/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.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=BIGGEST --traceabstraction.additional.smt.options log-additional-information=true --traceabstraction.additional.smt.options unknown-allowed=true -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-adbd35c [2020-10-13 04:16:43,269 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-13 04:16:43,273 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-13 04:16:43,302 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-13 04:16:43,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-13 04:16:43,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-13 04:16:43,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-13 04:16:43,307 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-13 04:16:43,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-13 04:16:43,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-13 04:16:43,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-13 04:16:43,311 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-13 04:16:43,311 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-13 04:16:43,312 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-13 04:16:43,313 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-13 04:16:43,314 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-13 04:16:43,315 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-13 04:16:43,316 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-13 04:16:43,317 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-13 04:16:43,319 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-13 04:16:43,321 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-13 04:16:43,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-13 04:16:43,323 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-13 04:16:43,323 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-13 04:16:43,326 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-13 04:16:43,326 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-13 04:16:43,326 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-13 04:16:43,327 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-13 04:16:43,327 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-13 04:16:43,328 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-13 04:16:43,328 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-13 04:16:43,329 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-13 04:16:43,330 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-13 04:16:43,330 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-13 04:16:43,331 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-13 04:16:43,332 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-13 04:16:43,332 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-13 04:16:43,332 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-13 04:16:43,333 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-13 04:16:43,333 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-13 04:16:43,334 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-13 04:16:43,335 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-64bit-Automizer_Default.epf [2020-10-13 04:16:43,378 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-13 04:16:43,379 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-13 04:16:43,380 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-13 04:16:43,380 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-13 04:16:43,380 INFO L138 SettingsManager]: * Use SBE=true [2020-10-13 04:16:43,380 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-13 04:16:43,381 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-13 04:16:43,381 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-13 04:16:43,381 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-13 04:16:43,381 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-13 04:16:43,381 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-13 04:16:43,382 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-13 04:16:43,382 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-13 04:16:43,386 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-13 04:16:43,386 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-13 04:16:43,386 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-13 04:16:43,387 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-13 04:16:43,387 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-13 04:16:43,387 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-13 04:16:43,387 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-13 04:16:43,387 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-13 04:16:43,388 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-13 04:16:43,388 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-13 04:16:43,388 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-13 04:16:43,388 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-13 04:16:43,388 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-13 04:16:43,388 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-13 04:16:43,389 INFO L138 SettingsManager]: * To the following directory=dump/ 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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=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=BIGGEST;log-additional-information=true;unknown-allowed=true; [2020-10-13 04:16:43,700 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-13 04:16:43,712 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-13 04:16:43,716 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-13 04:16:43,717 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-13 04:16:43,717 INFO L275 PluginConnector]: CDTParser initialized [2020-10-13 04:16:43,718 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 04:16:43,775 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89f30e263/e4aac7df12a54b87b382ecf3a2a90e05/FLAG7e82e70a2 [2020-10-13 04:16:44,483 INFO L306 CDTParser]: Found 1 translation units. [2020-10-13 04:16:44,484 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-validator-v0.8/linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 04:16:44,531 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89f30e263/e4aac7df12a54b87b382ecf3a2a90e05/FLAG7e82e70a2 [2020-10-13 04:16:44,606 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89f30e263/e4aac7df12a54b87b382ecf3a2a90e05 [2020-10-13 04:16:44,617 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-13 04:16:44,619 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-13 04:16:44,621 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-13 04:16:44,621 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-13 04:16:44,625 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-13 04:16:44,626 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:16:44" (1/1) ... [2020-10-13 04:16:44,630 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@30f0fe3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:44, skipping insertion in model container [2020-10-13 04:16:44,630 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 04:16:44" (1/1) ... [2020-10-13 04:16:44,638 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-13 04:16:44,766 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-13 04:16:46,655 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 04:16:46,683 INFO L203 MainTranslator]: Completed pre-run [2020-10-13 04:16:47,034 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-13 04:16:47,415 INFO L208 MainTranslator]: Completed translation [2020-10-13 04:16:47,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47 WrapperNode [2020-10-13 04:16:47,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-13 04:16:47,417 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-13 04:16:47,417 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-13 04:16:47,418 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-13 04:16:47,438 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (1/1) ... [2020-10-13 04:16:47,439 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (1/1) ... [2020-10-13 04:16:47,505 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (1/1) ... [2020-10-13 04:16:47,505 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (1/1) ... [2020-10-13 04:16:47,614 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (1/1) ... [2020-10-13 04:16:47,641 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (1/1) ... [2020-10-13 04:16:47,673 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (1/1) ... [2020-10-13 04:16:47,702 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-13 04:16:47,703 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-13 04:16:47,703 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-13 04:16:47,703 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-13 04:16:47,704 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (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 [2020-10-13 04:16:47,777 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-13 04:16:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-13 04:16:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-13 04:16:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-13 04:16:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2020-10-13 04:16:47,778 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2020-10-13 04:16:47,779 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-13 04:16:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-13 04:16:47,780 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2020-10-13 04:16:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-13 04:16:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-13 04:16:47,781 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-13 04:16:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2020-10-13 04:16:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2020-10-13 04:16:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-13 04:16:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-13 04:16:47,782 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-13 04:16:47,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int_nonpositive [2020-10-13 04:16:47,784 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-13 04:16:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2020-10-13 04:16:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-13 04:16:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2020-10-13 04:16:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2020-10-13 04:16:47,785 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2020-10-13 04:16:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2020-10-13 04:16:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-13 04:16:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-13 04:16:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-13 04:16:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2020-10-13 04:16:47,787 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_mac_header [2020-10-13 04:16:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure compat_ptr [2020-10-13 04:16:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_get_tx_queue [2020-10-13 04:16:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-13 04:16:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice [2020-10-13 04:16:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_start_queue [2020-10-13 04:16:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_start_queue [2020-10-13 04:16:47,788 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_wake_queue [2020-10-13 04:16:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_wake_queue [2020-10-13 04:16:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_stop_queue [2020-10-13 04:16:47,789 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_stop_queue [2020-10-13 04:16:47,791 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_tx_queue_stopped [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_queue_stopped [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_running [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc_bufs [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_bufs [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_realloc_bufs [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_lock [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_unlock [2020-10-13 04:16:47,792 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_bump [2020-10-13 04:16:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_encaps [2020-10-13 04:16:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_write_wakeup [2020-10-13 04:16:47,793 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_tx_timeout [2020-10-13 04:16:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_xmit [2020-10-13 04:16:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_close [2020-10-13 04:16:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_open [2020-10-13 04:16:47,794 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_change_mtu [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_get_stats64 [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_init [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_uninit [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_free_netdev [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_setup [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_receive_buf [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_sync [2020-10-13 04:16:47,795 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_alloc [2020-10-13 04:16:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_open [2020-10-13 04:16:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_close [2020-10-13 04:16:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_hangup [2020-10-13 04:16:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc [2020-10-13 04:16:47,796 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc [2020-10-13 04:16:47,797 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_esc6 [2020-10-13 04:16:47,797 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_unesc6 [2020-10-13 04:16:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_ioctl [2020-10-13 04:16:47,798 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_compat_ioctl [2020-10-13 04:16:47,800 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_ioctl [2020-10-13 04:16:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_init [2020-10-13 04:16:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure slip_exit [2020-10-13 04:16:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_outfill [2020-10-13 04:16:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure sl_keepalive [2020-10-13 04:16:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_target_type_3 [2020-10-13 04:16:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_net_device_ops_4 [2020-10-13 04:16:47,801 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-13 04:16:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-13 04:16:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-13 04:16:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_2 [2020-10-13 04:16:47,802 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_2 [2020-10-13 04:16:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_2 [2020-10-13 04:16:47,803 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_2 [2020-10-13 04:16:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-13 04:16:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-13 04:16:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_1 [2020-10-13 04:16:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_2 [2020-10-13 04:16:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_sl_alloc_bufs_3 [2020-10-13 04:16:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_register_netdevice_4 [2020-10-13 04:16:47,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_5 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_sync_6 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_7 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_8 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_9 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_10 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_11 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_12 [2020-10-13 04:16:47,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_13 [2020-10-13 04:16:47,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_14 [2020-10-13 04:16:47,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2020-10-13 04:16:47,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2020-10-13 04:16:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_17 [2020-10-13 04:16:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_slip_open_18 [2020-10-13 04:16:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-13 04:16:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_callback_ret_val [2020-10-13 04:16:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __netif_schedule [2020-10-13 04:16:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-13 04:16:47,807 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2020-10-13 04:16:47,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2020-10-13 04:16:47,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_bh [2020-10-13 04:16:47,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2020-10-13 04:16:47,808 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_bh [2020-10-13 04:16:47,809 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-13 04:16:47,809 INFO L138 BoogieDeclarations]: Found implementation of procedure alloc_netdev_mqs [2020-10-13 04:16:47,809 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-13 04:16:47,809 INFO L138 BoogieDeclarations]: Found implementation of procedure consume_skb [2020-10-13 04:16:47,810 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-13 04:16:47,811 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2020-10-13 04:16:47,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_alloc_skb [2020-10-13 04:16:47,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_close [2020-10-13 04:16:47,811 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_trans_start [2020-10-13 04:16:47,812 INFO L138 BoogieDeclarations]: Found implementation of procedure free_netdev [2020-10-13 04:16:47,812 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-13 04:16:47,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-13 04:16:47,813 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2020-10-13 04:16:47,816 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-13 04:16:47,816 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep_interruptible [2020-10-13 04:16:47,816 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_rx [2020-10-13 04:16:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure netpoll_trap [2020-10-13 04:16:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure printk [2020-10-13 04:16:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure register_netdevice [2020-10-13 04:16:47,817 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_lock [2020-10-13 04:16:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure rtnl_unlock [2020-10-13 04:16:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-13 04:16:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_compress [2020-10-13 04:16:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_free [2020-10-13 04:16:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_init [2020-10-13 04:16:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_remember [2020-10-13 04:16:47,818 INFO L138 BoogieDeclarations]: Found implementation of procedure slhc_uncompress [2020-10-13 04:16:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_chars_in_buffer [2020-10-13 04:16:47,819 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_devnum [2020-10-13 04:16:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_hangup [2020-10-13 04:16:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_mode_ioctl [2020-10-13 04:16:47,826 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_register_ldisc [2020-10-13 04:16:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure tty_unregister_ldisc [2020-10-13 04:16:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdev [2020-10-13 04:16:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_netdevice_queue [2020-10-13 04:16:47,827 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2020-10-13 04:16:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-13 04:16:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-13 04:16:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-13 04:16:47,828 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-13 04:16:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-10-13 04:16:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-13 04:16:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2020-10-13 04:16:47,828 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure printk [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2020-10-13 04:16:47,829 INFO L130 BoogieDeclarations]: Found specification of procedure sprintf [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-13 04:16:47,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-13 04:16:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-13 04:16:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-13 04:16:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-13 04:16:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2020-10-13 04:16:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2020-10-13 04:16:47,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int_nonpositive [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_callback_ret_val [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2020-10-13 04:16:47,832 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_bh [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_bh [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2020-10-13 04:16:47,833 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure msleep_interruptible [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_2 [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_8 [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_10 [2020-10-13 04:16:47,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_12 [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_14 [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_7 [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_9 [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_11 [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_13 [2020-10-13 04:16:47,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_17 [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_1 [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_5 [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_sync_6 [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-13 04:16:47,836 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_target_type_3 [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_net_device_ops_4 [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-13 04:16:47,837 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_2 [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_2 [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_2 [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_2 [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-13 04:16:47,838 INFO L130 BoogieDeclarations]: Found specification of procedure tty_chars_in_buffer [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure tty_hangup [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure tty_mode_ioctl [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure tty_devnum [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure tty_register_ldisc [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure tty_unregister_ldisc [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure consume_skb [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-13 04:16:47,839 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_mac_header [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_alloc_skb [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure compat_ptr [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_get_tx_queue [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure dev_close [2020-10-13 04:16:47,840 INFO L130 BoogieDeclarations]: Found specification of procedure register_netdevice [2020-10-13 04:16:47,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_register_netdevice_4 [2020-10-13 04:16:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice_queue [2020-10-13 04:16:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdevice [2020-10-13 04:16:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure free_netdev [2020-10-13 04:16:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure netpoll_trap [2020-10-13 04:16:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure __netif_schedule [2020-10-13 04:16:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_start_queue [2020-10-13 04:16:47,845 INFO L130 BoogieDeclarations]: Found specification of procedure netif_start_queue [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_wake_queue [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_wake_queue [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_stop_queue [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_stop_queue [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_tx_queue_stopped [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_queue_stopped [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_running [2020-10-13 04:16:47,846 INFO L130 BoogieDeclarations]: Found specification of procedure netif_rx [2020-10-13 04:16:47,847 INFO L130 BoogieDeclarations]: Found specification of procedure dev_trans_start [2020-10-13 04:16:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure alloc_netdev_mqs [2020-10-13 04:16:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_netdev [2020-10-13 04:16:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_lock [2020-10-13 04:16:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure rtnl_unlock [2020-10-13 04:16:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_init [2020-10-13 04:16:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_free [2020-10-13 04:16:47,849 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_compress [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_uncompress [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure slhc_remember [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure slip_esc6 [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure slip_unesc6 [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure sl_keepalive [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure sl_outfill [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure sl_ioctl [2020-10-13 04:16:47,850 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc_bufs [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_sl_alloc_bufs_3 [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_bufs [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure sl_realloc_bufs [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure sl_lock [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure sl_unlock [2020-10-13 04:16:47,851 INFO L130 BoogieDeclarations]: Found specification of procedure sl_bump [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure sl_encaps [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure slip_write_wakeup [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure sl_tx_timeout [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure sl_xmit [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure sl_close [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure sl_open [2020-10-13 04:16:47,852 INFO L130 BoogieDeclarations]: Found specification of procedure sl_change_mtu [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure sl_get_stats64 [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure sl_init [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure sl_uninit [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure sl_free_netdev [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure sl_setup [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure slip_receive_buf [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure sl_sync [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure sl_alloc [2020-10-13 04:16:47,853 INFO L130 BoogieDeclarations]: Found specification of procedure slip_open [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_slip_open_18 [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure slip_close [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure slip_hangup [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure slip_ioctl [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure slip_compat_ioctl [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure slip_init [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure slip_exit [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-13 04:16:47,854 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-13 04:16:47,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-13 04:16:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-13 04:16:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-13 04:16:47,856 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-13 04:16:48,828 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-13 04:16:51,460 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-13 04:16:51,461 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-10-13 04:16:51,472 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:16:51 BoogieIcfgContainer [2020-10-13 04:16:51,473 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-13 04:16:51,474 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-13 04:16:51,474 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-13 04:16:51,477 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-13 04:16:51,477 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 04:16:44" (1/3) ... [2020-10-13 04:16:51,478 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f66ecc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:16:51, skipping insertion in model container [2020-10-13 04:16:51,478 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 04:16:47" (2/3) ... [2020-10-13 04:16:51,479 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2f66ecc7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 04:16:51, skipping insertion in model container [2020-10-13 04:16:51,479 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 04:16:51" (3/3) ... [2020-10-13 04:16:51,480 INFO L109 eAbstractionObserver]: Analyzing ICFG linux-stable-1b0b0ac-1-108_1a-drivers--net--slip.ko-entry_point_ldv-val-v0.8.cil.out.i [2020-10-13 04:16:51,491 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-13 04:16:51,499 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-13 04:16:51,514 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-13 04:16:51,544 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-10-13 04:16:51,544 INFO L376 AbstractCegarLoop]: Hoare is true [2020-10-13 04:16:51,544 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-13 04:16:51,544 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-13 04:16:51,544 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-13 04:16:51,545 INFO L380 AbstractCegarLoop]: Difference is false [2020-10-13 04:16:51,545 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-13 04:16:51,545 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-13 04:16:51,600 INFO L276 IsEmpty]: Start isEmpty. Operand 1459 states. [2020-10-13 04:16:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2020-10-13 04:16:51,627 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:16:51,628 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2020-10-13 04:16:51,628 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:16:51,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:16:51,633 INFO L82 PathProgramCache]: Analyzing trace with hash 1899827254, now seen corresponding path program 1 times [2020-10-13 04:16:51,640 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:16:51,640 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [352910132] [2020-10-13 04:16:51,641 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:16:52,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:52,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:52,381 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:52,489 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:52,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:52,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:52,827 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:54,040 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:57,211 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:57,212 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 288 [2020-10-13 04:16:57,212 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 7 [2020-10-13 04:16:57,212 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5163 [2020-10-13 04:16:57,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:57,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:57,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 159 [2020-10-13 04:16:57,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:16:57,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-13 04:16:57,935 WARN L193 SmtUtils]: Spent 550.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 04:16:57,937 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:16:57,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:57,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,034 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,034 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:16:58,034 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-13 04:16:58,035 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,037 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:16:58,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,108 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,142 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,143 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:16:58,143 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,143 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 39 [2020-10-13 04:16:58,143 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,143 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,144 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,144 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:58,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:58,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,174 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,174 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:16:58,174 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,174 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:16:58,175 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,175 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,175 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:58,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:16:58,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,190 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,194 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,195 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:58,195 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,195 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:16:58,195 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 04:16:58,196 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,196 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:58,203 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:16:58,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,218 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:16:58,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 04:16:58,243 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:58,253 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:58,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:16:58,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:16:58,266 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,266 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:58,279 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:16:58,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,288 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,290 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:58,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-13 04:16:58,310 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 04:16:58,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-13 04:16:58,320 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:16:58,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,333 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,342 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,371 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,371 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:16:58,371 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,371 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 04:16:58,372 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 04:16:58,372 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,372 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:58,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:58,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,389 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,392 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:16:58,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,393 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:16:58,393 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,395 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,403 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:16:58,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,410 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,414 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,414 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:58,415 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,415 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:16:58,415 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,415 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 04:16:58,416 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,416 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:16:58,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,526 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,527 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:58,527 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,527 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:16:58,527 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 04:16:58,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,549 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,550 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:58,550 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,550 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:16:58,550 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,551 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,551 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 04:16:58,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,575 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,604 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,604 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:16:58,605 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,605 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 42 [2020-10-13 04:16:58,605 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,605 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,606 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,606 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,624 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:58,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,636 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,644 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:16:58,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 04:16:58,645 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:16:58,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,665 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,666 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,669 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:58,670 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,670 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:16:58,670 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,670 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,671 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:58,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-13 04:16:58,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,701 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:16:58,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 04:16:58,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 14 [2020-10-13 04:16:58,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:58,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,759 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,764 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,764 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:16:58,765 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,765 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 04:16:58,765 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,765 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,766 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,766 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:16:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,780 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,784 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:58,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:16:58,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 3 [2020-10-13 04:16:58,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,793 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 04:16:58,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,802 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,803 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:16:58,803 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:58,803 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:16:58,803 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:16:58,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:58,804 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:16:58,804 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:16:58,829 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 04:16:58,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:58,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,845 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:58,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:58,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:16:58,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:58,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 117 [2020-10-13 04:16:58,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:58,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:58,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:16:58,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:16:58,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,003 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:59,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,051 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:59,051 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:59,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-13 04:16:59,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:59,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:16:59,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,098 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-13 04:16:59,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,155 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,156 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:16:59,156 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:59,156 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-13 04:16:59,156 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,156 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:16:59,157 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:16:59,157 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,170 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:59,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,182 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,209 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,209 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:59,209 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:59,209 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 04:16:59,210 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:59,210 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:16:59,210 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,222 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2020-10-13 04:16:59,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:16:59,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:59,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 04:16:59,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:16:59,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:16:59,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:59,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,430 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,453 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,453 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:59,453 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:59,453 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 29 [2020-10-13 04:16:59,454 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:59,454 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:16:59,454 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,465 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2020-10-13 04:16:59,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,490 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,522 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,522 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:16:59,522 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:59,522 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 04:16:59,523 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:16:59,523 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:16:59,523 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,535 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:59,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,547 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,576 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:59,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:59,577 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 04:16:59,577 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:59,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:16:59,578 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,589 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2020-10-13 04:16:59,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,599 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,608 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,659 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,659 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:16:59,659 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:59,660 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 65 [2020-10-13 04:16:59,660 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:16:59,660 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:16:59,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:59,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,686 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:59,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:59,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-13 04:16:59,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,714 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:59,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:16:59,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2020-10-13 04:16:59,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:16:59,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:59,798 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-13 04:16:59,798 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:16:59,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:16:59,799 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,811 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:59,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,853 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:16:59,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:16:59,854 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-13 04:16:59,854 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:16:59,855 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:16:59,855 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,865 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 167 [2020-10-13 04:16:59,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,876 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,894 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:16:59,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:16:59,939 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:16:59,939 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:16:59,939 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-13 04:16:59,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:16:59,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:16:59,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:16:59,940 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 13 [2020-10-13 04:16:59,940 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:16:59,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:16:59,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:16:59,987 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:00,013 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:00,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:00,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:00,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 31 [2020-10-13 04:17:00,014 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:00,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-13 04:17:00,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:00,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-13 04:17:00,015 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:00,062 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 192 [2020-10-13 04:17:00,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:00,071 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:00,081 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:00,081 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:17:00,081 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:00,081 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 04:17:00,082 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:00,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:00,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 04:17:00,082 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:00,082 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:00,089 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:00,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:00,094 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:00,097 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:00,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:00,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:00,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:17:00,098 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:00,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:00,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:00,188 INFO L134 CoverageAnalysis]: Checked inductivity of 333 backedges. 44 proven. 30 refuted. 0 times theorem prover too weak. 259 trivial. 0 not checked. [2020-10-13 04:17:00,189 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [352910132] [2020-10-13 04:17:00,192 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:17:00,192 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-13 04:17:00,193 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1587948950] [2020-10-13 04:17:00,200 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-13 04:17:00,200 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:17:00,219 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-13 04:17:00,220 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=148, Unknown=0, NotChecked=0, Total=182 [2020-10-13 04:17:00,223 INFO L87 Difference]: Start difference. First operand 1459 states. Second operand 14 states. [2020-10-13 04:17:00,755 WARN L193 SmtUtils]: Spent 481.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-13 04:17:02,115 WARN L193 SmtUtils]: Spent 699.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 249 [2020-10-13 04:17:02,489 WARN L193 SmtUtils]: Spent 339.00 ms on a formula simplification that was a NOOP. DAG size: 247 [2020-10-13 04:17:02,883 WARN L193 SmtUtils]: Spent 352.00 ms on a formula simplification that was a NOOP. DAG size: 249 [2020-10-13 04:17:03,644 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 268 DAG size of output: 254 [2020-10-13 04:17:04,310 WARN L193 SmtUtils]: Spent 612.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 240 [2020-10-13 04:17:04,759 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:17:05,507 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 266 DAG size of output: 252 [2020-10-13 04:17:06,236 WARN L193 SmtUtils]: Spent 638.00 ms on a formula simplification. DAG size of input: 257 DAG size of output: 243 [2020-10-13 04:17:31,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 04:17:31,307 INFO L93 Difference]: Finished difference Result 3312 states and 4630 transitions. [2020-10-13 04:17:31,308 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2020-10-13 04:17:31,310 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 208 [2020-10-13 04:17:31,310 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 04:17:31,346 INFO L225 Difference]: With dead ends: 3312 [2020-10-13 04:17:31,347 INFO L226 Difference]: Without dead ends: 1801 [2020-10-13 04:17:31,363 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 80 SyntacticMatches, 1 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 81 ImplicationChecksByTransitivity, 6.0s TimeCoverageRelationStatistics Valid=148, Invalid=404, Unknown=0, NotChecked=0, Total=552 [2020-10-13 04:17:31,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states. [2020-10-13 04:17:31,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1392. [2020-10-13 04:17:31,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1392 states. [2020-10-13 04:17:31,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1392 states to 1392 states and 1889 transitions. [2020-10-13 04:17:31,716 INFO L78 Accepts]: Start accepts. Automaton has 1392 states and 1889 transitions. Word has length 208 [2020-10-13 04:17:31,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 04:17:31,716 INFO L479 AbstractCegarLoop]: Abstraction has 1392 states and 1889 transitions. [2020-10-13 04:17:31,716 INFO L480 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-13 04:17:31,717 INFO L276 IsEmpty]: Start isEmpty. Operand 1392 states and 1889 transitions. [2020-10-13 04:17:31,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 216 [2020-10-13 04:17:31,724 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:17:31,725 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2020-10-13 04:17:31,725 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-13 04:17:31,726 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:17:31,726 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:17:31,726 INFO L82 PathProgramCache]: Analyzing trace with hash 1699532206, now seen corresponding path program 1 times [2020-10-13 04:17:31,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:17:31,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2022190864] [2020-10-13 04:17:31,727 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:17:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:31,972 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:32,140 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:32,332 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:32,493 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:33,838 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:36,908 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:36,908 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 295 [2020-10-13 04:17:36,909 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 04:17:36,909 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5045 [2020-10-13 04:17:36,909 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:36,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:36,909 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 160 [2020-10-13 04:17:36,910 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:17:36,910 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,315 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 04:17:37,316 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:17:37,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,363 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:37,363 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,364 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-13 04:17:37,364 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,364 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,365 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,365 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:17:37,399 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:17:37,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,405 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,416 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:17:37,417 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,417 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 04:17:37,417 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,417 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,434 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:37,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,439 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,441 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,441 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:37,442 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,442 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,442 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,442 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,443 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,448 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:17:37,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,454 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,454 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:37,454 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,455 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,455 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,460 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:17:37,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,465 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:17:37,478 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,478 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 04:17:37,478 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,479 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:37,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,491 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,494 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,494 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:37,494 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,495 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,495 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,495 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,500 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:17:37,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,507 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,507 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:37,508 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,508 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,508 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,508 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,509 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,509 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,513 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:17:37,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,519 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:17:37,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,531 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-13 04:17:37,531 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,532 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:37,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,543 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,546 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:37,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:17:37,547 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,555 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:17:37,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,559 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,561 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,561 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:37,562 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,562 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:17:37,562 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,562 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,563 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,578 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:17:37,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,583 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:37,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,587 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,593 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 04:17:37,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,597 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,600 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:37,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,601 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 04:17:37,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,624 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:17:37,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 04:17:37,625 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:37,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:37,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,642 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,647 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:17:37,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,651 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,654 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,654 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:37,654 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,655 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:17:37,655 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,655 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,656 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-13 04:17:37,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,678 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,678 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:17:37,679 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,679 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-13 04:17:37,679 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,679 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,680 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,680 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,687 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:37,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,692 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,695 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,695 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:37,695 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,695 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,696 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,696 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,696 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,701 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:17:37,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,708 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:17:37,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:17:37,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 04:17:37,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,721 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,721 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:17:37,721 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,722 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:17:37,722 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:37,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,722 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:37,723 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,741 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 04:17:37,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,747 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,752 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,818 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,818 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:17:37,818 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:17:37,819 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 04:17:37,819 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:37,819 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:17:37,820 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:17:37,820 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:37,920 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:37,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:37,932 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:37,978 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:37,978 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:17:37,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:37,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 04:17:37,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:37,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:37,979 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:37,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:17:37,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,039 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 113 [2020-10-13 04:17:38,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,099 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,099 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:17:38,100 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:38,100 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-13 04:17:38,100 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,100 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:17:38,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:17:38,101 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:38,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,177 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:17:38,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:38,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 04:17:38,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:38,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:17:38,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 125 [2020-10-13 04:17:38,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,249 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,308 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,309 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:17:38,309 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:17:38,309 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 04:17:38,309 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,309 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:17:38,310 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:17:38,310 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,364 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:38,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,376 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,421 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:17:38,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:38,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 04:17:38,422 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:38,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:17:38,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,435 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-13 04:17:38,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,461 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,535 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,536 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:17:38,536 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:17:38,536 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 89 [2020-10-13 04:17:38,536 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:17:38,537 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:17:38,537 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:38,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,612 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,652 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,653 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:17:38,653 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:38,653 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 46 [2020-10-13 04:17:38,653 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:38,654 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:17:38,654 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,667 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-13 04:17:38,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,693 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,756 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:17:38,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:17:38,757 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 84 [2020-10-13 04:17:38,757 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,757 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:17:38,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:17:38,758 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,769 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:38,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,782 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,820 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,821 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:17:38,821 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:38,821 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-13 04:17:38,821 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:38,822 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:17:38,822 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,834 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-13 04:17:38,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,911 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,912 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:17:38,912 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:17:38,912 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-13 04:17:38,912 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,912 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:17:38,913 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:17:38,913 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,923 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:38,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:38,972 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:38,972 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:17:38,972 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:38,972 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-13 04:17:38,973 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:38,973 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:17:38,973 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:38,983 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 173 [2020-10-13 04:17:38,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:38,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:39,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:39,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:39,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-13 04:17:39,054 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:17:39,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 66 [2020-10-13 04:17:39,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:39,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:39,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:17:39,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 14 [2020-10-13 04:17:39,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:39,067 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:39,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:39,078 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:39,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:39,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-13 04:17:39,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:39,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 45 [2020-10-13 04:17:39,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:39,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-13 04:17:39,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:39,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-13 04:17:39,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:17:39,167 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 199 [2020-10-13 04:17:39,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:39,174 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:39,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:39,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:17:39,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:39,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-13 04:17:39,181 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 04:17:39,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:39,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:39,187 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:17:39,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:17:39,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:17:39,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:17:39,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:17:39,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:17:39,193 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:17:39,193 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:17:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:17:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:17:39,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:17:39,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:17:39,287 INFO L134 CoverageAnalysis]: Checked inductivity of 403 backedges. 22 proven. 99 refuted. 0 times theorem prover too weak. 282 trivial. 0 not checked. [2020-10-13 04:17:39,288 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2022190864] [2020-10-13 04:17:39,288 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:17:39,288 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [19] total 19 [2020-10-13 04:17:39,288 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894414873] [2020-10-13 04:17:39,291 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-10-13 04:17:39,291 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:17:39,292 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-10-13 04:17:39,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=293, Unknown=0, NotChecked=0, Total=342 [2020-10-13 04:17:39,292 INFO L87 Difference]: Start difference. First operand 1392 states and 1889 transitions. Second operand 19 states. [2020-10-13 04:17:39,665 WARN L193 SmtUtils]: Spent 347.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-13 04:17:40,531 WARN L193 SmtUtils]: Spent 309.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:17:41,227 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 250 [2020-10-13 04:17:41,593 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:17:41,947 WARN L193 SmtUtils]: Spent 307.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 04:17:42,320 WARN L193 SmtUtils]: Spent 314.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-13 04:17:43,066 WARN L193 SmtUtils]: Spent 671.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 243 [2020-10-13 04:17:43,749 WARN L193 SmtUtils]: Spent 623.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 241 [2020-10-13 04:17:44,162 WARN L193 SmtUtils]: Spent 306.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:17:44,862 WARN L193 SmtUtils]: Spent 666.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 250 [2020-10-13 04:17:45,632 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 241 [2020-10-13 04:18:12,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 04:18:12,263 INFO L93 Difference]: Finished difference Result 3178 states and 4375 transitions. [2020-10-13 04:18:12,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2020-10-13 04:18:12,264 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 215 [2020-10-13 04:18:12,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 04:18:12,277 INFO L225 Difference]: With dead ends: 3178 [2020-10-13 04:18:12,278 INFO L226 Difference]: Without dead ends: 1802 [2020-10-13 04:18:12,284 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 140 ImplicationChecksByTransitivity, 6.2s TimeCoverageRelationStatistics Valid=176, Invalid=754, Unknown=0, NotChecked=0, Total=930 [2020-10-13 04:18:12,287 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1802 states. [2020-10-13 04:18:12,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1802 to 1393. [2020-10-13 04:18:12,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1393 states. [2020-10-13 04:18:12,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1393 states to 1393 states and 1890 transitions. [2020-10-13 04:18:12,515 INFO L78 Accepts]: Start accepts. Automaton has 1393 states and 1890 transitions. Word has length 215 [2020-10-13 04:18:12,516 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 04:18:12,516 INFO L479 AbstractCegarLoop]: Abstraction has 1393 states and 1890 transitions. [2020-10-13 04:18:12,516 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-10-13 04:18:12,516 INFO L276 IsEmpty]: Start isEmpty. Operand 1393 states and 1890 transitions. [2020-10-13 04:18:12,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 223 [2020-10-13 04:18:12,521 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:18:12,521 INFO L422 BasicCegarLoop]: trace histogram [14, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2020-10-13 04:18:12,522 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-13 04:18:12,522 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:18:12,522 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:18:12,522 INFO L82 PathProgramCache]: Analyzing trace with hash 1205532800, now seen corresponding path program 2 times [2020-10-13 04:18:12,523 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:18:12,523 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1685870070] [2020-10-13 04:18:12,523 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:18:12,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:12,741 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:12,904 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:13,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:13,211 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:13,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:17,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:17,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 302 [2020-10-13 04:18:17,706 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 04:18:17,706 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5061 [2020-10-13 04:18:17,706 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:17,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:17,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-13 04:18:17,707 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:18:17,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:18,116 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 04:18:18,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:18:18,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,158 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:18:18,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,159 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 04:18:18,159 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,186 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:18:18,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,191 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:18:18,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:18:18,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:18,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,220 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,223 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,223 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:18:18,223 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,224 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:18:18,224 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,224 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,225 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,229 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:18:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,232 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,234 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:18:18,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:18:18,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,235 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,240 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:18:18,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,254 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,254 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:18:18,254 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,255 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:18:18,255 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,255 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,255 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:18,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,265 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,267 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:18:18,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,268 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:18:18,268 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,268 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:18:18,274 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,279 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,279 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:18:18,279 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,279 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:18:18,280 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,280 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,280 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,284 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:18:18,287 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,291 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,301 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:18:18,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 04:18:18,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,309 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,313 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,316 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,316 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:18:18,316 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:18:18,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,317 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,317 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,321 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:18:18,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,327 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,327 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:18:18,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,328 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:18:18,328 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,328 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,329 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:18:18,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,358 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,359 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:18:18,359 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,359 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:18:18,359 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,360 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,360 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,365 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 04:18:18,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,370 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,372 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,372 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:18:18,372 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,372 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:18:18,373 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,373 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,373 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,377 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 04:18:18,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,383 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:18:18,393 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:18:18,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,394 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,394 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,401 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:18,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,406 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,409 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,409 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:18:18,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,410 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:18:18,410 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,410 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,410 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:18:18,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,418 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,420 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,420 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:18:18,421 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,421 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:18:18,421 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,421 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,422 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,422 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,426 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-13 04:18:18,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,433 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,442 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:18:18,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,443 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:18:18,443 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,443 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:18,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,513 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,514 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:18:18,514 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,514 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:18:18,514 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,514 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,515 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,515 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,519 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:18:18,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,522 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,523 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,524 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:18:18,524 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,524 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 04:18:18,524 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,524 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,525 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,525 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,529 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 04:18:18,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,532 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,533 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,533 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:18:18,533 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,534 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 04:18:18,534 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:18,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,553 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 04:18:18,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,564 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,620 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,620 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:18:18,620 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,620 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 04:18:18,621 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:18:18,621 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:18:18,621 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:18,673 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:18,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:18,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:18:18,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:18,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-13 04:18:18,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:18,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:18,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:18,749 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:18:18,750 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:18,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2020-10-13 04:18:18,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:18,911 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:18,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,022 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:18:19,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:18:19,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 118 [2020-10-13 04:18:19,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:18:19,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:18:19,025 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:19,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:19,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:19,050 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,114 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:18:19,115 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:19,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 73 [2020-10-13 04:18:19,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:19,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:18:19,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:19,185 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 127 [2020-10-13 04:18:19,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:19,196 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,202 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,306 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,306 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:18:19,307 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:18:19,307 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 115 [2020-10-13 04:18:19,307 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:18:19,308 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:18:19,309 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:19,395 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:19,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:19,411 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,498 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:18:19,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:19,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-13 04:18:19,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:19,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:18:19,501 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:19,515 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 140 [2020-10-13 04:18:19,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:19,525 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,554 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,617 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,617 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:18:19,617 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:18:19,618 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 97 [2020-10-13 04:18:19,618 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:18:19,619 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:18:19,619 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:19,756 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:19,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:19,766 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,811 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:18:19,812 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:19,812 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 49 [2020-10-13 04:18:19,812 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:19,813 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:18:19,813 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:19,824 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2020-10-13 04:18:19,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:19,834 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,917 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,917 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:18:19,917 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:18:19,918 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-13 04:18:19,918 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:18:19,918 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:18:19,919 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:19,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:19,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:19,939 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:19,986 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:19,986 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:18:19,986 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:19,987 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 52 [2020-10-13 04:18:19,987 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:19,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:19,987 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:19,988 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:18:19,988 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:19,999 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2020-10-13 04:18:20,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:20,010 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:20,096 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:18:20,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:18:20,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 91 [2020-10-13 04:18:20,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:20,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:20,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:18:20,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:18:20,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:20,160 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:20,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:20,171 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:20,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:18:20,217 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:20,217 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-13 04:18:20,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:20,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:20,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:20,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:18:20,218 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:20,227 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2020-10-13 04:18:20,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:20,238 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,256 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,298 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:20,298 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 18 [2020-10-13 04:18:20,298 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:18:20,298 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 64 [2020-10-13 04:18:20,298 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:20,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:20,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:18:20,299 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 15 [2020-10-13 04:18:20,299 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:20,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:20,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:20,354 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:20,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-13 04:18:20,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:20,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 71 [2020-10-13 04:18:20,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 7 [2020-10-13 04:18:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:20,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-13 04:18:20,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:20,502 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 206 [2020-10-13 04:18:20,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:20,511 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,519 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:20,519 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:18:20,519 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:20,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-13 04:18:20,520 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:20,520 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:20,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 04:18:20,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:20,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:18:20,527 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:18:20,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:18:20,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:18:20,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:18:20,534 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:18:20,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:18:20,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:18:20,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:18:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:18:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:18:20,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:18:20,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:18:20,645 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 20 proven. 202 refuted. 0 times theorem prover too weak. 300 trivial. 0 not checked. [2020-10-13 04:18:20,647 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1685870070] [2020-10-13 04:18:20,647 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:18:20,647 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [22] total 22 [2020-10-13 04:18:20,647 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581874152] [2020-10-13 04:18:20,648 INFO L459 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-13 04:18:20,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:18:20,649 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-13 04:18:20,649 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=60, Invalid=402, Unknown=0, NotChecked=0, Total=462 [2020-10-13 04:18:20,649 INFO L87 Difference]: Start difference. First operand 1393 states and 1890 transitions. Second operand 22 states. [2020-10-13 04:18:20,983 WARN L193 SmtUtils]: Spent 305.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-13 04:18:22,019 WARN L193 SmtUtils]: Spent 319.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:18:22,791 WARN L193 SmtUtils]: Spent 731.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 250 [2020-10-13 04:18:23,168 WARN L193 SmtUtils]: Spent 327.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:18:23,537 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-13 04:18:23,908 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 04:18:24,291 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-13 04:18:25,041 WARN L193 SmtUtils]: Spent 682.00 ms on a formula simplification. DAG size of input: 263 DAG size of output: 243 [2020-10-13 04:18:25,742 WARN L193 SmtUtils]: Spent 648.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 241 [2020-10-13 04:18:26,219 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:18:26,950 WARN L193 SmtUtils]: Spent 691.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 250 [2020-10-13 04:18:27,698 WARN L193 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 260 DAG size of output: 241 [2020-10-13 04:19:04,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 04:19:04,191 INFO L93 Difference]: Finished difference Result 3180 states and 4377 transitions. [2020-10-13 04:19:04,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-13 04:19:04,192 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 222 [2020-10-13 04:19:04,193 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 04:19:04,205 INFO L225 Difference]: With dead ends: 3180 [2020-10-13 04:19:04,205 INFO L226 Difference]: Without dead ends: 1803 [2020-10-13 04:19:04,210 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 79 SyntacticMatches, 2 SemanticMatches, 33 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 202 ImplicationChecksByTransitivity, 7.0s TimeCoverageRelationStatistics Valid=194, Invalid=996, Unknown=0, NotChecked=0, Total=1190 [2020-10-13 04:19:04,213 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1803 states. [2020-10-13 04:19:04,449 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1803 to 1394. [2020-10-13 04:19:04,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1394 states. [2020-10-13 04:19:04,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1394 states to 1394 states and 1891 transitions. [2020-10-13 04:19:04,456 INFO L78 Accepts]: Start accepts. Automaton has 1394 states and 1891 transitions. Word has length 222 [2020-10-13 04:19:04,456 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 04:19:04,456 INFO L479 AbstractCegarLoop]: Abstraction has 1394 states and 1891 transitions. [2020-10-13 04:19:04,457 INFO L480 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-13 04:19:04,457 INFO L276 IsEmpty]: Start isEmpty. Operand 1394 states and 1891 transitions. [2020-10-13 04:19:04,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2020-10-13 04:19:04,461 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:19:04,462 INFO L422 BasicCegarLoop]: trace histogram [21, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2020-10-13 04:19:04,462 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-13 04:19:04,462 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:19:04,462 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:19:04,463 INFO L82 PathProgramCache]: Analyzing trace with hash 1766362990, now seen corresponding path program 3 times [2020-10-13 04:19:04,463 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:19:04,463 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [430370314] [2020-10-13 04:19:04,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:19:04,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:04,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:04,818 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:04,988 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:05,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:06,607 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:09,766 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:09,767 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 309 [2020-10-13 04:19:09,767 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-13 04:19:09,767 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5186 [2020-10-13 04:19:09,767 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:09,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:09,767 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 144 [2020-10-13 04:19:09,768 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 04:19:09,768 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:10,252 WARN L193 SmtUtils]: Spent 429.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 04:19:10,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:19:10,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,328 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,328 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:10,328 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,329 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 58 [2020-10-13 04:19:10,329 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,329 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,330 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,330 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,372 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:10,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,379 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,393 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,393 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:10,394 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,394 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 04:19:10,394 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,395 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,396 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:10,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,416 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,418 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,418 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:10,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,419 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:19:10,419 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,419 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,420 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,420 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:10,424 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:10,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,432 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:10,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,433 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,433 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,434 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,435 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,440 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:19:10,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,447 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,461 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,462 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:10,462 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,462 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 04:19:10,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,472 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:10,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,477 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,480 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:10,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,483 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,483 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,489 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:10,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,494 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,496 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:10,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,499 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,505 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:19:10,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,512 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:10,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,533 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-13 04:19:10,533 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,534 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,534 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,543 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,548 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,551 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:10,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,554 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:10,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:10,566 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,568 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,568 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,592 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:19:10,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,596 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,598 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,598 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:10,598 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,599 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:10,599 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,599 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,600 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,600 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,606 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 04:19:10,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,611 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,615 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,615 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:10,616 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,616 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:19:10,616 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,617 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,618 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,623 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 04:19:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,630 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,644 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,645 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:10,645 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,645 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 04:19:10,646 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,646 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,647 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,647 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,656 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:10,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,664 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,665 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:10,665 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,665 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,666 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,666 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,667 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,667 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,674 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:10,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,679 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:10,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:19:10,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-13 04:19:10,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,699 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,713 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:10,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-13 04:19:10,714 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,716 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:10,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,730 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,733 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,733 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:10,733 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,734 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,734 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,734 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,735 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,735 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:10,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,754 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,757 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,757 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:10,757 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,758 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-13 04:19:10,758 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,758 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,759 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:10,765 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 04:19:10,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,774 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,774 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:19:10,774 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,774 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-13 04:19:10,774 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,774 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:10,775 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:10,775 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:10,812 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 04:19:10,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:10,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:10,940 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:10,940 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 04:19:10,941 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:10,941 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-13 04:19:10,941 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:10,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:10,941 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:10,942 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 04:19:10,942 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:11,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:11,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:11,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,127 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:11,128 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 04:19:11,128 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:11,128 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 94 [2020-10-13 04:19:11,129 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:11,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:11,129 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:11,130 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:19:11,130 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:11,291 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 115 [2020-10-13 04:19:11,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:11,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,308 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,407 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:11,407 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 04:19:11,407 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:19:11,407 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 111 [2020-10-13 04:19:11,408 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:11,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:11,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:11,408 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 04:19:11,408 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:11,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:11,422 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:11,429 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,487 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:11,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 04:19:11,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:11,488 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 63 [2020-10-13 04:19:11,488 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:11,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:19:11,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:11,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 129 [2020-10-13 04:19:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:11,510 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,599 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:11,600 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 04:19:11,600 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:19:11,600 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-13 04:19:11,601 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:11,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:11,601 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:11,602 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 04:19:11,602 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:11,616 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:11,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:11,632 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,714 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:11,715 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 04:19:11,715 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:11,715 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 90 [2020-10-13 04:19:11,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:11,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:11,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:11,716 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:19:11,717 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:11,755 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 143 [2020-10-13 04:19:11,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:11,770 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,777 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:11,906 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:11,907 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 04:19:11,907 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:19:11,907 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 144 [2020-10-13 04:19:11,907 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:11,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:11,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:11,908 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 04:19:11,909 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:12,002 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:12,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:12,019 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:12,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:12,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 04:19:12,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:12,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 96 [2020-10-13 04:19:12,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:12,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:12,109 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:19:12,109 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:12,292 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 157 [2020-10-13 04:19:12,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:12,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:12,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:12,450 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:12,451 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 04:19:12,451 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:19:12,451 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 151 [2020-10-13 04:19:12,452 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:12,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:12,452 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:12,453 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 04:19:12,453 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:12,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:12,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:12,576 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:12,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:12,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 04:19:12,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:12,662 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 93 [2020-10-13 04:19:12,662 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:12,662 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:12,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:12,663 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:19:12,663 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:12,678 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 171 [2020-10-13 04:19:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:12,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:12,702 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:12,793 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:12,793 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 04:19:12,793 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:19:12,793 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 107 [2020-10-13 04:19:12,794 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:12,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:12,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:12,794 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 04:19:12,794 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:12,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:12,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:12,913 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:12,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:12,980 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 04:19:12,980 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:12,980 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-13 04:19:12,980 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:12,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:12,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:19:12,981 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:12,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2020-10-13 04:19:12,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:13,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:13,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:13,092 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:13,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 19 [2020-10-13 04:19:13,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:19:13,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 95 [2020-10-13 04:19:13,093 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:13,093 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 16 [2020-10-13 04:19:13,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:13,102 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:13,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:13,112 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:13,166 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:13,166 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-13 04:19:13,167 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:13,167 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 04:19:13,167 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:13,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 8 [2020-10-13 04:19:13,167 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:13,168 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-13 04:19:13,168 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:13,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2020-10-13 04:19:13,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:13,244 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:13,249 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:13,249 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:19:13,249 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:13,249 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:19:13,250 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:13,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:13,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 04:19:13,250 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:13,250 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:13,254 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:13,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:13,257 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:13,258 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:13,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:13,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:13,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 04:19:13,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:13,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:13,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:13,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:13,350 INFO L134 CoverageAnalysis]: Checked inductivity of 690 backedges. 48 proven. 332 refuted. 0 times theorem prover too weak. 310 trivial. 0 not checked. [2020-10-13 04:19:13,351 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [430370314] [2020-10-13 04:19:13,351 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:19:13,351 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24] total 24 [2020-10-13 04:19:13,351 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [156076720] [2020-10-13 04:19:13,351 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-10-13 04:19:13,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:19:13,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-10-13 04:19:13,352 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=71, Invalid=481, Unknown=0, NotChecked=0, Total=552 [2020-10-13 04:19:13,352 INFO L87 Difference]: Start difference. First operand 1394 states and 1891 transitions. Second operand 24 states. [2020-10-13 04:19:13,718 WARN L193 SmtUtils]: Spent 325.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-13 04:19:14,590 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:19:15,349 WARN L193 SmtUtils]: Spent 712.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2020-10-13 04:19:15,736 WARN L193 SmtUtils]: Spent 336.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:19:16,113 WARN L193 SmtUtils]: Spent 324.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-13 04:19:16,487 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-13 04:19:16,861 WARN L193 SmtUtils]: Spent 318.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 04:19:17,274 WARN L193 SmtUtils]: Spent 348.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-13 04:19:18,053 WARN L193 SmtUtils]: Spent 697.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 243 [2020-10-13 04:19:18,790 WARN L193 SmtUtils]: Spent 672.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 241 [2020-10-13 04:19:19,228 WARN L193 SmtUtils]: Spent 328.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:19:19,996 WARN L193 SmtUtils]: Spent 721.00 ms on a formula simplification. DAG size of input: 264 DAG size of output: 250 [2020-10-13 04:19:20,765 WARN L193 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 241 [2020-10-13 04:19:50,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-13 04:19:50,787 INFO L93 Difference]: Finished difference Result 3182 states and 4379 transitions. [2020-10-13 04:19:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 20 states. [2020-10-13 04:19:50,789 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 229 [2020-10-13 04:19:50,790 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-13 04:19:50,800 INFO L225 Difference]: With dead ends: 3182 [2020-10-13 04:19:50,800 INFO L226 Difference]: Without dead ends: 1804 [2020-10-13 04:19:50,806 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 83 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 214 ImplicationChecksByTransitivity, 7.8s TimeCoverageRelationStatistics Valid=214, Invalid=1192, Unknown=0, NotChecked=0, Total=1406 [2020-10-13 04:19:50,809 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1804 states. [2020-10-13 04:19:51,019 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1804 to 1395. [2020-10-13 04:19:51,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1395 states. [2020-10-13 04:19:51,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 1395 states and 1892 transitions. [2020-10-13 04:19:51,033 INFO L78 Accepts]: Start accepts. Automaton has 1395 states and 1892 transitions. Word has length 229 [2020-10-13 04:19:51,034 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-13 04:19:51,034 INFO L479 AbstractCegarLoop]: Abstraction has 1395 states and 1892 transitions. [2020-10-13 04:19:51,034 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-10-13 04:19:51,034 INFO L276 IsEmpty]: Start isEmpty. Operand 1395 states and 1892 transitions. [2020-10-13 04:19:51,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-10-13 04:19:51,039 INFO L414 BasicCegarLoop]: Found error trace [2020-10-13 04:19:51,040 INFO L422 BasicCegarLoop]: trace histogram [28, 7, 7, 7, 7, 7, 7, 7, 7, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 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] [2020-10-13 04:19:51,040 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-13 04:19:51,040 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-13 04:19:51,040 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-13 04:19:51,040 INFO L82 PathProgramCache]: Analyzing trace with hash -1629039936, now seen corresponding path program 4 times [2020-10-13 04:19:51,041 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-13 04:19:51,041 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1897227183] [2020-10-13 04:19:51,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-13 04:19:51,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:51,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:51,428 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:51,577 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,349 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,350 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 316 [2020-10-13 04:19:56,350 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-13 04:19:56,350 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5150 [2020-10-13 04:19:56,350 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 04:19:56,350 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 182 [2020-10-13 04:19:56,351 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 12 [2020-10-13 04:19:56,351 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:56,807 WARN L193 SmtUtils]: Spent 396.00 ms on a formula simplification that was a NOOP. DAG size: 235 [2020-10-13 04:19:56,808 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-13 04:19:56,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:56,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,849 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,849 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:56,850 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:56,850 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-13 04:19:56,850 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:56,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:56,850 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:56,851 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:56,883 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:56,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:56,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,899 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,899 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:56,899 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:56,899 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:19:56,900 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:56,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:56,900 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:56,901 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:56,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:56,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:56,935 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,938 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,938 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:56,938 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:56,938 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:56,939 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:56,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:56,939 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:56,939 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:56,944 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:56,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:56,947 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:56,949 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:56,949 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:56,949 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:56,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:56,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:56,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:56,954 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 22 [2020-10-13 04:19:56,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:56,958 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,967 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,968 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:56,968 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:56,968 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:19:56,968 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:56,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:56,969 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:56,969 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:56,976 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:56,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:56,979 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:56,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:56,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:56,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:56,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:56,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:56,986 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:56,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:56,989 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:56,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:56,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:56,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:56,992 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:56,992 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:56,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:56,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:56,993 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:56,993 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-13 04:19:56,996 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-13 04:19:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,001 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,009 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:57,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 04:19:57,010 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,015 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,018 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:57,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:57,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,022 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:57,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:57,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 04:19:57,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-13 04:19:57,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,053 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:57,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:57,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,060 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-13 04:19:57,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,063 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,065 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,065 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:57,066 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,066 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:57,066 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,066 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,067 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,067 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,070 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-13 04:19:57,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,083 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,083 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:57,083 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,084 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 04:19:57,084 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,084 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,084 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,090 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,093 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,095 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:57,096 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,096 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:57,096 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,096 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,097 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:57,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,105 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:57,105 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 04:19:57,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,106 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-13 04:19:57,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,123 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,123 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 23 [2020-10-13 04:19:57,123 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:19:57,124 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,124 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,124 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,135 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,135 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:57,135 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,135 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:57,135 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,136 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,136 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,140 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-13 04:19:57,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,145 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,145 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-13 04:19:57,145 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,145 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:57,145 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,146 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,146 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2020-10-13 04:19:57,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,154 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 7 [2020-10-13 04:19:57,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-13 04:19:57,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,175 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2020-10-13 04:19:57,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,181 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,190 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,191 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 04:19:57,191 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,191 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:19:57,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,214 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 04:19:57,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,215 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 04:19:57,215 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,215 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 116 [2020-10-13 04:19:57,225 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,237 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,238 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 04:19:57,238 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,239 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-13 04:19:57,239 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,239 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,259 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 04:19:57,259 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,259 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-13 04:19:57,259 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,260 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-13 04:19:57,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,280 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,365 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 04:19:57,366 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,429 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,497 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,497 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 04:19:57,497 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,497 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 61 [2020-10-13 04:19:57,498 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 04:19:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,498 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 04:19:57,498 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,643 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 146 [2020-10-13 04:19:57,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,660 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,661 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,666 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,669 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,675 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,675 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 04:19:57,675 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,675 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-13 04:19:57,675 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,676 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,676 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 161 [2020-10-13 04:19:57,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,694 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,743 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,743 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 04:19:57,743 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-13 04:19:57,743 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-13 04:19:57,743 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 04:19:57,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-13 04:19:57,744 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 17 [2020-10-13 04:19:57,744 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,835 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,848 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,918 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,919 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 04:19:57,919 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,919 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 76 [2020-10-13 04:19:57,919 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,919 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-13 04:19:57,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,920 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 11 [2020-10-13 04:19:57,920 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,931 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 176 [2020-10-13 04:19:57,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,943 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,955 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,955 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 04:19:57,955 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,955 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-13 04:19:57,956 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 04:19:57,956 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,956 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,963 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:57,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:57,976 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:57,977 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 04:19:57,977 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:57,977 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:19:57,977 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:57,977 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:57,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:57,978 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:57,978 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:57,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 191 [2020-10-13 04:19:57,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:57,999 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:58,012 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:58,013 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-13 04:19:58,013 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:58,013 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-13 04:19:58,013 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:58,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-13 04:19:58,014 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:58,014 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:58,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:58,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:58,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:58,044 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:58,044 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-13 04:19:58,044 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:58,045 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-13 04:19:58,045 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:58,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:58,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:58,045 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:58,046 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:58,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 220 [2020-10-13 04:19:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:58,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:58,115 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:58,115 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-13 04:19:58,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:58,116 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-13 04:19:58,116 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:58,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:58,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 13 [2020-10-13 04:19:58,116 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:58,117 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:58,121 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-13 04:19:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-13 04:19:58,124 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-13 04:19:58,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-13 04:19:58,126 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-13 04:19:58,126 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-13 04:19:58,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-13 04:19:58,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: BIGGEST [2020-10-13 04:19:58,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-13 04:19:58,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-13 04:19:58,127 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-13 04:19:58,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-13 04:19:58,176 INFO L134 CoverageAnalysis]: Checked inductivity of 907 backedges. 158 proven. 196 refuted. 0 times theorem prover too weak. 553 trivial. 0 not checked. [2020-10-13 04:19:58,176 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1897227183] [2020-10-13 04:19:58,176 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-13 04:19:58,177 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-10-13 04:19:58,177 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [426974144] [2020-10-13 04:19:58,177 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-10-13 04:19:58,177 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-13 04:19:58,178 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-10-13 04:19:58,178 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=264, Unknown=0, NotChecked=0, Total=306 [2020-10-13 04:19:58,178 INFO L87 Difference]: Start difference. First operand 1395 states and 1892 transitions. Second operand 18 states. [2020-10-13 04:19:58,538 WARN L193 SmtUtils]: Spent 330.00 ms on a formula simplification that was a NOOP. DAG size: 244 [2020-10-13 04:19:59,592 WARN L193 SmtUtils]: Spent 370.00 ms on a formula simplification that was a NOOP. DAG size: 250 [2020-10-13 04:20:00,489 WARN L193 SmtUtils]: Spent 857.00 ms on a formula simplification. DAG size of input: 267 DAG size of output: 259 [2020-10-13 04:20:00,884 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 248 [2020-10-13 04:20:01,259 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-13 04:20:01,635 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-13 04:20:02,018 WARN L193 SmtUtils]: Spent 337.00 ms on a formula simplification that was a NOOP. DAG size: 239 [2020-10-13 04:20:02,416 WARN L193 SmtUtils]: Spent 344.00 ms on a formula simplification that was a NOOP. DAG size: 240 [2020-10-13 04:20:02,826 WARN L193 SmtUtils]: Spent 349.00 ms on a formula simplification that was a NOOP. DAG size: 241 [2020-10-13 04:20:03,662 WARN L193 SmtUtils]: Spent 759.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 250 [2020-10-13 04:20:04,555 WARN L193 SmtUtils]: Spent 769.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 254 [2020-10-13 04:20:05,405 WARN L193 SmtUtils]: Spent 760.00 ms on a formula simplification. DAG size of input: 253 DAG size of output: 245