-27 01:00:27,659 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:00:27,659 INFO L481 AbstractCegarLoop]: Abstraction has 277 states and 404 transitions. [2020-10-27 01:00:27,659 INFO L482 AbstractCegarLoop]: Interpolant automaton has 46 states. [2020-10-27 01:00:27,659 INFO L276 IsEmpty]: Start isEmpty. Operand 277 states and 404 transitions. [2020-10-27 01:00:27,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 314 [2020-10-27 01:00:27,661 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:00:27,662 INFO L422 BasicCegarLoop]: trace histogram [43, 43, 43, 43, 43, 43, 43, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:00:27,662 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable43 [2020-10-27 01:00:27,662 INFO L429 AbstractCegarLoop]: === Iteration 45 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:00:27,662 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:00:27,662 INFO L82 PathProgramCache]: Analyzing trace with hash 1779347011, now seen corresponding path program 43 times [2020-10-27 01:00:27,663 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:00:27,663 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1358754030] [2020-10-27 01:00:27,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:00:27,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:27,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:28,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:28,772 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 409 [2020-10-27 01:00:28,772 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:28,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1083 [2020-10-27 01:00:28,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:28,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 45 [2020-10-27 01:00:28,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:00:28,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 389 [2020-10-27 01:00:28,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,411 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:00:30,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:00:30,417 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:00:30,419 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,420 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,420 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,420 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,421 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,421 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:00:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,422 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,422 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,423 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,423 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,423 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,423 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:00:30,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:00:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:00:30,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:00:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,431 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:00:30,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:00:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,434 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:00:30,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,437 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:00:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,442 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:00:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:00:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,448 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:00:30,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,451 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:00:30,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,455 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:00:30,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:00:30,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,459 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,459 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,460 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:00:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,461 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,461 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,461 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,462 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,462 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:00:30,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:00:30,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,469 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:00:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,471 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,471 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:00:30,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,473 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,474 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,474 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,474 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,475 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:00:30,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,479 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,479 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:00:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,482 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,482 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,483 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:00:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,484 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,485 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,486 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,486 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,486 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:00:30,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,488 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,488 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,489 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:00:30,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,491 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,491 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,491 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,491 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,491 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,492 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,492 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:00:30,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:00:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,496 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,496 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,496 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,496 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,496 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,497 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:00:30,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,498 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:00:30,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:00:30,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:00:30,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:00:30,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:00:30,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,513 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,514 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:00:30,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,515 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,517 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:00:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,518 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:00:30,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,522 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:00:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,523 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,523 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,523 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,523 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,524 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:00:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,526 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 01:00:30,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:00:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,531 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,531 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,532 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:00:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,534 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:30,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,535 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:00:30,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,538 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,539 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:00:30,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:30,541 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:30,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:30,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:30,630 INFO L134 CoverageAnalysis]: Checked inductivity of 6364 backedges. 0 proven. 4558 refuted. 0 times theorem prover too weak. 1806 trivial. 0 not checked. [2020-10-27 01:00:30,631 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1358754030] [2020-10-27 01:00:30,631 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:00:30,631 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [47] total 47 [2020-10-27 01:00:30,631 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [34191283] [2020-10-27 01:00:30,631 INFO L461 AbstractCegarLoop]: Interpolant automaton has 47 states [2020-10-27 01:00:30,631 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:00:30,632 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2020-10-27 01:00:30,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1037, Invalid=1125, Unknown=0, NotChecked=0, Total=2162 [2020-10-27 01:00:30,632 INFO L87 Difference]: Start difference. First operand 277 states and 404 transitions. Second operand 47 states. [2020-10-27 01:00:36,178 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:00:36,178 INFO L93 Difference]: Finished difference Result 294 states and 427 transitions. [2020-10-27 01:00:36,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2020-10-27 01:00:36,179 INFO L78 Accepts]: Start accepts. Automaton has 47 states. Word has length 313 [2020-10-27 01:00:36,180 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:00:36,181 INFO L225 Difference]: With dead ends: 294 [2020-10-27 01:00:36,182 INFO L226 Difference]: Without dead ends: 288 [2020-10-27 01:00:36,182 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 89 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 989 ImplicationChecksByTransitivity, 4.9s TimeCoverageRelationStatistics Valid=3105, Invalid=5085, Unknown=0, NotChecked=0, Total=8190 [2020-10-27 01:00:36,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 288 states. [2020-10-27 01:00:36,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 288 to 283. [2020-10-27 01:00:36,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2020-10-27 01:00:36,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 413 transitions. [2020-10-27 01:00:36,252 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 413 transitions. Word has length 313 [2020-10-27 01:00:36,252 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:00:36,252 INFO L481 AbstractCegarLoop]: Abstraction has 283 states and 413 transitions. [2020-10-27 01:00:36,252 INFO L482 AbstractCegarLoop]: Interpolant automaton has 47 states. [2020-10-27 01:00:36,252 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 413 transitions. [2020-10-27 01:00:36,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2020-10-27 01:00:36,255 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:00:36,255 INFO L422 BasicCegarLoop]: trace histogram [44, 44, 44, 44, 44, 44, 44, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:00:36,255 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable44 [2020-10-27 01:00:36,255 INFO L429 AbstractCegarLoop]: === Iteration 46 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:00:36,255 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:00:36,256 INFO L82 PathProgramCache]: Analyzing trace with hash 362555770, now seen corresponding path program 44 times [2020-10-27 01:00:36,256 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:00:36,256 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [644614675] [2020-10-27 01:00:36,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:00:36,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:36,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:37,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 418 [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1202 [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 46 [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 398 [2020-10-27 01:00:37,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:00:39,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,155 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:00:39,155 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,155 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:00:39,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:00:39,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:00:39,156 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,157 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:00:39,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,158 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:00:39,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,162 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:00:39,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,162 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:00:39,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,165 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,165 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,165 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,165 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,165 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,165 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,166 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,166 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:00:39,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,167 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,167 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:00:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,169 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,169 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,169 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,169 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,170 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,170 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,170 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,170 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:00:39,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,171 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,171 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,171 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,172 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,172 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:00:39,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,173 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,173 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,174 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,174 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,174 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:00:39,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:00:39,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,181 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:00:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,184 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,184 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,184 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,184 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,184 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,185 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,185 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:00:39,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,186 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,187 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,187 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,188 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,188 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:00:39,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,191 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,192 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,192 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:00:39,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,193 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,194 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,194 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,195 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,195 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:00:39,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:00:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,200 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:00:39,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,203 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,204 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,204 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,204 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,205 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,205 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,205 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,205 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,206 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:00:39,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,207 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,209 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:00:39,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,211 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,211 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,212 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,212 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,212 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,213 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:00:39,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:00:39,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,241 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:00:39,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:00:39,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,247 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,247 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:00:39,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:00:39,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,253 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,253 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,253 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,253 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,254 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,254 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,254 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:00:39,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,256 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,256 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,257 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,257 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,257 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,257 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,257 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,258 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:00:39,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,261 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:00:39,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,262 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,263 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,263 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,263 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,263 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:39,263 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,264 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,264 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:00:39,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,266 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:00:39,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:00:39,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:00:39,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,277 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,277 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:00:39,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,280 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,280 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,281 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:00:39,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,282 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:00:39,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,285 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,286 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,286 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:00:39,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,289 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,289 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,290 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,290 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,290 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:00:39,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,292 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,294 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:00:39,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:00:39,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:00:39,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,302 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:00:39,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:00:39,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:00:39,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,312 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,312 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 01:00:39,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:39,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:39,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:39,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:39,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:39,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:39,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:39,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:39,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:39,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:39,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:39,389 INFO L134 CoverageAnalysis]: Checked inductivity of 6666 backedges. 0 proven. 4774 refuted. 0 times theorem prover too weak. 1892 trivial. 0 not checked. [2020-10-27 01:00:39,389 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [644614675] [2020-10-27 01:00:39,389 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:00:39,389 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [48] total 48 [2020-10-27 01:00:39,390 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [857786825] [2020-10-27 01:00:39,390 INFO L461 AbstractCegarLoop]: Interpolant automaton has 48 states [2020-10-27 01:00:39,390 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:00:39,391 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2020-10-27 01:00:39,391 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1083, Invalid=1173, Unknown=0, NotChecked=0, Total=2256 [2020-10-27 01:00:39,391 INFO L87 Difference]: Start difference. First operand 283 states and 413 transitions. Second operand 48 states. [2020-10-27 01:00:45,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:00:45,142 INFO L93 Difference]: Finished difference Result 300 states and 436 transitions. [2020-10-27 01:00:45,149 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2020-10-27 01:00:45,149 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 320 [2020-10-27 01:00:45,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:00:45,151 INFO L225 Difference]: With dead ends: 300 [2020-10-27 01:00:45,151 INFO L226 Difference]: Without dead ends: 294 [2020-10-27 01:00:45,152 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 182 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 91 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1034 ImplicationChecksByTransitivity, 5.1s TimeCoverageRelationStatistics Valid=3243, Invalid=5313, Unknown=0, NotChecked=0, Total=8556 [2020-10-27 01:00:45,153 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 294 states. [2020-10-27 01:00:45,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 294 to 289. [2020-10-27 01:00:45,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 289 states. [2020-10-27 01:00:45,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 289 states and 422 transitions. [2020-10-27 01:00:45,222 INFO L78 Accepts]: Start accepts. Automaton has 289 states and 422 transitions. Word has length 320 [2020-10-27 01:00:45,223 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:00:45,223 INFO L481 AbstractCegarLoop]: Abstraction has 289 states and 422 transitions. [2020-10-27 01:00:45,223 INFO L482 AbstractCegarLoop]: Interpolant automaton has 48 states. [2020-10-27 01:00:45,223 INFO L276 IsEmpty]: Start isEmpty. Operand 289 states and 422 transitions. [2020-10-27 01:00:45,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 328 [2020-10-27 01:00:45,225 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:00:45,226 INFO L422 BasicCegarLoop]: trace histogram [45, 45, 45, 45, 45, 45, 45, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:00:45,226 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable45 [2020-10-27 01:00:45,226 INFO L429 AbstractCegarLoop]: === Iteration 47 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:00:45,226 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:00:45,226 INFO L82 PathProgramCache]: Analyzing trace with hash 1130295907, now seen corresponding path program 45 times [2020-10-27 01:00:45,227 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:00:45,227 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1633507738] [2020-10-27 01:00:45,227 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:00:45,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:45,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:46,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:46,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 427 [2020-10-27 01:00:46,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:46,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1226 [2020-10-27 01:00:46,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:46,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 47 [2020-10-27 01:00:46,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:00:46,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 407 [2020-10-27 01:00:46,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:00:48,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:00:48,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:00:48,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,283 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:00:48,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:00:48,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:00:48,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,286 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,287 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,287 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:00:48,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,288 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,288 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,289 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,289 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,289 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,289 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,289 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:00:48,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:00:48,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,292 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,292 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,293 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:00:48,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,294 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,295 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:00:48,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,297 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,297 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,298 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:00:48,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,299 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,301 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:00:48,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:00:48,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,304 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:00:48,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,306 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:00:48,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:00:48,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,311 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,312 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:00:48,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,313 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:00:48,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,314 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:00:48,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:00:48,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,318 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:00:48,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,322 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:00:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,322 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,323 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,324 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:00:48,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,325 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:00:48,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,328 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:00:48,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:00:48,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:00:48,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,333 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:00:48,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,336 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:00:48,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,337 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:00:48,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:00:48,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,344 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:00:48,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,345 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,345 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:00:48,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,347 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,348 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:00:48,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,350 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,351 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:00:48,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,353 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:00:48,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,355 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:00:48,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,356 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,356 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,356 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,356 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,356 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,357 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,357 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:00:48,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,359 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:00:48,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:00:48,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:00:48,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:00:48,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,367 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,367 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,368 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,369 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:00:48,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,369 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,370 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,371 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:00:48,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,373 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:00:48,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,374 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,374 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,374 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,374 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,375 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,375 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:00:48,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,377 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:00:48,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,378 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,379 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 01:00:48,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,381 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,381 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,381 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-27 01:00:48,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:48,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:48,384 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:48,384 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:48,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:48,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:48,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:48,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:48,385 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:48,385 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:48,460 INFO L134 CoverageAnalysis]: Checked inductivity of 6975 backedges. 0 proven. 4995 refuted. 0 times theorem prover too weak. 1980 trivial. 0 not checked. [2020-10-27 01:00:48,460 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1633507738] [2020-10-27 01:00:48,460 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:00:48,460 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [49] total 49 [2020-10-27 01:00:48,460 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502666916] [2020-10-27 01:00:48,461 INFO L461 AbstractCegarLoop]: Interpolant automaton has 49 states [2020-10-27 01:00:48,461 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:00:48,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 49 interpolants. [2020-10-27 01:00:48,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1130, Invalid=1222, Unknown=0, NotChecked=0, Total=2352 [2020-10-27 01:00:48,462 INFO L87 Difference]: Start difference. First operand 289 states and 422 transitions. Second operand 49 states. [2020-10-27 01:00:54,360 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:00:54,360 INFO L93 Difference]: Finished difference Result 306 states and 445 transitions. [2020-10-27 01:00:54,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-10-27 01:00:54,361 INFO L78 Accepts]: Start accepts. Automaton has 49 states. Word has length 327 [2020-10-27 01:00:54,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:00:54,364 INFO L225 Difference]: With dead ends: 306 [2020-10-27 01:00:54,364 INFO L226 Difference]: Without dead ends: 300 [2020-10-27 01:00:54,365 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 186 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 93 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1080 ImplicationChecksByTransitivity, 5.3s TimeCoverageRelationStatistics Valid=3384, Invalid=5546, Unknown=0, NotChecked=0, Total=8930 [2020-10-27 01:00:54,366 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 300 states. [2020-10-27 01:00:54,426 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 300 to 295. [2020-10-27 01:00:54,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 295 states. [2020-10-27 01:00:54,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 295 states and 431 transitions. [2020-10-27 01:00:54,429 INFO L78 Accepts]: Start accepts. Automaton has 295 states and 431 transitions. Word has length 327 [2020-10-27 01:00:54,429 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:00:54,429 INFO L481 AbstractCegarLoop]: Abstraction has 295 states and 431 transitions. [2020-10-27 01:00:54,429 INFO L482 AbstractCegarLoop]: Interpolant automaton has 49 states. [2020-10-27 01:00:54,429 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 431 transitions. [2020-10-27 01:00:54,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 335 [2020-10-27 01:00:54,432 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:00:54,432 INFO L422 BasicCegarLoop]: trace histogram [46, 46, 46, 46, 46, 46, 46, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:00:54,432 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable46 [2020-10-27 01:00:54,432 INFO L429 AbstractCegarLoop]: === Iteration 48 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:00:54,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:00:54,433 INFO L82 PathProgramCache]: Analyzing trace with hash -295894694, now seen corresponding path program 46 times [2020-10-27 01:00:54,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:00:54,433 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [345551367] [2020-10-27 01:00:54,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:00:54,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:54,483 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:55,930 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:55,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 436 [2020-10-27 01:00:55,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:55,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1469 [2020-10-27 01:00:55,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:55,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 48 [2020-10-27 01:00:55,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:00:55,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 416 [2020-10-27 01:00:55,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:00:57,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,793 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:00:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:00:57,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,798 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,799 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:00:57,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,800 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,801 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:00:57,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,802 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:00:57,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,805 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,806 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:00:57,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,807 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:00:57,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,809 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,809 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:00:57,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:00:57,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,813 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,814 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,814 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,814 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,814 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,814 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,815 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,815 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,815 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:00:57,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,816 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,817 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:00:57,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,819 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:00:57,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,821 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:00:57,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,823 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,824 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:00:57,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,826 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:00:57,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:00:57,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,832 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:00:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,832 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,833 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,833 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,833 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,833 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,833 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,834 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,834 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:00:57,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,836 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,836 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,836 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:00:57,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:00:57,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,840 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,841 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:00:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,841 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:00:57,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:00:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,846 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,847 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:00:57,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:00:57,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,852 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:00:57,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,852 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,853 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:00:57,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,856 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:00:57,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:00:57,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,860 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:00:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,862 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:00:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,866 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:00:57,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,867 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,867 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,868 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:00:57,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:00:57,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,875 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,875 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,876 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:00:57,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,879 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,880 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,880 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,880 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,880 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:00:57,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:00:57,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:00:57,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,890 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:00:57,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,893 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,894 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,894 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,894 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,895 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,895 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:00:57,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:00:57,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:00:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,900 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,901 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,901 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,903 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,904 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:00:57,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:00:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,909 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,910 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,910 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,910 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,910 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,910 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:00:57,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,914 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,914 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,914 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,915 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,915 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,915 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,915 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 01:00:57,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-27 01:00:57,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,923 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,923 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:57,924 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-10-27 01:00:57,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:00:57,925 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:00:57,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:00:57,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:00:57,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:00:57,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:00:57,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:00:57,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:00:57,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:00:57,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:00:57,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:00:58,066 INFO L134 CoverageAnalysis]: Checked inductivity of 7291 backedges. 0 proven. 5221 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2020-10-27 01:00:58,066 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [345551367] [2020-10-27 01:00:58,067 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:00:58,067 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50] total 50 [2020-10-27 01:00:58,067 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [172348436] [2020-10-27 01:00:58,067 INFO L461 AbstractCegarLoop]: Interpolant automaton has 50 states [2020-10-27 01:00:58,067 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:00:58,068 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2020-10-27 01:00:58,068 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1178, Invalid=1272, Unknown=0, NotChecked=0, Total=2450 [2020-10-27 01:00:58,068 INFO L87 Difference]: Start difference. First operand 295 states and 431 transitions. Second operand 50 states. [2020-10-27 01:01:04,267 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:01:04,268 INFO L93 Difference]: Finished difference Result 312 states and 454 transitions. [2020-10-27 01:01:04,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2020-10-27 01:01:04,269 INFO L78 Accepts]: Start accepts. Automaton has 50 states. Word has length 334 [2020-10-27 01:01:04,269 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:01:04,271 INFO L225 Difference]: With dead ends: 312 [2020-10-27 01:01:04,271 INFO L226 Difference]: Without dead ends: 306 [2020-10-27 01:01:04,272 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 190 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1127 ImplicationChecksByTransitivity, 5.5s TimeCoverageRelationStatistics Valid=3528, Invalid=5784, Unknown=0, NotChecked=0, Total=9312 [2020-10-27 01:01:04,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 306 states. [2020-10-27 01:01:04,338 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 306 to 301. [2020-10-27 01:01:04,338 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 301 states. [2020-10-27 01:01:04,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 301 states and 440 transitions. [2020-10-27 01:01:04,340 INFO L78 Accepts]: Start accepts. Automaton has 301 states and 440 transitions. Word has length 334 [2020-10-27 01:01:04,340 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:01:04,340 INFO L481 AbstractCegarLoop]: Abstraction has 301 states and 440 transitions. [2020-10-27 01:01:04,341 INFO L482 AbstractCegarLoop]: Interpolant automaton has 50 states. [2020-10-27 01:01:04,341 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 440 transitions. [2020-10-27 01:01:04,343 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2020-10-27 01:01:04,343 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:01:04,343 INFO L422 BasicCegarLoop]: trace histogram [47, 47, 47, 47, 47, 47, 47, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:01:04,343 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable47 [2020-10-27 01:01:04,343 INFO L429 AbstractCegarLoop]: === Iteration 49 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:01:04,344 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:01:04,344 INFO L82 PathProgramCache]: Analyzing trace with hash 341147267, now seen corresponding path program 47 times [2020-10-27 01:01:04,344 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:01:04,344 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [277131515] [2020-10-27 01:01:04,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:01:04,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:04,387 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:05,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:05,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 445 [2020-10-27 01:01:05,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:05,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1398 [2020-10-27 01:01:05,770 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:05,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 49 [2020-10-27 01:01:05,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:01:05,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 425 [2020-10-27 01:01:05,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,729 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:01:07,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,734 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,734 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:01:07,734 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:01:07,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:01:07,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:01:07,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,736 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:01:07,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,737 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,737 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:01:07,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,739 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,740 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:01:07,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,743 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:01:07,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,744 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,744 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,744 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,745 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:01:07,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,746 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,746 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,746 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,746 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,747 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,747 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:01:07,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,748 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,748 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,748 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,749 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,749 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,749 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,749 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:01:07,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,750 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,750 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,750 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,751 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,751 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,751 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,751 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,751 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:01:07,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,752 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,752 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,753 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,753 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,753 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,753 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:01:07,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,755 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:01:07,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,756 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,757 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:01:07,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:01:07,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:01:07,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,762 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:01:07,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,764 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:01:07,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,767 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,768 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:01:07,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,768 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,769 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,769 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,770 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,770 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,771 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:01:07,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,773 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:01:07,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,776 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,776 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,776 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,776 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,776 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,776 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,777 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,777 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,777 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:01:07,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,778 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:01:07,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,784 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:01:07,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,785 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:01:07,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,788 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,789 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,790 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,790 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:01:07,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,792 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,792 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,792 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,792 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,792 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,792 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,793 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,793 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:01:07,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,795 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,796 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,796 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,797 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:01:07,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,798 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,798 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,799 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,799 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:01:07,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,801 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,803 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:01:07,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,805 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,805 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,806 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:01:07,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,808 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,808 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,809 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,809 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:01:07,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,811 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,812 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,812 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,813 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:01:07,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,815 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,815 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,815 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,817 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:01:07,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,819 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:01:07,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,823 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,823 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:01:07,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,825 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,825 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,825 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,826 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,827 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:01:07,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,828 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,829 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,829 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,829 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,829 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,830 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:01:07,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,832 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,832 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,832 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,833 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,833 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:01:07,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,835 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,835 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,835 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,835 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,835 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,835 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,836 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,836 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,836 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:01:07,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,837 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,838 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,839 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:01:07,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,840 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,841 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,842 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:01:07,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,843 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,844 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:07,845 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,846 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:01:07,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,847 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,848 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,848 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,848 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,848 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:07,848 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,849 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,849 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:01:07,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,851 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,852 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:01:07,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,856 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,857 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:01:07,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,858 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,859 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,859 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,859 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 01:01:07,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-27 01:01:07,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,865 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,865 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,865 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,865 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,866 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-10-27 01:01:07,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,870 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-10-27 01:01:07,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:07,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:07,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:07,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:07,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:07,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:07,872 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:07,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:07,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:07,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:07,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:07,964 INFO L134 CoverageAnalysis]: Checked inductivity of 7614 backedges. 0 proven. 5452 refuted. 0 times theorem prover too weak. 2162 trivial. 0 not checked. [2020-10-27 01:01:07,964 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [277131515] [2020-10-27 01:01:07,964 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:01:07,965 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [51] total 51 [2020-10-27 01:01:07,965 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1125669287] [2020-10-27 01:01:07,965 INFO L461 AbstractCegarLoop]: Interpolant automaton has 51 states [2020-10-27 01:01:07,965 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:01:07,966 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 51 interpolants. [2020-10-27 01:01:07,966 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1227, Invalid=1323, Unknown=0, NotChecked=0, Total=2550 [2020-10-27 01:01:07,966 INFO L87 Difference]: Start difference. First operand 301 states and 440 transitions. Second operand 51 states. [2020-10-27 01:01:14,853 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:01:14,854 INFO L93 Difference]: Finished difference Result 318 states and 463 transitions. [2020-10-27 01:01:14,854 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2020-10-27 01:01:14,854 INFO L78 Accepts]: Start accepts. Automaton has 51 states. Word has length 341 [2020-10-27 01:01:14,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:01:14,857 INFO L225 Difference]: With dead ends: 318 [2020-10-27 01:01:14,857 INFO L226 Difference]: Without dead ends: 312 [2020-10-27 01:01:14,858 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 194 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 97 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1175 ImplicationChecksByTransitivity, 5.7s TimeCoverageRelationStatistics Valid=3675, Invalid=6027, Unknown=0, NotChecked=0, Total=9702 [2020-10-27 01:01:14,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 312 states. [2020-10-27 01:01:14,906 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 312 to 307. [2020-10-27 01:01:14,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 307 states. [2020-10-27 01:01:14,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 307 states to 307 states and 449 transitions. [2020-10-27 01:01:14,907 INFO L78 Accepts]: Start accepts. Automaton has 307 states and 449 transitions. Word has length 341 [2020-10-27 01:01:14,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:01:14,907 INFO L481 AbstractCegarLoop]: Abstraction has 307 states and 449 transitions. [2020-10-27 01:01:14,908 INFO L482 AbstractCegarLoop]: Interpolant automaton has 51 states. [2020-10-27 01:01:14,908 INFO L276 IsEmpty]: Start isEmpty. Operand 307 states and 449 transitions. [2020-10-27 01:01:14,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 349 [2020-10-27 01:01:14,909 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:01:14,910 INFO L422 BasicCegarLoop]: trace histogram [48, 48, 48, 48, 48, 48, 48, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:01:14,910 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable48 [2020-10-27 01:01:14,910 INFO L429 AbstractCegarLoop]: === Iteration 50 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:01:14,910 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:01:14,910 INFO L82 PathProgramCache]: Analyzing trace with hash 1565954362, now seen corresponding path program 48 times [2020-10-27 01:01:14,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:01:14,911 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1220518513] [2020-10-27 01:01:14,911 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:01:14,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:14,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:16,350 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 454 [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1418 [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 50 [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 434 [2020-10-27 01:01:16,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,409 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:01:18,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,413 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,413 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:01:18,413 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,413 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:01:18,413 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:01:18,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,414 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:01:18,414 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,415 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:01:18,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:01:18,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,419 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,419 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,419 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,420 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:01:18,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,421 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:01:18,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,424 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,424 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,424 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,424 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,425 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,425 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,425 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:01:18,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,426 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,427 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:01:18,428 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,430 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,430 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:01:18,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,431 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,431 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,431 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,432 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,432 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:01:18,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,433 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,434 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:01:18,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,435 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,436 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,437 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:01:18,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,438 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,438 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,438 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,438 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,438 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,438 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,439 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,439 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:01:18,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,440 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:01:18,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,444 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:01:18,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,445 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,446 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:01:18,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,447 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,448 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:01:18,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,449 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,450 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:01:18,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,452 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,453 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:01:18,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,453 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:01:18,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,455 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:01:18,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,459 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:01:18,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,460 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:01:18,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,462 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,463 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,463 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:01:18,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,464 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,464 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,464 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,465 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:01:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,466 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,466 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,466 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,466 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,466 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,466 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,467 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,467 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:01:18,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,468 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:01:18,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,472 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,472 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:18,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:01:18,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,475 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,476 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,476 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,476 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,476 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,476 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,477 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,477 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:01:18,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,479 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,480 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,481 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:01:18,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,482 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,483 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:18,484 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,484 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:01:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,486 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,487 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,488 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:01:18,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,490 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,490 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,490 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,490 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,490 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,491 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,491 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:01:18,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:01:18,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,497 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,497 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:01:18,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,500 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,500 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,500 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,501 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:18,501 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,501 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:01:18,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,503 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,504 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,505 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,505 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:01:18,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,506 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,507 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,507 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,508 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,509 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:01:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,511 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,511 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,511 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,511 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,511 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,512 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,512 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,512 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:01:18,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,514 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,516 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:01:18,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,518 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,518 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,518 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,518 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,518 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,518 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,519 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,519 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,520 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:01:18,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,521 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,523 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:01:18,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,525 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,525 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,525 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:01:18,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,528 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,528 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:01:18,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:01:18,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,535 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,536 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:18,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 01:01:18,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,539 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,540 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,540 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,540 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,540 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:18,540 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,540 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,541 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,541 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,542 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-27 01:01:18,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,543 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,544 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,545 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-10-27 01:01:18,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,546 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,548 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-10-27 01:01:18,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,550 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-10-27 01:01:18,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:18,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:18,552 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:18,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:18,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:18,553 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:18,553 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:18,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:18,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:18,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:18,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:18,650 INFO L134 CoverageAnalysis]: Checked inductivity of 7944 backedges. 0 proven. 5688 refuted. 0 times theorem prover too weak. 2256 trivial. 0 not checked. [2020-10-27 01:01:18,651 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1220518513] [2020-10-27 01:01:18,651 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:01:18,651 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [52] total 52 [2020-10-27 01:01:18,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2073984533] [2020-10-27 01:01:18,651 INFO L461 AbstractCegarLoop]: Interpolant automaton has 52 states [2020-10-27 01:01:18,652 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:01:18,652 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 52 interpolants. [2020-10-27 01:01:18,652 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1277, Invalid=1375, Unknown=0, NotChecked=0, Total=2652 [2020-10-27 01:01:18,652 INFO L87 Difference]: Start difference. First operand 307 states and 449 transitions. Second operand 52 states. [2020-10-27 01:01:25,913 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:01:25,913 INFO L93 Difference]: Finished difference Result 324 states and 472 transitions. [2020-10-27 01:01:25,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 52 states. [2020-10-27 01:01:25,914 INFO L78 Accepts]: Start accepts. Automaton has 52 states. Word has length 348 [2020-10-27 01:01:25,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:01:25,917 INFO L225 Difference]: With dead ends: 324 [2020-10-27 01:01:25,917 INFO L226 Difference]: Without dead ends: 318 [2020-10-27 01:01:25,918 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 198 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 99 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1224 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=3825, Invalid=6275, Unknown=0, NotChecked=0, Total=10100 [2020-10-27 01:01:25,918 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 318 states. [2020-10-27 01:01:25,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 318 to 313. [2020-10-27 01:01:25,985 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 313 states. [2020-10-27 01:01:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 313 states and 458 transitions. [2020-10-27 01:01:25,987 INFO L78 Accepts]: Start accepts. Automaton has 313 states and 458 transitions. Word has length 348 [2020-10-27 01:01:25,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:01:25,988 INFO L481 AbstractCegarLoop]: Abstraction has 313 states and 458 transitions. [2020-10-27 01:01:25,988 INFO L482 AbstractCegarLoop]: Interpolant automaton has 52 states. [2020-10-27 01:01:25,988 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 458 transitions. [2020-10-27 01:01:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 356 [2020-10-27 01:01:25,990 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:01:25,990 INFO L422 BasicCegarLoop]: trace histogram [49, 49, 49, 49, 49, 49, 49, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:01:25,990 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable49 [2020-10-27 01:01:25,991 INFO L429 AbstractCegarLoop]: === Iteration 51 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:01:25,991 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:01:25,991 INFO L82 PathProgramCache]: Analyzing trace with hash 945050275, now seen corresponding path program 49 times [2020-10-27 01:01:25,991 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:01:25,991 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [997259370] [2020-10-27 01:01:25,991 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:01:26,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:26,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:27,626 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:27,626 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 463 [2020-10-27 01:01:27,626 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:27,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1611 [2020-10-27 01:01:27,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:27,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 51 [2020-10-27 01:01:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:01:27,627 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 443 [2020-10-27 01:01:27,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,840 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:01:29,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,846 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,846 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:01:29,846 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:01:29,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:01:29,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:01:29,847 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:01:29,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,849 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,849 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,850 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,850 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:01:29,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,852 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,853 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,853 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:01:29,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,854 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,856 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:01:29,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,857 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,859 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:01:29,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,859 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,860 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,861 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,861 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:01:29,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,861 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,862 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,862 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,862 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,862 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,862 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,862 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,863 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,863 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:01:29,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,864 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,865 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,865 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:01:29,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,866 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,867 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,867 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,867 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:01:29,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,868 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,868 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,868 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,868 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,869 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,869 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:01:29,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,870 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,871 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:01:29,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,872 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,872 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,872 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,872 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,872 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,873 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,873 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,873 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,873 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:01:29,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,874 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,875 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:01:29,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,877 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:01:29,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,878 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:01:29,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,880 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,881 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,881 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:01:29,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,884 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:01:29,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,885 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,886 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:01:29,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,888 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:01:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,888 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,889 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:01:29,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,892 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:01:29,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,892 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,894 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:01:29,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,895 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,895 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,895 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,895 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,895 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,896 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,896 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:01:29,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,897 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,897 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,897 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,898 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,898 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:01:29,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,899 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,900 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,901 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:01:29,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,903 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:01:29,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,904 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:01:29,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,905 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,907 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:01:29,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,908 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:01:29,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,910 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,911 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,912 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:01:29,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,913 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,913 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,913 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,913 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,913 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,914 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,914 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:01:29,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,915 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,915 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,916 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,916 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,916 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,916 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,916 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:01:29,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,918 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:01:29,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:01:29,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,922 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:01:29,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:01:29,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,926 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,927 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,927 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,927 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:01:29,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,928 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,929 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,929 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,929 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:01:29,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,931 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,932 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:01:29,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,933 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:01:29,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,935 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:01:29,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,937 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,937 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,937 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,938 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:01:29,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,941 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:01:29,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 01:01:29,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,944 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,944 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,944 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,944 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,945 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-27 01:01:29,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,946 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,947 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,948 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-10-27 01:01:29,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,950 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-10-27 01:01:29,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,951 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,951 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,951 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,952 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-10-27 01:01:29,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,953 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,954 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:29,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-10-27 01:01:29,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:29,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:29,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:29,957 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:29,957 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:29,957 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:29,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:29,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:29,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:29,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:29,958 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:30,049 INFO L134 CoverageAnalysis]: Checked inductivity of 8281 backedges. 0 proven. 5929 refuted. 0 times theorem prover too weak. 2352 trivial. 0 not checked. [2020-10-27 01:01:30,049 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [997259370] [2020-10-27 01:01:30,049 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:01:30,049 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [53] total 53 [2020-10-27 01:01:30,049 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [927336242] [2020-10-27 01:01:30,050 INFO L461 AbstractCegarLoop]: Interpolant automaton has 53 states [2020-10-27 01:01:30,050 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:01:30,051 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2020-10-27 01:01:30,051 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1328, Invalid=1428, Unknown=0, NotChecked=0, Total=2756 [2020-10-27 01:01:30,051 INFO L87 Difference]: Start difference. First operand 313 states and 458 transitions. Second operand 53 states. [2020-10-27 01:01:37,349 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 01:01:37,350 INFO L93 Difference]: Finished difference Result 330 states and 481 transitions. [2020-10-27 01:01:37,351 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 53 states. [2020-10-27 01:01:37,351 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 355 [2020-10-27 01:01:37,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 01:01:37,355 INFO L225 Difference]: With dead ends: 330 [2020-10-27 01:01:37,355 INFO L226 Difference]: Without dead ends: 324 [2020-10-27 01:01:37,356 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 202 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1274 ImplicationChecksByTransitivity, 6.4s TimeCoverageRelationStatistics Valid=3978, Invalid=6528, Unknown=0, NotChecked=0, Total=10506 [2020-10-27 01:01:37,356 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 324 states. [2020-10-27 01:01:37,406 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 324 to 319. [2020-10-27 01:01:37,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 319 states. [2020-10-27 01:01:37,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 319 states and 467 transitions. [2020-10-27 01:01:37,408 INFO L78 Accepts]: Start accepts. Automaton has 319 states and 467 transitions. Word has length 355 [2020-10-27 01:01:37,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 01:01:37,408 INFO L481 AbstractCegarLoop]: Abstraction has 319 states and 467 transitions. [2020-10-27 01:01:37,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 53 states. [2020-10-27 01:01:37,408 INFO L276 IsEmpty]: Start isEmpty. Operand 319 states and 467 transitions. [2020-10-27 01:01:37,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 363 [2020-10-27 01:01:37,410 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 01:01:37,410 INFO L422 BasicCegarLoop]: trace histogram [50, 50, 50, 50, 50, 50, 50, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 01:01:37,410 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable50 [2020-10-27 01:01:37,410 INFO L429 AbstractCegarLoop]: === Iteration 52 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 01:01:37,411 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 01:01:37,411 INFO L82 PathProgramCache]: Analyzing trace with hash -723068646, now seen corresponding path program 50 times [2020-10-27 01:01:37,411 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 01:01:37,411 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1936555344] [2020-10-27 01:01:37,411 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 01:01:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:37,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:38,947 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:38,947 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 472 [2020-10-27 01:01:38,947 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:38,948 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1511 [2020-10-27 01:01:38,948 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 52 [2020-10-27 01:01:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 01:01:38,948 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 452 [2020-10-27 01:01:38,948 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,202 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 01:01:41,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,205 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 01:01:41,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 01:01:41,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 01:01:41,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 01:01:41,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,209 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-10-27 01:01:41,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,210 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,210 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,210 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,211 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,211 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,211 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,211 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,211 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-27 01:01:41,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,212 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,213 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,214 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-10-27 01:01:41,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,214 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-27 01:01:41,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 01:01:41,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 44 [2020-10-27 01:01:41,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,221 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 01:01:41,222 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,222 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,223 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 58 [2020-10-27 01:01:41,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,224 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,226 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 65 [2020-10-27 01:01:41,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,227 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,228 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-27 01:01:41,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-27 01:01:41,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,231 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,232 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-27 01:01:41,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2020-10-27 01:01:41,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,236 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,236 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,237 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-27 01:01:41,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,239 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2020-10-27 01:01:41,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,240 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,241 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,241 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,241 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,241 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,241 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,241 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,242 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,242 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,242 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-27 01:01:41,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,243 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,243 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,243 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,244 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,244 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,244 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,244 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,244 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,244 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 121 [2020-10-27 01:01:41,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,245 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,246 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,247 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2020-10-27 01:01:41,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,249 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,249 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,249 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-27 01:01:41,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,250 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,250 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,250 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,250 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,251 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,251 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,251 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2020-10-27 01:01:41,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,252 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,253 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-27 01:01:41,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,254 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-27 01:01:41,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 163 [2020-10-27 01:01:41,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,260 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,261 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,261 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,262 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,262 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:41,262 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,262 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,262 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,263 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-27 01:01:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,264 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,264 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,264 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,264 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,265 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 177 [2020-10-27 01:01:41,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,266 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,268 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 184 [2020-10-27 01:01:41,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,270 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,270 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-27 01:01:41,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,271 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,271 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,271 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,271 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,271 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,271 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,272 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,272 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 198 [2020-10-27 01:01:41,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,273 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 205 [2020-10-27 01:01:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,275 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,276 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,276 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,276 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,276 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,276 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,277 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,277 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,277 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 212 [2020-10-27 01:01:41,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,278 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,279 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 219 [2020-10-27 01:01:41,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2020-10-27 01:01:41,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,283 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,285 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,285 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 233 [2020-10-27 01:01:41,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,286 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,288 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 240 [2020-10-27 01:01:41,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,291 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,291 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,291 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,291 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,292 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,292 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2020-10-27 01:01:41,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,294 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,294 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,294 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,294 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,295 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,295 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,295 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 254 [2020-10-27 01:01:41,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,298 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,300 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 261 [2020-10-27 01:01:41,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,302 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:41,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 268 [2020-10-27 01:01:41,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,305 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,306 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,306 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:41,306 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,306 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,307 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,307 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,308 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 275 [2020-10-27 01:01:41,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,309 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,309 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,310 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,310 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,311 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 282 [2020-10-27 01:01:41,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,312 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,313 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:41,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,314 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 289 [2020-10-27 01:01:41,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,316 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,317 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,317 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,317 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:41,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,318 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,319 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2020-10-27 01:01:41,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,320 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,321 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,321 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,321 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,321 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,322 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,322 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 303 [2020-10-27 01:01:41,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,324 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,325 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,326 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,326 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 310 [2020-10-27 01:01:41,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:41,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 317 [2020-10-27 01:01:41,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,334 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2020-10-27 01:01:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,336 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,336 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,336 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,337 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 01:01:41,337 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,337 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,337 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 331 [2020-10-27 01:01:41,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,340 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,340 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,340 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,340 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,340 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,341 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 338 [2020-10-27 01:01:41,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,344 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,344 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,344 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,344 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,344 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,345 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,345 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 345 [2020-10-27 01:01:41,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,347 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,350 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2020-10-27 01:01:41,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 01:01:41,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 01:01:41,352 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 01:01:41,352 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 01:01:41,352 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 01:01:41,352 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 01:01:41,352 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 01:01:41,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 01:01:41,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 01:01:41,353 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 01:01:41,353 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 01:01:41,497 INFO L134 CoverageAnalysis]: Checked inductivity of 8625 backedges. 0 proven. 6175 refuted. 0 times theorem prover too weak. 2450 trivial. 0 not checked. [2020-10-27 01:01:41,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1936555344] [2020-10-27 01:01:41,497 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-27 01:01:41,498 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [54] total 54 [2020-10-27 01:01:41,498 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [855397590] [2020-10-27 01:01:41,498 INFO L461 AbstractCegarLoop]: Interpolant automaton has 54 states [2020-10-27 01:01:41,499 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 01:01:41,499 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2020-10-27 01:01:41,499 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1380, Invalid=1482, Unknown=0, NotChecked=0, Total=2862 [2020-10-27 01:01:41,500 INFO L87 Difference]: Start difference. First operand 319 states and 467 transitions. Second operand 54 states.