/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/systemc/token_ring.09.cil-2.c -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-27 06:37:26,246 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-27 06:37:26,249 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-27 06:37:26,285 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-27 06:37:26,286 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-27 06:37:26,287 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-27 06:37:26,289 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-27 06:37:26,291 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-27 06:37:26,293 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-27 06:37:26,294 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-27 06:37:26,296 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-27 06:37:26,297 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-27 06:37:26,297 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-27 06:37:26,299 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-27 06:37:26,300 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-27 06:37:26,301 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-27 06:37:26,302 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-27 06:37:26,309 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-27 06:37:26,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-27 06:37:26,321 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-27 06:37:26,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-27 06:37:26,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-27 06:37:26,332 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-27 06:37:26,333 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-27 06:37:26,340 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-27 06:37:26,343 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-27 06:37:26,343 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-27 06:37:26,345 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-27 06:37:26,346 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-27 06:37:26,347 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-27 06:37:26,350 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-27 06:37:26,351 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-27 06:37:26,352 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-27 06:37:26,353 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-27 06:37:26,354 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-27 06:37:26,355 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-27 06:37:26,356 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-27 06:37:26,356 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-27 06:37:26,356 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-27 06:37:26,357 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-27 06:37:26,358 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-27 06:37:26,359 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 06:37:26,412 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-27 06:37:26,412 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-27 06:37:26,413 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-27 06:37:26,414 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-27 06:37:26,414 INFO L138 SettingsManager]: * Use SBE=true [2020-10-27 06:37:26,416 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-27 06:37:26,416 INFO L138 SettingsManager]: * sizeof long=4 [2020-10-27 06:37:26,416 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-27 06:37:26,416 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-10-27 06:37:26,417 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-27 06:37:26,418 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-27 06:37:26,418 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-27 06:37:26,418 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-27 06:37:26,418 INFO L138 SettingsManager]: * sizeof long double=12 [2020-10-27 06:37:26,418 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-27 06:37:26,419 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-27 06:37:26,419 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-27 06:37:26,419 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-27 06:37:26,419 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-27 06:37:26,420 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-27 06:37:26,420 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-27 06:37:26,420 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-27 06:37:26,420 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-27 06:37:26,421 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-27 06:37:26,421 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-27 06:37:26,421 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-27 06:37:26,421 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-27 06:37:26,421 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-27 06:37:26,422 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-27 06:37:26,422 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=SHALLOWEST;log-additional-information=true;unknown-allowed=true; [2020-10-27 06:37:26,792 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-27 06:37:26,819 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-27 06:37:26,822 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-27 06:37:26,823 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-27 06:37:26,829 INFO L275 PluginConnector]: CDTParser initialized [2020-10-27 06:37:26,830 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/systemc/token_ring.09.cil-2.c [2020-10-27 06:37:26,918 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b0b5788fe/b4564a1e55bf47a795a5988bd8959549/FLAGd0de033bb [2020-10-27 06:37:27,532 INFO L306 CDTParser]: Found 1 translation units. [2020-10-27 06:37:27,533 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/systemc/token_ring.09.cil-2.c [2020-10-27 06:37:27,548 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b0b5788fe/b4564a1e55bf47a795a5988bd8959549/FLAGd0de033bb [2020-10-27 06:37:27,862 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/b0b5788fe/b4564a1e55bf47a795a5988bd8959549 [2020-10-27 06:37:27,865 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-27 06:37:27,872 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-27 06:37:27,874 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-27 06:37:27,874 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-27 06:37:27,879 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-27 06:37:27,879 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:37:27" (1/1) ... [2020-10-27 06:37:27,884 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c696a78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:27, skipping insertion in model container [2020-10-27 06:37:27,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 27.10 06:37:27" (1/1) ... [2020-10-27 06:37:27,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-27 06:37:27,971 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-27 06:37:28,317 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 06:37:28,333 INFO L203 MainTranslator]: Completed pre-run [2020-10-27 06:37:28,413 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-27 06:37:28,447 INFO L208 MainTranslator]: Completed translation [2020-10-27 06:37:28,448 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28 WrapperNode [2020-10-27 06:37:28,451 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-27 06:37:28,452 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-27 06:37:28,453 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-27 06:37:28,453 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-27 06:37:28,469 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (1/1) ... [2020-10-27 06:37:28,469 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (1/1) ... [2020-10-27 06:37:28,484 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (1/1) ... [2020-10-27 06:37:28,484 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (1/1) ... [2020-10-27 06:37:28,508 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (1/1) ... [2020-10-27 06:37:28,532 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (1/1) ... [2020-10-27 06:37:28,538 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (1/1) ... [2020-10-27 06:37:28,546 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-27 06:37:28,547 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-27 06:37:28,547 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-27 06:37:28,547 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-27 06:37:28,548 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (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 06:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-27 06:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-27 06:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-27 06:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure error [2020-10-27 06:37:28,648 INFO L138 BoogieDeclarations]: Found implementation of procedure master [2020-10-27 06:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit1 [2020-10-27 06:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit2 [2020-10-27 06:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit3 [2020-10-27 06:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit4 [2020-10-27 06:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit5 [2020-10-27 06:37:28,649 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit6 [2020-10-27 06:37:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit7 [2020-10-27 06:37:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit8 [2020-10-27 06:37:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure transmit9 [2020-10-27 06:37:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure is_master_triggered [2020-10-27 06:37:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit1_triggered [2020-10-27 06:37:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit2_triggered [2020-10-27 06:37:28,650 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit3_triggered [2020-10-27 06:37:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit4_triggered [2020-10-27 06:37:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit5_triggered [2020-10-27 06:37:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit6_triggered [2020-10-27 06:37:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit7_triggered [2020-10-27 06:37:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit8_triggered [2020-10-27 06:37:28,651 INFO L138 BoogieDeclarations]: Found implementation of procedure is_transmit9_triggered [2020-10-27 06:37:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure update_channels [2020-10-27 06:37:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure init_threads [2020-10-27 06:37:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure exists_runnable_thread [2020-10-27 06:37:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure eval [2020-10-27 06:37:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_delta_events [2020-10-27 06:37:28,652 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_delta_events [2020-10-27 06:37:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_threads [2020-10-27 06:37:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure immediate_notify [2020-10-27 06:37:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure fire_time_events [2020-10-27 06:37:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure reset_time_events [2020-10-27 06:37:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure init_model [2020-10-27 06:37:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure stop_simulation [2020-10-27 06:37:28,653 INFO L138 BoogieDeclarations]: Found implementation of procedure start_simulation [2020-10-27 06:37:28,654 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-27 06:37:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-27 06:37:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-27 06:37:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-27 06:37:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-27 06:37:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure error [2020-10-27 06:37:28,654 INFO L130 BoogieDeclarations]: Found specification of procedure is_master_triggered [2020-10-27 06:37:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit1_triggered [2020-10-27 06:37:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit2_triggered [2020-10-27 06:37:28,655 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit3_triggered [2020-10-27 06:37:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit4_triggered [2020-10-27 06:37:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit5_triggered [2020-10-27 06:37:28,672 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit6_triggered [2020-10-27 06:37:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit7_triggered [2020-10-27 06:37:28,673 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit8_triggered [2020-10-27 06:37:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure is_transmit9_triggered [2020-10-27 06:37:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure immediate_notify [2020-10-27 06:37:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-27 06:37:28,674 INFO L130 BoogieDeclarations]: Found specification of procedure master [2020-10-27 06:37:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure transmit1 [2020-10-27 06:37:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure transmit2 [2020-10-27 06:37:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure transmit3 [2020-10-27 06:37:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure transmit4 [2020-10-27 06:37:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure transmit5 [2020-10-27 06:37:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure transmit6 [2020-10-27 06:37:28,675 INFO L130 BoogieDeclarations]: Found specification of procedure transmit7 [2020-10-27 06:37:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure transmit8 [2020-10-27 06:37:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure transmit9 [2020-10-27 06:37:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure update_channels [2020-10-27 06:37:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure init_threads [2020-10-27 06:37:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure exists_runnable_thread [2020-10-27 06:37:28,676 INFO L130 BoogieDeclarations]: Found specification of procedure eval [2020-10-27 06:37:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure fire_delta_events [2020-10-27 06:37:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure reset_delta_events [2020-10-27 06:37:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure activate_threads [2020-10-27 06:37:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure fire_time_events [2020-10-27 06:37:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure reset_time_events [2020-10-27 06:37:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure init_model [2020-10-27 06:37:28,677 INFO L130 BoogieDeclarations]: Found specification of procedure stop_simulation [2020-10-27 06:37:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure start_simulation [2020-10-27 06:37:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-27 06:37:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-27 06:37:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-27 06:37:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-27 06:37:28,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-27 06:37:28,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-27 06:37:28,679 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-27 06:37:29,873 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-27 06:37:29,873 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-10-27 06:37:29,876 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:37:29 BoogieIcfgContainer [2020-10-27 06:37:29,876 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-27 06:37:29,878 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-27 06:37:29,878 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-27 06:37:29,882 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-27 06:37:29,882 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 27.10 06:37:27" (1/3) ... [2020-10-27 06:37:29,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@349751d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:37:29, skipping insertion in model container [2020-10-27 06:37:29,883 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 27.10 06:37:28" (2/3) ... [2020-10-27 06:37:29,883 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@349751d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 27.10 06:37:29, skipping insertion in model container [2020-10-27 06:37:29,884 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 27.10 06:37:29" (3/3) ... [2020-10-27 06:37:29,885 INFO L111 eAbstractionObserver]: Analyzing ICFG token_ring.09.cil-2.c [2020-10-27 06:37:29,897 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-27 06:37:29,903 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-27 06:37:29,915 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-27 06:37:29,946 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-27 06:37:29,946 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-27 06:37:29,946 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-27 06:37:29,946 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-27 06:37:29,946 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-27 06:37:29,947 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-27 06:37:29,947 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-27 06:37:29,947 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-27 06:37:29,976 INFO L276 IsEmpty]: Start isEmpty. Operand 395 states. [2020-10-27 06:37:29,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-27 06:37:29,995 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:37:29,996 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:37:29,996 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:37:30,003 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:37:30,004 INFO L82 PathProgramCache]: Analyzing trace with hash 1535776747, now seen corresponding path program 1 times [2020-10-27 06:37:30,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:37:30,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1083742914] [2020-10-27 06:37:30,015 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:37:30,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:30,496 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:30,625 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:30,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,263 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:31,365 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:35,385 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:35,385 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-27 06:37:35,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 6 [2020-10-27 06:37:35,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5020 [2020-10-27 06:37:35,388 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:35,389 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:37:35,390 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:37:35,393 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 42 [2020-10-27 06:37:35,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-27 06:37:35,786 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:37:35,789 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:35,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:35,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:35,841 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:35,841 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:35,841 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:35,841 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-27 06:37:35,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:35,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:37:35,842 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:35,911 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:37:35,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:35,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:35,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:35,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:35,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:35,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:37:35,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:35,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:35,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:35,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:37:35,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:35,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:37:35,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:35,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:35,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:35,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:37:35,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:35,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:35,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:35,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:35,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:35,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:37:35,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:35,973 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:37:35,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:35,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:35,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:35,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:37:35,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:35,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-27 06:37:35,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:35,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:35,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:35,999 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:37:35,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:36,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:36,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:37:36,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:36,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-27 06:37:36,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:36,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:36,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:37:36,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 06:37:36,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:36,196 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:37:36,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:36,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:36,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:37,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,213 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:37:41,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-27 06:37:41,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5001 [2020-10-27 06:37:41,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:37:41,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-27 06:37:41,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:37:41,216 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-27 06:37:41,331 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:37:41,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,342 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,342 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:37:41,342 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:41,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,346 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:37:41,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,357 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:37:41,358 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:41,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:41,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:37:41,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:37:41,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,400 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,402 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,403 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,403 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:37:41,403 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,403 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,404 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,404 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:41,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,414 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,416 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,416 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,416 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:37:41,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,428 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:37:41,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,434 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,434 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,434 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,435 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:37:41,435 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,435 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:37:41,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,448 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:41,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,451 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:37:41,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,456 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,456 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,456 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:41,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,457 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,457 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:37:41,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,464 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,464 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,465 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,465 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:37:41,465 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,465 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,466 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,466 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:37:41,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,471 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,471 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,471 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,471 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:41,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,472 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,472 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:37:41,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,478 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,480 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:37:41,480 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,480 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:37:41,480 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:37:41,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:37:41,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,507 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,516 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,516 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:37:41,516 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,517 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:37:41,517 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:37:41,517 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,517 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:37:41,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:41,527 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:41,529 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:41,529 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:37:41,529 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:41,529 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:41,529 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:41,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:37:41,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:37:41,530 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:37:41,530 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:41,629 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 06:37:41,630 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1083742914] [2020-10-27 06:37:41,633 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:37:41,633 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 06:37:41,634 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871353323] [2020-10-27 06:37:41,644 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 06:37:41,644 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:37:41,660 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 06:37:41,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=127, Unknown=0, NotChecked=0, Total=156 [2020-10-27 06:37:41,663 INFO L87 Difference]: Start difference. First operand 395 states. Second operand 13 states. [2020-10-27 06:37:42,026 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:37:42,377 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-27 06:37:43,951 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:37:44,285 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-27 06:37:44,658 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-27 06:37:44,801 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-27 06:37:45,211 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-27 06:37:45,355 WARN L193 SmtUtils]: Spent 116.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-27 06:37:53,527 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:37:53,527 INFO L93 Difference]: Finished difference Result 1034 states and 1709 transitions. [2020-10-27 06:37:53,528 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-27 06:37:53,529 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 191 [2020-10-27 06:37:53,530 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:37:53,576 INFO L225 Difference]: With dead ends: 1034 [2020-10-27 06:37:53,576 INFO L226 Difference]: Without dead ends: 654 [2020-10-27 06:37:53,593 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=158, Invalid=442, Unknown=0, NotChecked=0, Total=600 [2020-10-27 06:37:53,617 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 654 states. [2020-10-27 06:37:53,798 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 654 to 388. [2020-10-27 06:37:53,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 388 states. [2020-10-27 06:37:53,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 388 states and 560 transitions. [2020-10-27 06:37:53,806 INFO L78 Accepts]: Start accepts. Automaton has 388 states and 560 transitions. Word has length 191 [2020-10-27 06:37:53,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:37:53,807 INFO L481 AbstractCegarLoop]: Abstraction has 388 states and 560 transitions. [2020-10-27 06:37:53,807 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 06:37:53,807 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 560 transitions. [2020-10-27 06:37:53,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-27 06:37:53,813 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:37:53,813 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:37:53,813 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-27 06:37:53,814 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:37:53,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:37:53,814 INFO L82 PathProgramCache]: Analyzing trace with hash -867274257, now seen corresponding path program 1 times [2020-10-27 06:37:53,814 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:37:53,815 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [956323023] [2020-10-27 06:37:53,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:37:53,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:53,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:53,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,142 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:54,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,107 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,157 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,709 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:55,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,217 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,549 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,628 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:56,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:57,250 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:58,892 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:58,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-27 06:37:58,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 25 [2020-10-27 06:37:58,893 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5028 [2020-10-27 06:37:58,893 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:58,893 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:37:58,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:37:58,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 06:37:58,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:59,265 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:37:59,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:37:59,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:59,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:59,304 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:59,304 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:59,304 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-27 06:37:59,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:59,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:59,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:59,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:37:59,305 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:59,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:37:59,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:59,352 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,356 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:59,357 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:37:59,357 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:59,357 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:37:59,357 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:59,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:59,357 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:59,358 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:37:59,358 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:59,360 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:37:59,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:59,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,363 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:59,365 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:37:59,365 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:59,365 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:37:59,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:59,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:37:59,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:59,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:37:59,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:59,409 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:59,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:37:59,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:59,429 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-27 06:37:59,429 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:37:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:37:59,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:37:59,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:59,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:37:59,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:59,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,547 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:37:59,547 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:37:59,547 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:37:59,548 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-27 06:37:59,549 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:37:59,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:37:59,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:37:59,549 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 06:37:59,549 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:37:59,588 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:37:59,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:37:59,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:37:59,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,492 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,492 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:38:01,492 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:38:01,493 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1891 [2020-10-27 06:38:01,493 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:38:01,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 30 [2020-10-27 06:38:01,493 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:38:01,493 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,550 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,552 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,553 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,554 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,554 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,554 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,554 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,554 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:01,555 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,555 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:01,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,558 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,559 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,559 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,560 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,560 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,560 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:01,560 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,561 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,569 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,570 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,570 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,570 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:01,570 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:38:01,570 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:01,571 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:38:01,571 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,615 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:01,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,617 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,619 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,619 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,619 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,619 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,619 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:01,620 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,620 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,621 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:01,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,624 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,625 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,625 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,625 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,626 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,626 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:01,626 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,627 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,628 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:01,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,631 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,632 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,632 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,632 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,632 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,632 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:01,633 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,633 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:01,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,638 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,638 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,639 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,639 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:01,639 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,639 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:01,640 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,640 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:01,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,643 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,645 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:01,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:01,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:38:01,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,651 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,651 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,651 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,652 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:01,652 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,652 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:38:01,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,656 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,657 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,657 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:01,658 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,658 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,658 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:01,658 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,659 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:38:01,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,675 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,682 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,682 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:38:01,682 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,682 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:38:01,683 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:38:01,683 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,683 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,688 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:38:01,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:01,691 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:01,692 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:01,692 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:01,692 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:01,693 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:01,693 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:01,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:01,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:01,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:01,693 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:01,773 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 06:38:01,773 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [956323023] [2020-10-27 06:38:01,774 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:38:01,774 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-27 06:38:01,774 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [234275725] [2020-10-27 06:38:01,776 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-27 06:38:01,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:38:01,777 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-27 06:38:01,777 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2020-10-27 06:38:01,777 INFO L87 Difference]: Start difference. First operand 388 states and 560 transitions. Second operand 13 states. [2020-10-27 06:38:02,119 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:38:02,493 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2020-10-27 06:38:04,091 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-27 06:38:04,466 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 196 [2020-10-27 06:38:04,624 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-27 06:38:04,970 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-27 06:38:05,127 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-27 06:38:05,470 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:38:11,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:38:11,831 INFO L93 Difference]: Finished difference Result 1019 states and 1587 transitions. [2020-10-27 06:38:11,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-27 06:38:11,832 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 191 [2020-10-27 06:38:11,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:38:11,842 INFO L225 Difference]: With dead ends: 1019 [2020-10-27 06:38:11,842 INFO L226 Difference]: Without dead ends: 658 [2020-10-27 06:38:11,845 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 66 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=143, Invalid=409, Unknown=0, NotChecked=0, Total=552 [2020-10-27 06:38:11,847 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 658 states. [2020-10-27 06:38:11,931 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 658 to 393. [2020-10-27 06:38:11,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 393 states. [2020-10-27 06:38:11,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 393 states to 393 states and 562 transitions. [2020-10-27 06:38:11,935 INFO L78 Accepts]: Start accepts. Automaton has 393 states and 562 transitions. Word has length 191 [2020-10-27 06:38:11,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:38:11,936 INFO L481 AbstractCegarLoop]: Abstraction has 393 states and 562 transitions. [2020-10-27 06:38:11,936 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-27 06:38:11,936 INFO L276 IsEmpty]: Start isEmpty. Operand 393 states and 562 transitions. [2020-10-27 06:38:11,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-27 06:38:11,939 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:38:11,939 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:38:11,940 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-27 06:38:11,940 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:38:11,940 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:38:11,940 INFO L82 PathProgramCache]: Analyzing trace with hash -2079309075, now seen corresponding path program 1 times [2020-10-27 06:38:11,941 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:38:11,941 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [521366331] [2020-10-27 06:38:11,941 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:38:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:11,990 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,056 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,230 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,785 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:12,929 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:13,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:13,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,279 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,363 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,424 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,524 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:14,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:16,992 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:16,992 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-27 06:38:16,992 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 24 [2020-10-27 06:38:16,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 06:38:16,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:16,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-27 06:38:16,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:38:16,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 41 [2020-10-27 06:38:16,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:17,317 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:38:17,318 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:17,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:17,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,347 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:17,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:17,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:17,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-27 06:38:17,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:17,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:38:17,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:17,392 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:38:17,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:17,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,400 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:17,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:17,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:17,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:38:17,400 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:17,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:17,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:38:17,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:17,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:38:17,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:17,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,406 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:17,406 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:38:17,406 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:17,406 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:17,406 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:17,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:17,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:17,407 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:38:17,407 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:17,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:38:17,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:17,440 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,446 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:17,447 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:38:17,447 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:17,447 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:38:17,447 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:17,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:17,447 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:17,448 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:38:17,448 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:17,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:17,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:17,514 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:17,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:38:17,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:17,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-27 06:38:17,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:17,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:38:17,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 0 [2020-10-27 06:38:17,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 27 [2020-10-27 06:38:17,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:17,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:38:17,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:17,565 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,574 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,606 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:17,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:17,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:38:17,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:38:17,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 394 [2020-10-27 06:38:17,955 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:17,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:38:17,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-27 06:38:17,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:38:17,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,026 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:18,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,027 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,029 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,029 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,029 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,029 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:18,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:18,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:38:18,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:18,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,038 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,039 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:38:18,039 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:18,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:18,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,043 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:18,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:18,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:18,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,052 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:18,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:18,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:18,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:18,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:18,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,061 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:18,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,065 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:38:18,074 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:38:18,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:18,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:38:18,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,119 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:18,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:18,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:18,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,125 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:18,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:18,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:18,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,132 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,133 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:38:18,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,137 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,139 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,139 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,139 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,140 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:18,140 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,140 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:18,141 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,141 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:38:18,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:38:18,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,149 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:18,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:18,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:38:18,150 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:38:18,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,183 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,183 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:38:18,183 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,183 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:38:18,183 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:38:18,184 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,184 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,188 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:38:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:18,195 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:18,196 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:18,196 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:18,196 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:18,196 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:18,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:18,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:18,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:18,197 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:18,275 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 06:38:18,275 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [521366331] [2020-10-27 06:38:18,276 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:38:18,276 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 06:38:18,276 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1794654800] [2020-10-27 06:38:18,277 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:38:18,277 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:38:18,278 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:38:18,278 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=108, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:38:18,279 INFO L87 Difference]: Start difference. First operand 393 states and 562 transitions. Second operand 12 states. [2020-10-27 06:38:18,632 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:38:20,882 WARN L193 SmtUtils]: Spent 331.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:38:21,247 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-27 06:38:21,589 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:38:21,728 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-27 06:38:22,081 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-27 06:38:22,209 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2020-10-27 06:38:28,565 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-27 06:38:28,901 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:38:29,232 WARN L193 SmtUtils]: Spent 288.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-27 06:38:29,385 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-27 06:38:29,728 WARN L193 SmtUtils]: Spent 298.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-27 06:38:29,854 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-27 06:38:34,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:38:34,784 INFO L93 Difference]: Finished difference Result 1614 states and 2507 transitions. [2020-10-27 06:38:34,785 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2020-10-27 06:38:34,785 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 191 [2020-10-27 06:38:34,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:38:34,796 INFO L225 Difference]: With dead ends: 1614 [2020-10-27 06:38:34,796 INFO L226 Difference]: Without dead ends: 1248 [2020-10-27 06:38:34,800 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 199 ImplicationChecksByTransitivity, 4.4s TimeCoverageRelationStatistics Valid=219, Invalid=773, Unknown=0, NotChecked=0, Total=992 [2020-10-27 06:38:34,802 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2020-10-27 06:38:34,971 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 776. [2020-10-27 06:38:34,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 776 states. [2020-10-27 06:38:34,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 776 states to 776 states and 1116 transitions. [2020-10-27 06:38:34,978 INFO L78 Accepts]: Start accepts. Automaton has 776 states and 1116 transitions. Word has length 191 [2020-10-27 06:38:34,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:38:34,978 INFO L481 AbstractCegarLoop]: Abstraction has 776 states and 1116 transitions. [2020-10-27 06:38:34,978 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 06:38:34,978 INFO L276 IsEmpty]: Start isEmpty. Operand 776 states and 1116 transitions. [2020-10-27 06:38:34,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-27 06:38:34,982 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:38:34,982 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:38:34,982 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-27 06:38:34,983 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:38:34,983 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:38:34,983 INFO L82 PathProgramCache]: Analyzing trace with hash 1260931887, now seen corresponding path program 1 times [2020-10-27 06:38:34,983 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:38:34,984 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [169600257] [2020-10-27 06:38:34,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:38:35,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:35,033 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,152 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,505 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:35,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,047 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,609 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,869 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:37,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:38,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:38,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:38,122 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:38,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,033 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-27 06:38:40,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 22 [2020-10-27 06:38:40,034 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5017 [2020-10-27 06:38:40,034 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:38:40,034 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:38:40,035 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 137 [2020-10-27 06:38:40,035 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,388 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:38:40,389 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:40,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,408 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,428 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:40,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-27 06:38:40,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,429 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:38:40,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,466 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:38:40,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,470 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,474 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,475 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:40,475 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,475 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:40,475 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,475 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:38:40,476 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,478 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:38:40,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,479 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:38:40,481 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,514 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:38:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,525 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,525 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:38:40,526 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,526 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:38:40,526 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,526 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:38:40,526 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,594 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:40,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,616 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,616 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:38:40,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-27 06:38:40,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 06:38:40,617 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:38:40,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,673 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:38:40,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-27 06:38:40,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 103 [2020-10-27 06:38:40,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 73 [2020-10-27 06:38:40,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 43 [2020-10-27 06:38:40,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,759 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:38:40,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,762 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,762 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,762 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,762 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,762 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,763 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,763 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,764 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:38:40,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,768 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,768 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,768 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:38:40,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,772 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,773 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:40,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,776 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,778 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,778 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,778 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,778 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,779 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,779 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:38:40,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,781 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,782 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,782 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,783 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,783 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,783 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,783 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,783 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:38:40,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,788 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,788 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,788 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,790 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:38:40,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:40,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:38:40,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:38:40,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,804 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,806 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,806 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,806 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:40,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:40,807 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:38:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,813 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,813 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,813 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,813 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:38:40,813 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,814 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:40,814 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:38:40,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:38:40,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,824 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:40,824 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:40,824 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:40,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:38:40,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:38:40,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,845 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,845 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:38:40,845 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,846 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:38:40,846 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:38:40,846 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,846 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,854 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:38:40,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:40,856 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:40,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:38:40,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:40,916 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 06:38:40,917 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [169600257] [2020-10-27 06:38:40,917 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:38:40,917 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-10-27 06:38:40,917 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1256162405] [2020-10-27 06:38:40,918 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-10-27 06:38:40,918 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:38:40,919 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-10-27 06:38:40,919 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-10-27 06:38:40,919 INFO L87 Difference]: Start difference. First operand 776 states and 1116 transitions. Second operand 8 states. [2020-10-27 06:38:41,259 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:38:41,390 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-27 06:38:41,582 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-27 06:38:45,476 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:38:53,895 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:38:53,895 INFO L93 Difference]: Finished difference Result 3079 states and 4691 transitions. [2020-10-27 06:38:53,895 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 06:38:53,895 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 191 [2020-10-27 06:38:53,896 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:38:53,911 INFO L225 Difference]: With dead ends: 3079 [2020-10-27 06:38:53,911 INFO L226 Difference]: Without dead ends: 2331 [2020-10-27 06:38:53,915 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 39 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=74, Invalid=198, Unknown=0, NotChecked=0, Total=272 [2020-10-27 06:38:53,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2331 states. [2020-10-27 06:38:54,210 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2331 to 1560. [2020-10-27 06:38:54,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1560 states. [2020-10-27 06:38:54,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1560 states to 1560 states and 2262 transitions. [2020-10-27 06:38:54,218 INFO L78 Accepts]: Start accepts. Automaton has 1560 states and 2262 transitions. Word has length 191 [2020-10-27 06:38:54,219 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:38:54,219 INFO L481 AbstractCegarLoop]: Abstraction has 1560 states and 2262 transitions. [2020-10-27 06:38:54,219 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-10-27 06:38:54,219 INFO L276 IsEmpty]: Start isEmpty. Operand 1560 states and 2262 transitions. [2020-10-27 06:38:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2020-10-27 06:38:54,222 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:38:54,222 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:38:54,222 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-27 06:38:54,222 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:38:54,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:38:54,223 INFO L82 PathProgramCache]: Analyzing trace with hash -723896818, now seen corresponding path program 1 times [2020-10-27 06:38:54,223 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:38:54,223 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1860632431] [2020-10-27 06:38:54,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:38:54,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:54,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,300 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,469 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,572 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,654 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,774 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,815 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:54,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:59,257 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 241 [2020-10-27 06:38:59,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 06:38:59,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-27 06:38:59,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:59,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:38:59,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:38:59,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 71 [2020-10-27 06:38:59,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-27 06:38:59,600 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:38:59,601 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:38:59,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:59,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:38:59,624 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:59,658 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:38:59,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:59,663 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:59,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:38:59,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:59,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:38:59,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:59,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:59,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:59,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:38:59,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:59,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:38:59,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:59,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:59,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:38:59,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:59,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:38:59,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:59,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:59,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:59,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:38:59,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:59,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:38:59,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:59,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,712 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:59,712 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:38:59,712 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:59,713 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:38:59,713 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:59,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:59,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:59,713 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:38:59,713 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:59,783 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:38:59,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:59,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,800 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:38:59,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:38:59,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:38:59,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-27 06:38:59,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:38:59,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:38:59,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:38:59,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 06:38:59,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:38:59,804 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:38:59,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:38:59,814 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:38:59,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:39:00,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:39:00,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 487 [2020-10-27 06:39:00,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:00,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 109 [2020-10-27 06:39:00,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,328 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:39:00,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,334 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,334 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,334 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,334 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:00,334 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,335 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 3 [2020-10-27 06:39:00,335 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,337 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:39:00,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,345 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,345 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,345 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,346 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,347 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:39:00,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,351 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,353 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,353 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:00,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,362 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,364 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,364 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,364 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,365 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:39:00,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,373 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,373 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,374 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,374 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:39:00,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,379 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,380 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,380 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,380 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,380 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,381 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:39:00,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,384 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,386 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,386 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,386 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,386 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,386 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,386 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,387 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,387 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,388 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:39:00,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,394 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,395 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,395 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,395 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,395 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,397 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:39:00,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,401 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,401 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:00,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:39:00,405 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:00,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:00,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:00,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:00,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-27 06:39:00,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:39:00,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,426 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,435 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,436 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:39:00,436 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,436 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-27 06:39:00,436 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,436 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:00,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:39:00,437 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:00,437 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:39:00,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:00,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:00,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:00,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:39:00,444 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:00,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:00,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:00,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:00,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:00,514 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 06:39:00,515 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1860632431] [2020-10-27 06:39:00,515 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:39:00,515 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-10-27 06:39:00,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747030194] [2020-10-27 06:39:00,516 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-10-27 06:39:00,516 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:39:00,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-10-27 06:39:00,517 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2020-10-27 06:39:00,517 INFO L87 Difference]: Start difference. First operand 1560 states and 2262 transitions. Second operand 9 states. [2020-10-27 06:39:00,815 WARN L193 SmtUtils]: Spent 265.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:39:00,945 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-27 06:39:05,783 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:39:11,914 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:39:11,914 INFO L93 Difference]: Finished difference Result 6068 states and 9243 transitions. [2020-10-27 06:39:11,914 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-27 06:39:11,914 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 191 [2020-10-27 06:39:11,915 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:39:11,942 INFO L225 Difference]: With dead ends: 6068 [2020-10-27 06:39:11,942 INFO L226 Difference]: Without dead ends: 4536 [2020-10-27 06:39:11,951 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 57 GetRequests, 41 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=82, Invalid=224, Unknown=0, NotChecked=0, Total=306 [2020-10-27 06:39:11,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4536 states. [2020-10-27 06:39:12,684 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4536 to 3310. [2020-10-27 06:39:12,684 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3310 states. [2020-10-27 06:39:12,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3310 states to 3310 states and 4826 transitions. [2020-10-27 06:39:12,701 INFO L78 Accepts]: Start accepts. Automaton has 3310 states and 4826 transitions. Word has length 191 [2020-10-27 06:39:12,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:39:12,703 INFO L481 AbstractCegarLoop]: Abstraction has 3310 states and 4826 transitions. [2020-10-27 06:39:12,703 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-10-27 06:39:12,703 INFO L276 IsEmpty]: Start isEmpty. Operand 3310 states and 4826 transitions. [2020-10-27 06:39:12,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-10-27 06:39:12,714 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:39:12,716 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:39:12,717 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-27 06:39:12,717 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:39:12,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:39:12,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1023729750, now seen corresponding path program 1 times [2020-10-27 06:39:12,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:39:12,718 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1541201321] [2020-10-27 06:39:12,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:39:12,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:12,773 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,810 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,931 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:12,983 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,012 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:13,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 394 [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5007 [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 104 [2020-10-27 06:39:17,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:18,108 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:39:18,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:39:18,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:18,126 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:18,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:39:18,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:18,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-27 06:39:18,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:18,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:39:18,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:18,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:39:18,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:18,194 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,197 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:18,197 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:39:18,198 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:18,198 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:18,198 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:18,198 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:39:18,198 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:18,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:39:18,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:18,201 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:39:18,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:18,235 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:39:18,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:18,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,247 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:18,247 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:39:18,247 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:18,247 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:39:18,248 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:18,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:18,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:18,248 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:39:18,248 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:18,314 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:18,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:18,321 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:18,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:39:18,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:18,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:39:18,331 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:18,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:18,331 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:18,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 06:39:18,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:18,336 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:39:18,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:18,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,357 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,366 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:18,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,360 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2016 [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:20,361 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,396 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:39:20,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,399 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,401 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,401 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,402 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,402 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:20,402 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:39:20,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:20,402 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:39:20,402 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,442 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:39:20,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,444 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,445 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,446 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:39:20,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,448 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,448 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,448 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,449 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:20,449 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,449 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,449 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,450 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:20,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,454 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:39:20,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,457 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,458 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,458 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,459 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,459 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,459 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,459 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:39:20,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,462 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,463 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,464 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:39:20,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,468 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,468 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,470 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:39:20,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,472 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,473 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,473 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,473 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,473 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,473 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,474 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,474 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,475 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:39:20,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,476 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,480 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:39:20,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,481 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,482 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,483 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:20,483 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,483 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,483 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:20,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,484 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,490 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:39:20,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,497 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,502 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:39:20,503 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,503 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:39:20,503 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:39:20,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:39:20,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,509 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,510 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:20,510 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:39:20,510 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:20,510 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:20,510 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:20,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:20,510 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:20,511 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:20,511 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:20,571 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-27 06:39:20,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:20,592 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,602 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:20,644 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:21,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:22,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:22,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 06:39:22,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:39:22,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1447 [2020-10-27 06:39:22,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:22,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 18 [2020-10-27 06:39:22,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:22,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:22,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 06:39:22,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:22,060 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:22,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:22,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:23,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:23,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-27 06:39:23,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:39:23,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1079 [2020-10-27 06:39:23,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-27 06:39:23,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:23,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:23,137 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:39:23,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:23,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:23,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:23,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,090 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,090 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:39:24,090 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:39:24,090 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 945 [2020-10-27 06:39:24,091 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,091 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:24,091 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:39:24,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:39:24,115 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:39:24,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,147 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,148 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,149 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,149 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,149 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,149 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,149 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,150 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:39:24,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,151 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,152 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,152 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,153 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,153 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,153 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,153 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,153 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,154 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:24,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,156 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:24,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,158 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:39:24,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,159 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,160 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,160 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,160 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,160 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,160 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,160 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,161 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,161 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:39:24,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,163 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,163 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,164 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,164 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,164 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,164 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,164 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:39:24,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,169 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:39:24,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,172 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,172 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,172 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,172 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,173 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,173 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,173 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:39:24,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,176 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,176 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,177 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,177 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,177 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,177 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,177 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,178 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,179 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:39:24,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,181 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,181 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:24,181 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,182 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,182 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:24,182 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,182 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,204 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2020-10-27 06:39:24,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:24,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:24,207 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:24,207 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:39:24,207 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:24,207 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:24,207 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:24,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:24,207 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:24,208 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:24,208 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:24,290 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-10-27 06:39:24,290 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1541201321] [2020-10-27 06:39:24,290 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:39:24,291 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 06:39:24,291 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1635168553] [2020-10-27 06:39:24,292 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:39:24,292 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:39:24,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:39:24,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:39:24,293 INFO L87 Difference]: Start difference. First operand 3310 states and 4826 transitions. Second operand 12 states. [2020-10-27 06:39:24,616 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:39:24,767 WARN L193 SmtUtils]: Spent 113.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-27 06:39:26,175 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:39:26,515 WARN L193 SmtUtils]: Spent 320.00 ms on a formula simplification that was a NOOP. DAG size: 195 [2020-10-27 06:39:26,852 WARN L193 SmtUtils]: Spent 299.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:39:27,176 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:39:27,395 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification that was a NOOP. DAG size: 96 [2020-10-27 06:39:31,295 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:39:31,643 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 194 [2020-10-27 06:39:32,011 WARN L193 SmtUtils]: Spent 287.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-27 06:39:32,387 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-27 06:39:40,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:39:40,572 INFO L93 Difference]: Finished difference Result 12915 states and 20161 transitions. [2020-10-27 06:39:40,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-10-27 06:39:40,573 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 316 [2020-10-27 06:39:40,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:39:40,633 INFO L225 Difference]: With dead ends: 12915 [2020-10-27 06:39:40,633 INFO L226 Difference]: Without dead ends: 9633 [2020-10-27 06:39:40,657 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 105 GetRequests, 73 SyntacticMatches, 3 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 207 ImplicationChecksByTransitivity, 4.3s TimeCoverageRelationStatistics Valid=237, Invalid=693, Unknown=0, NotChecked=0, Total=930 [2020-10-27 06:39:40,670 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 9633 states. [2020-10-27 06:39:41,796 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 9633 to 6658. [2020-10-27 06:39:41,797 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6658 states. [2020-10-27 06:39:41,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6658 states to 6658 states and 9744 transitions. [2020-10-27 06:39:41,823 INFO L78 Accepts]: Start accepts. Automaton has 6658 states and 9744 transitions. Word has length 316 [2020-10-27 06:39:41,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:39:41,824 INFO L481 AbstractCegarLoop]: Abstraction has 6658 states and 9744 transitions. [2020-10-27 06:39:41,824 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 06:39:41,824 INFO L276 IsEmpty]: Start isEmpty. Operand 6658 states and 9744 transitions. [2020-10-27 06:39:41,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-10-27 06:39:41,833 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:39:41,834 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:39:41,834 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-27 06:39:41,834 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:39:41,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:39:41,835 INFO L82 PathProgramCache]: Analyzing trace with hash 1547065493, now seen corresponding path program 1 times [2020-10-27 06:39:41,835 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:39:41,835 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [722079931] [2020-10-27 06:39:41,835 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:39:41,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:41,882 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:41,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:42,037 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:42,064 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:42,109 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:42,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:42,167 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:42,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:42,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:46,876 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:46,876 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 394 [2020-10-27 06:39:46,876 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 06:39:46,876 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5008 [2020-10-27 06:39:46,877 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:46,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:39:46,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:39:46,877 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 115 [2020-10-27 06:39:46,877 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:47,219 WARN L193 SmtUtils]: Spent 308.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:39:47,220 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:39:47,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:47,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:47,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:39:47,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:47,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-27 06:39:47,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:47,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:47,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:47,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:39:47,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:47,289 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:39:47,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:47,293 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,295 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:47,295 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:39:47,295 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:47,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:47,296 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:47,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:47,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:47,296 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:39:47,296 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:47,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:39:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:47,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:47,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:39:47,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:47,299 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:47,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:47,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:47,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:47,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:39:47,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:47,333 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:39:47,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:47,339 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,345 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:47,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:39:47,346 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:47,346 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-27 06:39:47,346 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:47,346 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:47,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:39:47,347 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:47,419 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:47,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:47,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 06:39:47,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:47,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:39:47,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:47,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,459 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:47,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:48,990 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1547 [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:48,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,036 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:39:49,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,039 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,039 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,039 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,040 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:49,040 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:49,040 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,040 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:39:49,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,042 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,043 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:49,043 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:49,043 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:39:49,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,045 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:49,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:49,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,050 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,051 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:39:49,051 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:39:49,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:49,051 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:39:49,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:39:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,085 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:39:49,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,088 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,089 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,089 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,089 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,089 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:49,089 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,089 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:49,090 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,090 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:39:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,092 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,093 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:49,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:49,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,094 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:39:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,095 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,096 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:49,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:49,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:39:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,099 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:49,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:49,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:39:49,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,104 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,109 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:39:49,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,113 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:39:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:49,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:49,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-27 06:39:49,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:49,198 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,233 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:49,671 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:50,198 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1004 [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 51 [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:50,199 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:50,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 06:39:50,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:50,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:50,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:50,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 860 [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 44 [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:51,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,076 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:39:51,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,128 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:39:51,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:39:51,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 795 [2020-10-27 06:39:51,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:39:51,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 41 [2020-10-27 06:39:51,882 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:39:51,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:39:51,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,906 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,907 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,908 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,908 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,908 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:51,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,908 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,909 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:39:51,910 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,912 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:51,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,914 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:39:51,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,915 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,916 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,916 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,916 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,917 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,917 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:51,917 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,917 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,918 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:39:51,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,923 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:39:51,923 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:39:51,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:39:51,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:39:51,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:39:51,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,927 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,928 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,928 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,928 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:51,929 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,929 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:39:51,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,933 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,933 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,934 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:51,934 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,934 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,935 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:39:51,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,937 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,937 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,938 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,939 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:39:51,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:51,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,943 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,943 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:39:51,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,944 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,945 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:39:51,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:51,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,946 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:39:51,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,948 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,948 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,948 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:39:51,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:39:51,949 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,949 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:51,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2020-10-27 06:39:51,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:39:51,967 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:39:51,968 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:39:51,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:39:51,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:39:51,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:39:51,969 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:39:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:39:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:39:51,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:39:51,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:39:52,057 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 102 trivial. 0 not checked. [2020-10-27 06:39:52,058 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [722079931] [2020-10-27 06:39:52,058 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:39:52,058 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 06:39:52,058 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [807735332] [2020-10-27 06:39:52,059 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:39:52,059 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:39:52,059 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:39:52,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:39:52,059 INFO L87 Difference]: Start difference. First operand 6658 states and 9744 transitions. Second operand 12 states. [2020-10-27 06:39:52,421 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:39:52,576 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-27 06:39:52,789 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification that was a NOOP. DAG size: 94 [2020-10-27 06:39:54,475 WARN L193 SmtUtils]: Spent 334.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:39:54,799 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-27 06:39:55,130 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:39:55,591 WARN L193 SmtUtils]: Spent 303.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:39:55,718 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-27 06:40:00,787 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-27 06:40:01,125 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:40:01,473 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-27 06:40:02,145 WARN L193 SmtUtils]: Spent 297.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:40:02,276 WARN L193 SmtUtils]: Spent 109.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-27 06:40:11,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:40:11,478 INFO L93 Difference]: Finished difference Result 25583 states and 40085 transitions. [2020-10-27 06:40:11,478 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 06:40:11,478 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 316 [2020-10-27 06:40:11,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:40:11,575 INFO L225 Difference]: With dead ends: 25583 [2020-10-27 06:40:11,575 INFO L226 Difference]: Without dead ends: 18953 [2020-10-27 06:40:11,621 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 76 SyntacticMatches, 1 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 229 ImplicationChecksByTransitivity, 4.6s TimeCoverageRelationStatistics Valid=256, Invalid=800, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 06:40:11,646 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18953 states. [2020-10-27 06:40:13,861 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18953 to 13322. [2020-10-27 06:40:13,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 13322 states. [2020-10-27 06:40:13,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 13322 states to 13322 states and 19552 transitions. [2020-10-27 06:40:13,897 INFO L78 Accepts]: Start accepts. Automaton has 13322 states and 19552 transitions. Word has length 316 [2020-10-27 06:40:13,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:40:13,897 INFO L481 AbstractCegarLoop]: Abstraction has 13322 states and 19552 transitions. [2020-10-27 06:40:13,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 06:40:13,897 INFO L276 IsEmpty]: Start isEmpty. Operand 13322 states and 19552 transitions. [2020-10-27 06:40:13,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-10-27 06:40:13,912 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:40:13,913 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:40:13,913 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-10-27 06:40:13,913 INFO L429 AbstractCegarLoop]: === Iteration 8 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:40:13,913 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:40:13,914 INFO L82 PathProgramCache]: Analyzing trace with hash -1146483021, now seen corresponding path program 1 times [2020-10-27 06:40:13,914 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:40:13,914 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [114626790] [2020-10-27 06:40:13,914 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:40:13,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:13,962 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:13,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:14,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:14,077 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:14,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:14,146 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:14,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:14,268 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:14,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:15,179 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:18,961 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:18,961 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 394 [2020-10-27 06:40:18,962 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 10 [2020-10-27 06:40:18,962 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5013 [2020-10-27 06:40:18,962 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:18,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:40:18,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:40:18,962 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 148 [2020-10-27 06:40:18,962 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:19,274 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:40:19,275 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:40:19,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:19,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:19,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:40:19,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:19,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:40:19,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:19,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:40:19,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:19,332 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:40:19,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:19,335 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,337 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:19,337 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:40:19,338 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:19,338 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:40:19,338 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:19,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:19,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:19,338 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:40:19,338 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:19,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:40:19,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:19,340 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,341 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:19,341 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:40:19,341 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:19,341 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:19,341 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:19,341 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:19,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:19,342 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:40:19,342 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:19,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:40:19,378 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:19,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:19,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:40:19,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:19,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-27 06:40:19,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:19,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:19,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:19,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:40:19,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:19,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:40:19,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:19,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,460 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:19,460 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:40:19,460 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:19,460 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:40:19,461 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:19,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:19,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:19,461 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 06:40:19,461 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:19,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:40:19,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:19,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,480 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,485 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:19,544 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,830 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1359 [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:40:20,831 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:40:20,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,879 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:20,879 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:20,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:40:20,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:20,881 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,882 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:40:20,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:40:20,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:20,886 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:20,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,887 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:40:20,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,889 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,891 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,891 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,891 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,891 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:40:20,892 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:40:20,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:20,892 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:40:20,892 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:40:20,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,922 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,923 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,923 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,923 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:20,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:20,924 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,924 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:40:20,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,927 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,927 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,927 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:20,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:20,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:40:20,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,931 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,932 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:40:20,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,936 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:40:20,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,939 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:40:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,950 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:40:20,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:40:20,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,954 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:40:20,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:20,957 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:40:20,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:20,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:40:20,959 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:20,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:21,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-27 06:40:21,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:21,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:21,038 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:21,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:21,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:21,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 901 [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 62 [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:40:21,926 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:21,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 06:40:21,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:21,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:21,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:21,964 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:22,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:22,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-27 06:40:22,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:40:22,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1018 [2020-10-27 06:40:22,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:22,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:40:22,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 55 [2020-10-27 06:40:22,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:40:22,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:22,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:40:22,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:22,974 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:22,984 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,006 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:40:23,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:40:23,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 702 [2020-10-27 06:40:23,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:40:23,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 52 [2020-10-27 06:40:23,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:40:23,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,700 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:40:23,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,702 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,702 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,702 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,702 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:23,703 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:23,703 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,703 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:40:23,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:23,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:40:23,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,707 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:40:23,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,710 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,711 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:23,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:23,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:40:23,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,714 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,718 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,718 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,718 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:40:23,718 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:40:23,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:23,719 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:40:23,719 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:40:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,755 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,755 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,756 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,756 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:23,756 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:23,756 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,756 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,757 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:40:23,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:23,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:23,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,762 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:40:23,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,764 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,764 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:23,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:23,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,765 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,766 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:40:23,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,767 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,768 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,768 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,769 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,769 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:23,769 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:23,769 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,769 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,770 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:40:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,773 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,773 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:23,773 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,773 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:23,773 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:23,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,774 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,792 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2020-10-27 06:40:23,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:23,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:23,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:23,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:23,874 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 104 trivial. 0 not checked. [2020-10-27 06:40:23,874 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [114626790] [2020-10-27 06:40:23,874 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:40:23,874 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 06:40:23,874 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [652349162] [2020-10-27 06:40:23,875 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:40:23,875 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:40:23,875 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:40:23,875 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:40:23,876 INFO L87 Difference]: Start difference. First operand 13322 states and 19552 transitions. Second operand 12 states. [2020-10-27 06:40:24,199 WARN L193 SmtUtils]: Spent 292.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:40:24,338 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-27 06:40:26,202 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:40:26,534 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-27 06:40:26,880 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:40:27,021 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-27 06:40:27,348 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:40:27,475 WARN L193 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 97 [2020-10-27 06:40:33,212 WARN L193 SmtUtils]: Spent 286.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-10-27 06:40:33,553 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 192 [2020-10-27 06:40:34,055 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:40:34,192 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2020-10-27 06:40:34,508 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:40:45,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-27 06:40:45,434 INFO L93 Difference]: Finished difference Result 50775 states and 79955 transitions. [2020-10-27 06:40:45,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2020-10-27 06:40:45,434 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 316 [2020-10-27 06:40:45,435 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-27 06:40:45,591 INFO L225 Difference]: With dead ends: 50775 [2020-10-27 06:40:45,591 INFO L226 Difference]: Without dead ends: 37481 [2020-10-27 06:40:45,666 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 73 SyntacticMatches, 4 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 4.5s TimeCoverageRelationStatistics Valid=256, Invalid=800, Unknown=0, NotChecked=0, Total=1056 [2020-10-27 06:40:45,708 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 37481 states. [2020-10-27 06:40:50,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 37481 to 26586. [2020-10-27 06:40:50,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 26586 states. [2020-10-27 06:40:50,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 26586 states to 26586 states and 39160 transitions. [2020-10-27 06:40:50,288 INFO L78 Accepts]: Start accepts. Automaton has 26586 states and 39160 transitions. Word has length 316 [2020-10-27 06:40:50,289 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-27 06:40:50,289 INFO L481 AbstractCegarLoop]: Abstraction has 26586 states and 39160 transitions. [2020-10-27 06:40:50,289 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-27 06:40:50,289 INFO L276 IsEmpty]: Start isEmpty. Operand 26586 states and 39160 transitions. [2020-10-27 06:40:50,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 317 [2020-10-27 06:40:50,304 INFO L414 BasicCegarLoop]: Found error trace [2020-10-27 06:40:50,304 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-27 06:40:50,304 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-10-27 06:40:50,304 INFO L429 AbstractCegarLoop]: === Iteration 9 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-27 06:40:50,305 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-27 06:40:50,305 INFO L82 PathProgramCache]: Analyzing trace with hash 1949403160, now seen corresponding path program 1 times [2020-10-27 06:40:50,305 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-27 06:40:50,305 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1844270639] [2020-10-27 06:40:50,305 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-27 06:40:50,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:50,350 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:50,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:50,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:50,516 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:50,556 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:50,581 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:50,622 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:50,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,342 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:55,342 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 394 [2020-10-27 06:40:55,343 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 9 [2020-10-27 06:40:55,343 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5006 [2020-10-27 06:40:55,343 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:55,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-27 06:40:55,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-27 06:40:55,343 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 170 [2020-10-27 06:40:55,343 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:55,649 WARN L193 SmtUtils]: Spent 277.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-10-27 06:40:55,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:40:55,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:55,662 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-27 06:40:55,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:55,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-27 06:40:55,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:55,708 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:55,710 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-27 06:40:55,710 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:55,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:40:55,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:55,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-27 06:40:55,711 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:55,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-27 06:40:55,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:55,713 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 4 [2020-10-27 06:40:55,714 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:55,745 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2020-10-27 06:40:55,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:55,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,754 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:55,754 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-27 06:40:55,754 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:55,754 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-27 06:40:55,755 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:55,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:55,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:55,755 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-27 06:40:55,755 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:55,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:40:55,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:55,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:55,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:40:55,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:55,831 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-27 06:40:55,831 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:55,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-27 06:40:55,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:55,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 24 [2020-10-27 06:40:55,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:55,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-27 06:40:55,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:55,842 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,855 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:55,912 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,218 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,218 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:40:57,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:40:57,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1378 [2020-10-27 06:40:57,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:40:57,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 06:40:57,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:40:57,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:40:57,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,264 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:57,265 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:40:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,267 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,268 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,269 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:40:57,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,270 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,270 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,270 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,270 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:57,270 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,270 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:57,271 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,271 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:40:57,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,272 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,272 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,273 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:40:57,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,274 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,275 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,275 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,275 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,275 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:57,275 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,275 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:57,276 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,276 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,276 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:40:57,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,277 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,277 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,277 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,278 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,278 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:57,278 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:57,278 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,278 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:40:57,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,283 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,283 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,283 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,283 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-27 06:40:57,283 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:40:57,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:40:57,284 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:40:57,284 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:40:57,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,326 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,326 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,326 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,326 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:57,326 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,326 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:57,327 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,327 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,327 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:40:57,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,330 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:40:57,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,331 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:40:57,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:57,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:40:57,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,338 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-27 06:40:57,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,348 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,348 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-27 06:40:57,348 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,348 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-27 06:40:57,348 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-27 06:40:57,349 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,349 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,352 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-27 06:40:57,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,354 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:57,354 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:40:57,354 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:40:57,354 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:40:57,354 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:57,354 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:40:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:40:57,355 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:40:57,355 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:57,407 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-27 06:40:57,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:57,419 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,451 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:57,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:58,383 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:58,383 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 133 [2020-10-27 06:40:58,384 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-27 06:40:58,384 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 967 [2020-10-27 06:40:58,384 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:58,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:40:58,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 84 [2020-10-27 06:40:58,384 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:40:58,384 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:58,393 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2020-10-27 06:40:58,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:58,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:58,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:58,446 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:59,381 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:40:59,381 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 123 [2020-10-27 06:40:59,381 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:40:59,382 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 976 [2020-10-27 06:40:59,382 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:40:59,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:40:59,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 77 [2020-10-27 06:40:59,382 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:40:59,382 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:40:59,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-27 06:40:59,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:40:59,396 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:59,404 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:40:59,421 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,037 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 118 [2020-10-27 06:41:00,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-27 06:41:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 645 [2020-10-27 06:41:00,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-27 06:41:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 74 [2020-10-27 06:41:00,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-27 06:41:00,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-27 06:41:00,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,044 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,046 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,046 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:41:00,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:41:00,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,047 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-27 06:41:00,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,048 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,049 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,050 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,050 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,050 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:41:00,050 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:41:00,050 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,051 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-27 06:41:00,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,053 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,053 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,053 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,053 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:41:00,053 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:41:00,054 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,054 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 28 [2020-10-27 06:41:00,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,056 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,056 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:41:00,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:41:00,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-27 06:41:00,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,059 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,059 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,059 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,060 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,060 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:41:00,060 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:41:00,060 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,060 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2020-10-27 06:41:00,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,062 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,063 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,063 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:41:00,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:41:00,064 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,065 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2020-10-27 06:41:00,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2 [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-27 06:41:00,069 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,071 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2020-10-27 06:41:00,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,073 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,073 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,073 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,073 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:41:00,073 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,073 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:41:00,074 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,074 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,075 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2020-10-27 06:41:00,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,076 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,076 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,078 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-27 06:41:00,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,079 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,080 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,080 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-27 06:41:00,080 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,080 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 0 [2020-10-27 06:41:00,080 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,080 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-27 06:41:00,081 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,081 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,096 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 298 [2020-10-27 06:41:00,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-27 06:41:00,097 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-27 06:41:00,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-27 06:41:00,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-27 06:41:00,098 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-27 06:41:00,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1 [2020-10-27 06:41:00,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: SHALLOWEST [2020-10-27 06:41:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-27 06:41:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-27 06:41:00,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-27 06:41:00,099 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-27 06:41:00,178 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2020-10-27 06:41:00,178 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1844270639] [2020-10-27 06:41:00,178 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-27 06:41:00,179 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-27 06:41:00,179 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [914587659] [2020-10-27 06:41:00,179 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-27 06:41:00,179 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-27 06:41:00,180 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-27 06:41:00,180 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=106, Unknown=0, NotChecked=0, Total=132 [2020-10-27 06:41:00,180 INFO L87 Difference]: Start difference. First operand 26586 states and 39160 transitions. Second operand 12 states. [2020-10-27 06:41:00,594 WARN L193 SmtUtils]: Spent 386.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-10-27 06:41:00,752 WARN L193 SmtUtils]: Spent 121.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2020-10-27 06:41:02,838 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 191 [2020-10-27 06:41:03,162 WARN L193 SmtUtils]: Spent 304.00 ms on a formula simplification that was a NOOP. DAG size: 193 [2020-10-27 06:41:03,301 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 96