/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --rcfgbuilder.size.of.a.code.block SequenceOfStatements --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options produce-proofs=true --traceabstraction.additional.smt.options produce-unsat-cores=true --traceabstraction.additional.smt.options enumeration-timeout=5000 --traceabstraction.additional.smt.options interpolation-heuristic=DEEPEST --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 language data_model -i ../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 04:52:24,930 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 04:52:24,935 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 04:52:24,978 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 04:52:24,979 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 04:52:24,981 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 04:52:24,982 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 04:52:24,985 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 04:52:24,987 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 04:52:24,988 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 04:52:24,989 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 04:52:24,991 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 04:52:24,991 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 04:52:24,993 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 04:52:24,994 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 04:52:24,996 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 04:52:24,997 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 04:52:24,998 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 04:52:25,000 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 04:52:25,002 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 04:52:25,004 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 04:52:25,006 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 04:52:25,007 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 04:52:25,008 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 04:52:25,012 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 04:52:25,032 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 04:52:25,032 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 04:52:25,033 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 04:52:25,034 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 04:52:25,035 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 04:52:25,036 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 04:52:25,037 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 04:52:25,057 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 04:52:25,068 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 04:52:25,070 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 04:52:25,070 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 04:52:25,071 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 04:52:25,071 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 04:52:25,071 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 04:52:25,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 04:52:25,079 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 04:52:25,081 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 [2020-10-28 04:52:25,143 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 04:52:25,144 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 04:52:25,149 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 04:52:25,149 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 04:52:25,149 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 04:52:25,149 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 04:52:25,150 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 04:52:25,150 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 04:52:25,151 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 04:52:25,151 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 04:52:25,152 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 04:52:25,152 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 04:52:25,152 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 04:52:25,152 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 04:52:25,153 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 04:52:25,153 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 04:52:25,153 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 04:52:25,153 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 04:52:25,154 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:52:25,154 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 04:52:25,154 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 04:52:25,154 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 04:52:25,154 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 04:52:25,155 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 04:52:25,155 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 04:52:25,155 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 04:52:25,155 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 04:52:25,155 INFO L138 SettingsManager]: * To the following directory=dump/ WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 04:52:25,554 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 04:52:25,580 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 04:52:25,583 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 04:52:25,585 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 04:52:25,585 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 04:52:25,587 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-28 04:52:25,661 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bc7c8d7c7/6de075cc4f704cf0b58b8a98c722435c/FLAGd8db1cf23 [2020-10-28 04:52:26,530 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 04:52:26,531 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-28 04:52:26,597 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bc7c8d7c7/6de075cc4f704cf0b58b8a98c722435c/FLAGd8db1cf23 [2020-10-28 04:52:27,063 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/bc7c8d7c7/6de075cc4f704cf0b58b8a98c722435c [2020-10-28 04:52:27,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 04:52:27,085 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 04:52:27,089 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 04:52:27,089 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 04:52:27,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 04:52:27,094 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:52:27" (1/1) ... [2020-10-28 04:52:27,101 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@185d6133 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:27, skipping insertion in model container [2020-10-28 04:52:27,101 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:52:27" (1/1) ... [2020-10-28 04:52:27,111 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 04:52:27,281 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 04:52:28,720 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:52:28,746 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 04:52:29,019 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:52:29,212 INFO L208 MainTranslator]: Completed translation [2020-10-28 04:52:29,213 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29 WrapperNode [2020-10-28 04:52:29,213 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 04:52:29,216 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 04:52:29,216 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 04:52:29,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 04:52:29,233 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 04:52:29,233 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 04:52:29,315 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 04:52:29,316 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 04:52:29,415 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 04:52:29,432 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 04:52:29,446 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... [2020-10-28 04:52:29,471 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 04:52:29,472 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 04:52:29,472 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 04:52:29,473 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 04:52:29,473 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:52:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 04:52:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 04:52:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 04:52:29,558 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~TO~VOID [2020-10-28 04:52:29,559 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 04:52:29,559 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2020-10-28 04:52:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_clear_bit [2020-10-28 04:52:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2020-10-28 04:52:29,560 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 04:52:29,561 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 04:52:29,561 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 04:52:29,561 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 04:52:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-28 04:52:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-28 04:52:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reserve [2020-10-28 04:52:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_reset_network_header [2020-10-28 04:52:29,562 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 04:52:29,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 04:52:29,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 04:52:29,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 04:52:29,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 04:52:29,565 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 04:52:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 04:52:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 04:52:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 04:52:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_priv [2020-10-28 04:52:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_kfree_skb_any [2020-10-28 04:52:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_on [2020-10-28 04:52:29,566 INFO L138 BoogieDeclarations]: Found implementation of procedure netif_dormant_off [2020-10-28 04:52:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_hdlc [2020-10-28 04:52:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure get_ppp [2020-10-28 04:52:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure get_proto [2020-10-28 04:52:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure proto_name [2020-10-28 04:52:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_type_trans [2020-10-28 04:52:29,567 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_hard_header [2020-10-28 04:52:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_flush [2020-10-28 04:52:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_tx_cp [2020-10-28 04:52:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_event [2020-10-28 04:52:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_cp_parse_cr [2020-10-28 04:52:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_rx [2020-10-28 04:52:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_timer [2020-10-28 04:52:29,568 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_start [2020-10-28 04:52:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_stop [2020-10-28 04:52:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_close [2020-10-28 04:52:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure ppp_ioctl [2020-10-28 04:52:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_init [2020-10-28 04:52:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_exit [2020-10-28 04:52:29,569 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_pending_timer_1 [2020-10-28 04:52:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_hdlc_proto_3 [2020-10-28 04:52:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure choose_timer_1 [2020-10-28 04:52:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_1 [2020-10-28 04:52:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_1 [2020-10-28 04:52:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 04:52:29,570 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-28 04:52:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-28 04:52:29,571 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-28 04:52:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-28 04:52:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-28 04:52:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_12 [2020-10-28 04:52:29,572 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_13 [2020-10-28 04:52:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_14 [2020-10-28 04:52:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_mod_timer_15 [2020-10-28 04:52:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_del_timer_16 [2020-10-28 04:52:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-28 04:52:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-28 04:52:29,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-28 04:52:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-28 04:52:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-28 04:52:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 04:52:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 04:52:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 04:52:29,574 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 04:52:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-28 04:52:29,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 04:52:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-28 04:52:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-28 04:52:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-28 04:52:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-28 04:52:29,577 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-28 04:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 04:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __dev_kfree_skb_any [2020-10-28 04:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 04:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 04:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:52:29,578 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2020-10-28 04:52:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure attach_hdlc_protocol [2020-10-28 04:52:29,579 INFO L138 BoogieDeclarations]: Found implementation of procedure capable [2020-10-28 04:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer [2020-10-28 04:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_queue_xmit [2020-10-28 04:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_disconnect_3 [2020-10-28 04:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_open_3 [2020-10-28 04:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_release_3 [2020-10-28 04:52:29,580 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_setup_3 [2020-10-28 04:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure linkwatch_fire_event [2020-10-28 04:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure mod_timer [2020-10-28 04:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_info [2020-10-28 04:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure netdev_warn [2020-10-28 04:52:29,581 INFO L138 BoogieDeclarations]: Found implementation of procedure register_hdlc_protocol [2020-10-28 04:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_pull [2020-10-28 04:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_push [2020-10-28 04:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 04:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-28 04:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_hdlc_protocol [2020-10-28 04:52:29,582 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 04:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 04:52:29,583 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 04:52:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 04:52:29,583 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 04:52:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 04:52:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 04:52:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 04:52:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 04:52:29,584 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 04:52:29,585 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2020-10-28 04:52:29,585 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_clear_bit [2020-10-28 04:52:29,585 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2020-10-28 04:52:29,586 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 04:52:29,586 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2020-10-28 04:52:29,586 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 04:52:29,586 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 04:52:29,586 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:52:29,586 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 04:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 04:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer [2020-10-28 04:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_del_timer_16 [2020-10-28 04:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure mod_timer [2020-10-28 04:52:29,587 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_14 [2020-10-28 04:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_mod_timer_15 [2020-10-28 04:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2020-10-28 04:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 04:52:29,588 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 04:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 04:52:29,589 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 04:52:29,590 INFO L130 BoogieDeclarations]: Found specification of procedure capable [2020-10-28 04:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-28 04:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-28 04:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-28 04:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-28 04:52:29,595 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-28 04:52:29,596 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-28 04:52:29,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 04:52:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 04:52:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-28 04:52:29,598 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 04:52:29,599 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-28 04:52:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_12 [2020-10-28 04:52:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 04:52:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_push [2020-10-28 04:52:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_pull [2020-10-28 04:52:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reserve [2020-10-28 04:52:29,600 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 04:52:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 04:52:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure skb_reset_network_header [2020-10-28 04:52:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_13 [2020-10-28 04:52:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-28 04:52:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-28 04:52:29,601 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 04:52:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 04:52:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 04:52:29,602 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_uint [2020-10-28 04:52:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ushort [2020-10-28 04:52:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 04:52:29,606 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 04:52:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 04:52:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 04:52:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 04:52:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 04:52:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 04:52:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 04:52:29,607 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure activate_pending_timer_1 [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_hdlc_proto_3 [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure choose_timer_1 [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_1 [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_1 [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_priv [2020-10-28 04:52:29,608 INFO L130 BoogieDeclarations]: Found specification of procedure dev_queue_xmit [2020-10-28 04:52:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure __dev_kfree_skb_any [2020-10-28 04:52:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure dev_kfree_skb_any [2020-10-28 04:52:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure linkwatch_fire_event [2020-10-28 04:52:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_on [2020-10-28 04:52:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure netif_dormant_off [2020-10-28 04:52:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_warn [2020-10-28 04:52:29,609 INFO L130 BoogieDeclarations]: Found specification of procedure netdev_info [2020-10-28 04:52:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure register_hdlc_protocol [2020-10-28 04:52:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_hdlc_protocol [2020-10-28 04:52:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_hdlc [2020-10-28 04:52:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure attach_hdlc_protocol [2020-10-28 04:52:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_ioctl [2020-10-28 04:52:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure get_ppp [2020-10-28 04:52:29,610 INFO L130 BoogieDeclarations]: Found specification of procedure get_proto [2020-10-28 04:52:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure proto_name [2020-10-28 04:52:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_type_trans [2020-10-28 04:52:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_hard_header [2020-10-28 04:52:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_flush [2020-10-28 04:52:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_tx_cp [2020-10-28 04:52:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 04:52:29,611 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_event [2020-10-28 04:52:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_cp_parse_cr [2020-10-28 04:52:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_rx [2020-10-28 04:52:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_timer [2020-10-28 04:52:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_start [2020-10-28 04:52:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_stop [2020-10-28 04:52:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ppp_close [2020-10-28 04:52:29,612 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~int~TO~int [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure mod_init [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure mod_exit [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_setup_3 [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_release_3 [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_open_3 [2020-10-28 04:52:29,613 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_disconnect_3 [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~TO~VOID [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-28 04:52:29,614 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 04:52:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 04:52:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 04:52:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 04:52:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-28 04:52:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-28 04:52:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-28 04:52:29,615 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-28 04:52:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 04:52:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 04:52:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 04:52:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 04:52:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 04:52:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 04:52:29,616 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 04:52:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 04:52:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 04:52:29,617 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 04:52:30,593 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 04:52:31,915 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 04:52:31,915 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 04:52:31,923 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:52:31 BoogieIcfgContainer [2020-10-28 04:52:31,924 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 04:52:31,927 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 04:52:31,928 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 04:52:31,933 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 04:52:31,933 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:52:27" (1/3) ... [2020-10-28 04:52:31,936 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd61568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:52:31, skipping insertion in model container [2020-10-28 04:52:31,937 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:52:29" (2/3) ... [2020-10-28 04:52:31,938 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@dd61568 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:52:31, skipping insertion in model container [2020-10-28 04:52:31,938 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:52:31" (3/3) ... [2020-10-28 04:52:31,940 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wan--hdlc_ppp.ko-entry_point.cil.out.i [2020-10-28 04:52:31,960 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 04:52:31,967 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 04:52:31,982 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 04:52:32,033 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 04:52:32,033 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 04:52:32,034 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 04:52:32,034 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 04:52:32,034 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 04:52:32,035 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 04:52:32,036 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 04:52:32,036 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 04:52:32,084 INFO L276 IsEmpty]: Start isEmpty. Operand 780 states. [2020-10-28 04:52:32,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2020-10-28 04:52:32,116 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:52:32,117 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:52:32,118 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:52:32,127 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:52:32,127 INFO L82 PathProgramCache]: Analyzing trace with hash -1700653052, now seen corresponding path program 1 times [2020-10-28 04:52:32,137 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:52:32,138 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1547070831] [2020-10-28 04:52:32,144 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:52:32,573 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:32,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:33,075 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,226 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 102 [2020-10-28 04:52:34,226 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:52:34,226 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 1647 [2020-10-28 04:52:34,228 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:52:34,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 63 [2020-10-28 04:52:34,229 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:52:34,229 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 04:52:34,538 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 04:52:34,539 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:34,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,557 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,642 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,643 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:34,643 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,643 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 92 [2020-10-28 04:52:34,643 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,643 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,644 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,644 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,690 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:52:34,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,700 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,704 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,704 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:34,704 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,704 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:52:34,704 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,705 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,705 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:52:34,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,723 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,727 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,727 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:34,727 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,727 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:34,727 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,728 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,728 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:52:34,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,742 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,746 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:34,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,747 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:34,747 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,747 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:52:34,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,771 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,777 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,777 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:34,777 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,777 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:34,777 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,778 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,778 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:52:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,794 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:34,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:52:34,801 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,801 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,818 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:52:34,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,825 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,831 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,831 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:52:34,831 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,832 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:34,832 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,832 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,832 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,838 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:34,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,844 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,847 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,847 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:34,847 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,847 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:34,847 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,847 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,848 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,848 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,858 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2020-10-28 04:52:34,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,868 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:52:34,869 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,869 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:34,869 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,869 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 04:52:34,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,870 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,874 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:34,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,880 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,882 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:34,883 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,883 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:34,884 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:34,884 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,884 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,896 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:52:34,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:34,902 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:34,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:34,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:34,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:34,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:34,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:52:34,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:34,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:34,930 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-28 04:52:34,931 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1547070831] [2020-10-28 04:52:34,934 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:52:34,934 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-10-28 04:52:34,935 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448562726] [2020-10-28 04:52:34,940 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-10-28 04:52:34,941 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:52:34,955 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-10-28 04:52:34,957 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2020-10-28 04:52:34,959 INFO L87 Difference]: Start difference. First operand 780 states. Second operand 6 states. [2020-10-28 04:52:35,258 WARN L193 SmtUtils]: Spent 259.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:52:35,604 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 04:52:35,933 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 04:52:53,385 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:52:53,386 INFO L93 Difference]: Finished difference Result 2832 states and 4361 transitions. [2020-10-28 04:52:53,387 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-10-28 04:52:53,389 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2020-10-28 04:52:53,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:52:53,456 INFO L225 Difference]: With dead ends: 2832 [2020-10-28 04:52:53,456 INFO L226 Difference]: Without dead ends: 2042 [2020-10-28 04:52:53,480 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 25 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=54, Invalid=102, Unknown=0, NotChecked=0, Total=156 [2020-10-28 04:52:53,506 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2042 states. [2020-10-28 04:52:53,819 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2042 to 1433. [2020-10-28 04:52:53,820 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1433 states. [2020-10-28 04:52:53,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1433 states to 1433 states and 1937 transitions. [2020-10-28 04:52:53,841 INFO L78 Accepts]: Start accepts. Automaton has 1433 states and 1937 transitions. Word has length 70 [2020-10-28 04:52:53,843 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:52:53,844 INFO L481 AbstractCegarLoop]: Abstraction has 1433 states and 1937 transitions. [2020-10-28 04:52:53,844 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-10-28 04:52:53,844 INFO L276 IsEmpty]: Start isEmpty. Operand 1433 states and 1937 transitions. [2020-10-28 04:52:53,855 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2020-10-28 04:52:53,855 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:52:53,855 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:52:53,856 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 04:52:53,856 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:52:53,857 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:52:53,857 INFO L82 PathProgramCache]: Analyzing trace with hash -1565595738, now seen corresponding path program 1 times [2020-10-28 04:52:53,857 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:52:53,857 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1065505680] [2020-10-28 04:52:53,857 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:52:53,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:54,007 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:54,336 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:55,031 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,259 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,260 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 132 [2020-10-28 04:52:57,260 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 04:52:57,260 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3322 [2020-10-28 04:52:57,260 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,260 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:52:57,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 04:52:57,261 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:52:57,261 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,621 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 04:52:57,622 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:57,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,650 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,705 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,705 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:57,705 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,705 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 68 [2020-10-28 04:52:57,705 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,706 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,706 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:52:57,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,756 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:57,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:57,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,767 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:52:57,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,772 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,779 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,779 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:57,779 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,779 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:52:57,780 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,780 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,780 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,786 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:52:57,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,794 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,794 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:57,794 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,794 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:57,795 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,795 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,795 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:52:57,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,807 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,810 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,811 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:57,811 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,811 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:52:57,811 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,811 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,812 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,812 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:52:57,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,824 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,828 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,828 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:52:57,828 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,828 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:57,828 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,828 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,829 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,829 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:52:57,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,851 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,857 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:52:57,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:52:57,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:57,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,868 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,870 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:57,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:57,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:57,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:57,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:52:57,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:57,919 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:57,964 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:57,965 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 04:52:57,965 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:57,965 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 54 [2020-10-28 04:52:57,965 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:57,965 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 04:52:57,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:57,966 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 04:52:57,966 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:57,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:52:57,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:58,002 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:58,014 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:58,014 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:52:58,015 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:58,015 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:52:58,015 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:58,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:58,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:58,015 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:58,016 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:58,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:52:58,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:58,034 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:58,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:58,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:58,037 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:58,037 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:52:58,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:58,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:58,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:58,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:58,044 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:52:58,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:58,049 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:58,057 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:58,057 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:58,057 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:58,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:52:58,058 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:58,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:58,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:58,058 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:58,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:58,083 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:52:58,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:58,091 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:58,095 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:58,097 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:58,097 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:58,097 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:52:58,097 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:58,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:58,097 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:58,098 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:58,098 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:58,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:52:58,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:58,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:58,112 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:58,113 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:58,113 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:58,113 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:52:58,113 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:58,113 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:58,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:52:58,114 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:58,114 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:58,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2020-10-28 04:52:58,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:52:58,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:52:58,130 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:52:58,130 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:52:58,130 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:52:58,131 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:52:58,131 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:52:58,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:52:58,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:52:58,131 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:52:58,131 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:52:58,158 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2020-10-28 04:52:58,158 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1065505680] [2020-10-28 04:52:58,158 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:52:58,159 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 04:52:58,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390212219] [2020-10-28 04:52:58,161 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 04:52:58,161 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:52:58,161 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 04:52:58,162 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2020-10-28 04:52:58,162 INFO L87 Difference]: Start difference. First operand 1433 states and 1937 transitions. Second operand 10 states. [2020-10-28 04:52:58,405 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:52:58,821 WARN L193 SmtUtils]: Spent 296.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-28 04:52:59,189 WARN L193 SmtUtils]: Spent 250.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:53:11,605 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:53:11,605 INFO L93 Difference]: Finished difference Result 3586 states and 5268 transitions. [2020-10-28 04:53:11,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 04:53:11,612 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 92 [2020-10-28 04:53:11,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:53:11,638 INFO L225 Difference]: With dead ends: 3586 [2020-10-28 04:53:11,638 INFO L226 Difference]: Without dead ends: 2177 [2020-10-28 04:53:11,651 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 32 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=91, Invalid=289, Unknown=0, NotChecked=0, Total=380 [2020-10-28 04:53:11,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2177 states. [2020-10-28 04:53:11,868 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2177 to 1432. [2020-10-28 04:53:11,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1432 states. [2020-10-28 04:53:11,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1432 states to 1432 states and 1933 transitions. [2020-10-28 04:53:11,880 INFO L78 Accepts]: Start accepts. Automaton has 1432 states and 1933 transitions. Word has length 92 [2020-10-28 04:53:11,881 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:53:11,881 INFO L481 AbstractCegarLoop]: Abstraction has 1432 states and 1933 transitions. [2020-10-28 04:53:11,881 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 04:53:11,881 INFO L276 IsEmpty]: Start isEmpty. Operand 1432 states and 1933 transitions. [2020-10-28 04:53:11,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-28 04:53:11,889 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:53:11,893 INFO L422 BasicCegarLoop]: trace histogram [7, 7, 7, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:53:11,893 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 04:53:11,894 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:53:11,894 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:53:11,894 INFO L82 PathProgramCache]: Analyzing trace with hash -2036589427, now seen corresponding path program 1 times [2020-10-28 04:53:11,894 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:53:11,895 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1187645972] [2020-10-28 04:53:11,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:53:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:11,991 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:12,843 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:12,844 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-28 04:53:12,844 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:12,844 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 890 [2020-10-28 04:53:12,844 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:12,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:53:12,844 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 58 [2020-10-28 04:53:12,845 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 106 [2020-10-28 04:53:12,845 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,191 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 04:53:13,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:13,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,210 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,242 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,242 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,242 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,242 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 37 [2020-10-28 04:53:13,242 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,243 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,243 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:53:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,290 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,290 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:13,290 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,290 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:13,291 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,291 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,291 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,296 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:53:13,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,301 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,304 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,305 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:13,305 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,305 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:13,305 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,305 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,306 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,310 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:53:13,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,315 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,317 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,318 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:13,318 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,318 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:13,318 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,318 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,319 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,319 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:53:13,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,328 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,330 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,333 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:13,333 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:13,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,334 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,334 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,339 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:53:13,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,343 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,346 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,346 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:13,347 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,347 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:13,347 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,347 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,348 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,348 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,366 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:53:13,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,378 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,379 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:53:13,379 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,379 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:53:13,379 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,379 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:13,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,380 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:13,380 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,385 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:13,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,391 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,395 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:53:13,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:13,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 04:53:13,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:53:13,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:53:13,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,442 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,481 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,481 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 04:53:13,481 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,481 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 47 [2020-10-28 04:53:13,482 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:13,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,482 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 37 [2020-10-28 04:53:13,482 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,492 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:13,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,501 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,515 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,515 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:53:13,515 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,516 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 04:53:13,516 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,516 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,516 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,525 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:13,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,532 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,532 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,532 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,532 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:13,532 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,533 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,533 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,537 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:53:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,542 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,545 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,546 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,546 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,546 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:13,546 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,546 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,547 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,547 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:53:13,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,579 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,582 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,583 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,583 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,583 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:13,583 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,583 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,584 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,584 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,590 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:53:13,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,594 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,595 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,596 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,596 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,596 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:13,596 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,596 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,597 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,597 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,638 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:53:13,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,653 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,671 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:53:13,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,672 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 04:53:13,672 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:13,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 04:53:13,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,681 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:13,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,690 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,691 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:13,691 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,691 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:53:13,691 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,691 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,692 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,692 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,697 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:53:13,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,704 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,708 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:13,708 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,708 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:53:13,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,709 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,709 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 04:53:13,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,725 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,726 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:53:13,726 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,726 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:53:13,726 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,726 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,727 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 04:53:13,727 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,731 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:13,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,735 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,737 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,738 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,738 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,738 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:13,738 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:13,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,739 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:13,739 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 04:53:13,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:13,750 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:13,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:13,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:13,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:13,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:53:13,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:13,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:53:13,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:13,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:13,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:13,855 INFO L134 CoverageAnalysis]: Checked inductivity of 89 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 89 trivial. 0 not checked. [2020-10-28 04:53:13,856 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1187645972] [2020-10-28 04:53:13,857 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:53:13,857 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 04:53:13,857 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1832192007] [2020-10-28 04:53:13,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 04:53:13,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:53:13,860 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 04:53:13,861 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=107, Unknown=0, NotChecked=0, Total=132 [2020-10-28 04:53:13,862 INFO L87 Difference]: Start difference. First operand 1432 states and 1933 transitions. Second operand 12 states. [2020-10-28 04:53:14,123 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:53:14,523 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 04:53:14,890 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 04:53:22,458 WARN L193 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 179 DAG size of output: 174 [2020-10-28 04:53:22,767 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-28 04:53:23,072 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-28 04:53:25,110 WARN L193 SmtUtils]: Spent 280.00 ms on a formula simplification that was a NOOP. DAG size: 179 [2020-10-28 04:53:41,218 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:53:41,218 INFO L93 Difference]: Finished difference Result 5277 states and 7927 transitions. [2020-10-28 04:53:41,219 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 04:53:41,219 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 122 [2020-10-28 04:53:41,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:53:41,258 INFO L225 Difference]: With dead ends: 5277 [2020-10-28 04:53:41,258 INFO L226 Difference]: Without dead ends: 3853 [2020-10-28 04:53:41,274 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 102 ImplicationChecksByTransitivity, 2.8s TimeCoverageRelationStatistics Valid=190, Invalid=460, Unknown=0, NotChecked=0, Total=650 [2020-10-28 04:53:41,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3853 states. [2020-10-28 04:53:41,739 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3853 to 3057. [2020-10-28 04:53:41,739 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3057 states. [2020-10-28 04:53:41,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3057 states to 3057 states and 4348 transitions. [2020-10-28 04:53:41,764 INFO L78 Accepts]: Start accepts. Automaton has 3057 states and 4348 transitions. Word has length 122 [2020-10-28 04:53:41,765 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:53:41,765 INFO L481 AbstractCegarLoop]: Abstraction has 3057 states and 4348 transitions. [2020-10-28 04:53:41,765 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 04:53:41,765 INFO L276 IsEmpty]: Start isEmpty. Operand 3057 states and 4348 transitions. [2020-10-28 04:53:41,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2020-10-28 04:53:41,794 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:53:41,795 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:53:41,795 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 04:53:41,795 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:53:41,796 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:53:41,796 INFO L82 PathProgramCache]: Analyzing trace with hash 1419414019, now seen corresponding path program 1 times [2020-10-28 04:53:41,796 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:53:41,798 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1517505460] [2020-10-28 04:53:41,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:53:41,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:41,924 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:42,035 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:44,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:44,676 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 231 [2020-10-28 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2806 [2020-10-28 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 166 [2020-10-28 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:44,677 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:44,984 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 04:53:44,985 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:44,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:44,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 04:53:45,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,064 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:53:45,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,070 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,075 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,075 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,075 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,076 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:53:45,076 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,076 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,077 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,082 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:53:45,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,087 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,091 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,092 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,092 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,092 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:53:45,092 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,092 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,093 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:53:45,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,102 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,104 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,104 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,104 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,104 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:45,105 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,105 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,105 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:53:45,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:45,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,128 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:53:45,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,136 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,136 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,136 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:45,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,137 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:53:45,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,162 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:53:45,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:53:45,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,168 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:45,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,172 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,175 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,175 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,175 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,176 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:45,176 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,176 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,177 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:53:45,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,206 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,225 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,225 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 04:53:45,225 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,225 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 04:53:45,226 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,226 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,226 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:45,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,241 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,252 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,252 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:53:45,252 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,252 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:53:45,252 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,253 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,253 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:45,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,266 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,268 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,268 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,268 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,269 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:45,269 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,269 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,269 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:53:45,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,278 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,280 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,280 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,281 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,281 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:53:45,281 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,281 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,281 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,303 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:53:45,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,310 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,315 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,315 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,315 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,316 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:53:45,316 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,316 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,316 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:53:45,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,329 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,331 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,331 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,331 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,331 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:45,332 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,332 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,332 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:53:45,429 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,432 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,439 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:53:45,440 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,440 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:53:45,440 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,441 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,447 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:45,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,452 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,455 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,455 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,455 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,455 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:45,456 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,456 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,456 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,461 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:53:45,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,467 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,469 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:45,470 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,470 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,470 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 04:53:45,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,521 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,589 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,589 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 48 [2020-10-28 04:53:45,589 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,589 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 74 [2020-10-28 04:53:45,590 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:53:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 19 [2020-10-28 04:53:45,590 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:45,590 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,599 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:45,606 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,676 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,677 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 04:53:45,677 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,677 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 69 [2020-10-28 04:53:45,677 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:53:45,677 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 15 [2020-10-28 04:53:45,678 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:45,678 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:45,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,744 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,744 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 34 [2020-10-28 04:53:45,745 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,745 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-28 04:53:45,745 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:53:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 11 [2020-10-28 04:53:45,745 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:45,746 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,754 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:45,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,765 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,799 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 27 [2020-10-28 04:53:45,799 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,799 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 04:53:45,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:53:45,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 7 [2020-10-28 04:53:45,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:45,800 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,843 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:45,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,858 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,858 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:45,858 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,858 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:53:45,858 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 04:53:45,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,859 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:53:45,859 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 8 [2020-10-28 04:53:45,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,917 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 04:53:45,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,924 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:53:45,924 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 8 [2020-10-28 04:53:45,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,936 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 149 [2020-10-28 04:53:45,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,941 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,945 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:53:45,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:45,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 04:53:45,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,949 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:45,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,954 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,956 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,956 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,956 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,956 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:53:45,957 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:45,957 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,957 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:45,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 159 [2020-10-28 04:53:45,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:45,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:45,970 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:45,970 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:45,971 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:45,971 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:53:45,971 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:53:45,971 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:45,972 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:46,031 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2020-10-28 04:53:46,031 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1517505460] [2020-10-28 04:53:46,031 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:53:46,031 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2020-10-28 04:53:46,032 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [545443159] [2020-10-28 04:53:46,032 INFO L461 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-10-28 04:53:46,033 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:53:46,033 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-10-28 04:53:46,033 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=34, Invalid=122, Unknown=0, NotChecked=0, Total=156 [2020-10-28 04:53:46,034 INFO L87 Difference]: Start difference. First operand 3057 states and 4348 transitions. Second operand 13 states. [2020-10-28 04:53:46,286 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:53:46,706 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-28 04:53:51,467 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-28 04:53:51,750 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 174 [2020-10-28 04:54:03,462 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:54:03,462 INFO L93 Difference]: Finished difference Result 6886 states and 10751 transitions. [2020-10-28 04:54:03,463 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 04:54:03,463 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 169 [2020-10-28 04:54:03,464 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:54:03,502 INFO L225 Difference]: With dead ends: 6886 [2020-10-28 04:54:03,503 INFO L226 Difference]: Without dead ends: 3853 [2020-10-28 04:54:03,550 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53 ImplicationChecksByTransitivity, 1.6s TimeCoverageRelationStatistics Valid=109, Invalid=271, Unknown=0, NotChecked=0, Total=380 [2020-10-28 04:54:03,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3853 states. [2020-10-28 04:54:04,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3853 to 3073. [2020-10-28 04:54:04,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3073 states. [2020-10-28 04:54:04,075 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3073 states to 3073 states and 4373 transitions. [2020-10-28 04:54:04,077 INFO L78 Accepts]: Start accepts. Automaton has 3073 states and 4373 transitions. Word has length 169 [2020-10-28 04:54:04,077 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:54:04,077 INFO L481 AbstractCegarLoop]: Abstraction has 3073 states and 4373 transitions. [2020-10-28 04:54:04,078 INFO L482 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-10-28 04:54:04,078 INFO L276 IsEmpty]: Start isEmpty. Operand 3073 states and 4373 transitions. [2020-10-28 04:54:04,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2020-10-28 04:54:04,101 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:54:04,101 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:54:04,102 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 04:54:04,102 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:54:04,102 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:54:04,102 INFO L82 PathProgramCache]: Analyzing trace with hash 205529482, now seen corresponding path program 1 times [2020-10-28 04:54:04,103 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:54:04,103 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [184455591] [2020-10-28 04:54:04,103 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:54:04,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:04,216 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:04,420 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,296 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,296 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 246 [2020-10-28 04:54:09,296 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:54:09,296 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5131 [2020-10-28 04:54:09,297 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 04:54:09,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 175 [2020-10-28 04:54:09,297 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 04:54:09,297 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,705 WARN L193 SmtUtils]: Spent 264.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 04:54:09,706 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:09,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,759 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,760 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:09,760 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,760 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 44 [2020-10-28 04:54:09,760 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,761 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,800 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:09,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,805 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,808 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,809 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:09,809 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,809 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:09,809 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,810 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,810 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,816 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:54:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,821 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,824 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,824 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:09,824 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,825 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:09,825 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,825 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,825 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,830 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:54:09,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,835 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,838 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:09,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,839 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:09,839 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,845 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:54:09,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,850 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:09,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:09,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,860 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:54:09,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,865 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,869 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:09,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:09,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,870 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,885 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:54:09,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,893 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,893 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:54:09,893 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,894 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:09,894 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,894 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,894 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,899 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:09,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,903 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,906 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:09,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:09,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,930 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:54:09,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,938 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,950 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,950 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 04:54:09,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,951 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:54:09,951 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,951 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,951 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,961 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:09,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,980 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:54:09,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,981 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:54:09,981 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,981 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:09,990 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:09,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:09,995 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:09,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:09,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:09,997 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:09,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:09,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:09,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:09,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:09,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:09,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:10,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,008 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:10,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:10,011 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:10,011 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:10,011 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:10,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:10,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:10,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:10,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:10,012 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,034 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:54:10,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,041 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:10,045 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:10,045 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:10,045 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:10,046 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:10,046 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:10,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:10,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:10,046 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:10,047 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,053 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:54:10,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:10,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:10,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:10,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:10,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:10,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:10,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:10,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,099 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:54:10,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,106 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:10,116 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:10,116 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:54:10,116 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:10,117 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:54:10,117 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:10,117 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:10,118 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,127 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:10,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,133 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:10,136 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:10,137 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:10,137 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:10,137 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:10,137 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:10,137 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:10,138 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:10,138 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:54:10,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,150 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:10,153 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:10,154 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:10,154 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:10,154 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:10,154 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:10,155 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:10,155 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,189 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 04:54:10,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:10,629 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:10,630 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 63 [2020-10-28 04:54:10,630 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:10,630 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 420 [2020-10-28 04:54:10,630 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:10,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 04:54:10,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 28 [2020-10-28 04:54:10,630 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 04:54:10,631 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:10,650 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:10,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:10,687 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:11,051 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:11,052 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 57 [2020-10-28 04:54:11,052 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:11,052 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 381 [2020-10-28 04:54:11,052 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:11,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 04:54:11,052 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 24 [2020-10-28 04:54:11,053 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 04:54:11,053 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:11,130 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:11,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:11,165 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:11,438 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:11,439 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-28 04:54:11,439 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:11,439 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 288 [2020-10-28 04:54:11,439 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:11,439 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 04:54:11,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:11,440 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 04:54:11,440 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:11,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:11,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:11,568 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:11,784 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:11,785 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 04:54:11,785 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:11,785 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 227 [2020-10-28 04:54:11,785 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:11,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 04:54:11,785 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:11,786 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 04:54:11,786 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:11,905 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:11,926 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:12,020 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:12,021 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:54:12,021 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:12,021 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-28 04:54:12,021 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 04:54:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:12,021 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 04:54:12,022 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:12,149 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 04:54:12,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:12,154 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:12,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:12,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:12,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:12,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:12,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:12,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:12,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:12,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:12,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:54:12,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:12,170 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:12,179 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:12,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:12,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:12,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:54:12,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:54:12,180 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:12,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:54:12,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:12,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 04:54:12,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:12,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:12,320 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:12,320 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 04:54:12,320 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:12,320 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 04:54:12,321 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:12,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:54:12,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:12,321 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 04:54:12,321 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:12,343 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 160 [2020-10-28 04:54:12,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:12,348 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:12,351 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:12,351 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:54:12,351 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:12,351 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:12,351 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:12,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:12,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 04:54:12,352 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:12,352 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:12,356 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:12,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:12,360 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:12,362 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:12,362 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:12,362 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:12,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:54:12,363 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:12,363 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:12,363 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:12,368 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 170 [2020-10-28 04:54:12,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:12,372 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:12,375 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:12,375 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:12,375 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:12,375 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:12,375 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:12,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:12,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:54:12,376 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:12,376 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:12,445 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 101 trivial. 0 not checked. [2020-10-28 04:54:12,446 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [184455591] [2020-10-28 04:54:12,446 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:54:12,446 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2020-10-28 04:54:12,446 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [504513163] [2020-10-28 04:54:12,447 INFO L461 AbstractCegarLoop]: Interpolant automaton has 22 states [2020-10-28 04:54:12,447 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:54:12,447 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2020-10-28 04:54:12,448 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=58, Invalid=404, Unknown=0, NotChecked=0, Total=462 [2020-10-28 04:54:12,448 INFO L87 Difference]: Start difference. First operand 3073 states and 4373 transitions. Second operand 22 states. [2020-10-28 04:54:12,789 WARN L193 SmtUtils]: Spent 313.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:54:13,565 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 172 [2020-10-28 04:54:13,881 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 175 [2020-10-28 04:54:21,078 WARN L193 SmtUtils]: Spent 284.00 ms on a formula simplification that was a NOOP. DAG size: 178 [2020-10-28 04:54:38,085 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:54:38,085 INFO L93 Difference]: Finished difference Result 6920 states and 10731 transitions. [2020-10-28 04:54:38,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2020-10-28 04:54:38,086 INFO L78 Accepts]: Start accepts. Automaton has 22 states. Word has length 180 [2020-10-28 04:54:38,086 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:54:38,125 INFO L225 Difference]: With dead ends: 6920 [2020-10-28 04:54:38,125 INFO L226 Difference]: Without dead ends: 3871 [2020-10-28 04:54:38,154 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 53 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 277 ImplicationChecksByTransitivity, 2.5s TimeCoverageRelationStatistics Valid=194, Invalid=1366, Unknown=0, NotChecked=0, Total=1560 [2020-10-28 04:54:38,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3871 states. [2020-10-28 04:54:38,590 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3871 to 3105. [2020-10-28 04:54:38,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3105 states. [2020-10-28 04:54:38,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3105 states to 3105 states and 4407 transitions. [2020-10-28 04:54:38,614 INFO L78 Accepts]: Start accepts. Automaton has 3105 states and 4407 transitions. Word has length 180 [2020-10-28 04:54:38,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:54:38,615 INFO L481 AbstractCegarLoop]: Abstraction has 3105 states and 4407 transitions. [2020-10-28 04:54:38,615 INFO L482 AbstractCegarLoop]: Interpolant automaton has 22 states. [2020-10-28 04:54:38,615 INFO L276 IsEmpty]: Start isEmpty. Operand 3105 states and 4407 transitions. [2020-10-28 04:54:38,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2020-10-28 04:54:38,645 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:54:38,646 INFO L422 BasicCegarLoop]: trace histogram [9, 9, 8, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:54:38,646 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-10-28 04:54:38,646 INFO L429 AbstractCegarLoop]: === Iteration 6 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:54:38,647 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:54:38,647 INFO L82 PathProgramCache]: Analyzing trace with hash -591531341, now seen corresponding path program 1 times [2020-10-28 04:54:38,647 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:54:38,647 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1253693252] [2020-10-28 04:54:38,647 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:54:38,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:38,779 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,408 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,408 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 277 [2020-10-28 04:54:39,409 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,409 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 682 [2020-10-28 04:54:39,409 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:54:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 110 [2020-10-28 04:54:39,409 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 36 [2020-10-28 04:54:39,409 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,747 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 04:54:39,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:39,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,760 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,797 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:39,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 04:54:39,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,833 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,839 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,842 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,842 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,842 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,842 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:39,842 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,842 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,843 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,843 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,848 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:54:39,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,853 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:39,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,863 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:54:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,874 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,874 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,874 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:39,874 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,875 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:54:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,886 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,889 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,889 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:39,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,890 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,895 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:54:39,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,901 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,904 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,905 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,905 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:39,905 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,905 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,906 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,925 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:54:39,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,930 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,933 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,934 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:54:39,934 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,934 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:39,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,937 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:39,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,951 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,952 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:39,952 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,952 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:54:39,952 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,952 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,953 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,953 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:54:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,992 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,007 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,007 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 04:54:40,007 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,007 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 04:54:40,008 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,008 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,008 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,018 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:40,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,025 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,037 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,038 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:54:40,038 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,038 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:54:40,038 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,038 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,039 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,039 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,048 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,052 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,054 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,054 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,055 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:40,055 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,055 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,056 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:40,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,066 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,069 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,069 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,069 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,069 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:40,069 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,070 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,070 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,097 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:54:40,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,103 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,107 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,108 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:40,108 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,115 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:54:40,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,120 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,124 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,124 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,124 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,124 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:40,125 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,125 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,125 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,169 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:54:40,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,195 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,213 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,214 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:54:40,214 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,214 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 04:54:40,214 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:54:40,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,214 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 21 [2020-10-28 04:54:40,215 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,228 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,231 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:40,231 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,231 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:40,231 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,232 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,237 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:54:40,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,242 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,245 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,246 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:40,246 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,246 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:40,246 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,246 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,247 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 108 [2020-10-28 04:54:40,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,317 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,361 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,361 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 94 [2020-10-28 04:54:40,361 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,362 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 59 [2020-10-28 04:54:40,362 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 91 [2020-10-28 04:54:40,362 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,362 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,380 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,427 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,428 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 88 [2020-10-28 04:54:40,428 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,428 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 40 [2020-10-28 04:54:40,428 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,428 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,429 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,455 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,463 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,484 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,485 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-28 04:54:40,485 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,485 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 04:54:40,485 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,485 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,486 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,486 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,497 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,504 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,520 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 04:54:40,520 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,520 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 04:54:40,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,521 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,550 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,572 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,573 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:54:40,573 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,573 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 04:54:40,573 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,574 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,574 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,598 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 04:54:40,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,603 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,608 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,608 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:54:40,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:54:40,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,619 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,621 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,622 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:40,622 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,622 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:54:40,622 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,622 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,623 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,623 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,654 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 04:54:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,661 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,667 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,667 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 04:54:40,667 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,667 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:54:40,667 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,668 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,668 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,677 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 38 [2020-10-28 04:54:40,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,683 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,688 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,688 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,688 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,689 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:54:40,689 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,689 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,689 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,698 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 04:54:40,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,713 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,714 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:54:40,714 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,714 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:54:40,715 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,715 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,715 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,724 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,731 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 17 [2020-10-28 04:54:40,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:54:40,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,750 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,755 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,758 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,759 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:40,759 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,759 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:40,759 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,759 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,760 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,760 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,780 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 183 [2020-10-28 04:54:40,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,786 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,788 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,789 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,794 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:40,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,799 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,801 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,802 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,802 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,802 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:40,802 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,802 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,803 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,807 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2020-10-28 04:54:40,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,812 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,815 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,815 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,816 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,816 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:54:40,816 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:54:40,816 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,816 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,889 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2020-10-28 04:54:40,890 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1253693252] [2020-10-28 04:54:40,890 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:54:40,890 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 04:54:40,890 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1078413461] [2020-10-28 04:54:40,891 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 04:54:40,891 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:54:40,891 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 04:54:40,892 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2020-10-28 04:54:40,892 INFO L87 Difference]: Start difference. First operand 3105 states and 4407 transitions. Second operand 12 states. [2020-10-28 04:54:41,163 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:54:41,561 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification that was a NOOP. DAG size: 171 [2020-10-28 04:54:41,961 WARN L193 SmtUtils]: Spent 315.00 ms on a formula simplification that was a NOOP. DAG size: 168 [2020-10-28 04:55:03,983 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:55:03,984 INFO L93 Difference]: Finished difference Result 10305 states and 15224 transitions. [2020-10-28 04:55:03,985 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2020-10-28 04:55:03,985 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 203 [2020-10-28 04:55:03,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:55:04,048 INFO L225 Difference]: With dead ends: 10305 [2020-10-28 04:55:04,048 INFO L226 Difference]: Without dead ends: 7224 [2020-10-28 04:55:04,157 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 1.5s TimeCoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2020-10-28 04:55:04,165 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7224 states. [2020-10-28 04:55:05,010 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7224 to 5819. [2020-10-28 04:55:05,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5819 states. [2020-10-28 04:55:05,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5819 states to 5819 states and 8196 transitions. [2020-10-28 04:55:05,052 INFO L78 Accepts]: Start accepts. Automaton has 5819 states and 8196 transitions. Word has length 203 [2020-10-28 04:55:05,053 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:55:05,053 INFO L481 AbstractCegarLoop]: Abstraction has 5819 states and 8196 transitions. [2020-10-28 04:55:05,053 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 04:55:05,053 INFO L276 IsEmpty]: Start isEmpty. Operand 5819 states and 8196 transitions. [2020-10-28 04:55:05,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 284 [2020-10-28 04:55:05,110 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:55:05,111 INFO L422 BasicCegarLoop]: trace histogram [8, 8, 7, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-10-28 04:55:05,111 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-10-28 04:55:05,111 INFO L429 AbstractCegarLoop]: === Iteration 7 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:55:05,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:55:05,112 INFO L82 PathProgramCache]: Analyzing trace with hash 1060596688, now seen corresponding path program 1 times [2020-10-28 04:55:05,112 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:55:05,112 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1108860696] [2020-10-28 04:55:05,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:55:05,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:05,251 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:05,368 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:05,796 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:06,677 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:07,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,216 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,216 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 377 [2020-10-28 04:55:10,216 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 5 [2020-10-28 04:55:10,216 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5018 [2020-10-28 04:55:10,216 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:55:10,216 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 326 [2020-10-28 04:55:10,217 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:55:10,217 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,623 WARN L193 SmtUtils]: Spent 310.00 ms on a formula simplification that was a NOOP. DAG size: 166 [2020-10-28 04:55:10,625 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:10,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,640 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,683 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,683 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:10,683 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,684 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 50 [2020-10-28 04:55:10,684 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,684 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,684 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,715 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:55:10,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,721 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,723 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,724 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,724 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:55:10,724 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,725 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,739 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:55:10,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,744 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,747 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,747 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,747 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,748 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:55:10,748 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,748 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,748 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:55:10,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,871 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,874 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,875 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,875 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,875 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:55:10,875 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,875 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,876 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,876 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,880 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:55:10,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,886 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,886 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,886 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,886 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:10,887 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,887 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,887 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:55:10,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,895 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:55:10,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,917 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:55:10,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,921 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,924 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,924 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:55:10,924 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,925 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:55:10,925 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,925 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,925 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:10,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,933 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,935 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,935 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:10,936 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,936 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:55:10,936 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,936 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,937 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-10-28 04:55:10,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,968 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,979 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,979 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 40 [2020-10-28 04:55:10,979 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,979 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:10,979 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,980 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,980 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,988 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:10,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,993 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,003 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 28 [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,004 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,012 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:11,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,015 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,017 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,017 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:11,017 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,017 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:11,017 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,018 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,018 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,022 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:55:11,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,026 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,027 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,028 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:11,028 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,028 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:11,028 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,028 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,029 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,029 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,049 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2020-10-28 04:55:11,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,055 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,058 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,058 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:11,058 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,058 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:55:11,059 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,059 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,059 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:55:11,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,069 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,071 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,071 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:11,071 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,071 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:11,072 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,072 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,072 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,105 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:55:11,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,110 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,118 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,119 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:55:11,119 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,119 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:11,119 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,119 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,120 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,120 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,126 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:11,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,130 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:11,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:55:11,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,139 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:55:11,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,143 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,146 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,146 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:11,146 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,146 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:55:11,146 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,147 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,147 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 04:55:11,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,157 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:11,158 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:11,158 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:11,158 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:11,158 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:11,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:11,158 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:11,159 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:11,159 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:11,193 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 124 [2020-10-28 04:55:11,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:11,237 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:11,276 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:12,412 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:13,155 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:16,235 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:16,235 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 176 [2020-10-28 04:55:16,235 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 4 [2020-10-28 04:55:16,235 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5005 [2020-10-28 04:55:16,236 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:55:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 161 [2020-10-28 04:55:16,236 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:55:16,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:16,265 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:16,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:16,269 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:16,273 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:16,273 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 04:55:16,274 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:16,274 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:55:16,274 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:16,274 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:16,274 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:16,278 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:16,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:16,282 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:16,286 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:16,286 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:55:16,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:16,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:55:16,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:16,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:16,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:16,287 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:16,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:16,293 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:16,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:16,297 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:16,299 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:16,299 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:16,299 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:16,300 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:16,300 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:16,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:16,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:16,300 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:16,300 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:16,305 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2020-10-28 04:55:16,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:16,349 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:16,533 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:16,719 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:19,856 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:19,857 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 148 [2020-10-28 04:55:19,857 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 04:55:19,857 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3527 [2020-10-28 04:55:19,857 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:55:19,857 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 135 [2020-10-28 04:55:19,858 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:55:19,858 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:19,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:19,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:19,980 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:19,985 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:19,985 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 04:55:19,985 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:19,986 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:55:19,986 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:19,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:19,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:19,986 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:19,986 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:19,992 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:19,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:19,997 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,000 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,000 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:55:20,000 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,000 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5 [2020-10-28 04:55:20,001 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,001 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,001 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:20,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,009 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,011 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,012 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:20,012 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,012 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:20,012 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,012 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,013 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,013 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,017 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-10-28 04:55:20,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,022 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,030 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,030 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:55:20,030 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,030 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:55:20,030 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,030 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,031 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,031 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,037 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:20,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 22 [2020-10-28 04:55:20,047 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,047 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:55:20,047 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,047 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,048 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,054 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:20,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,058 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,062 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,062 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:55:20,063 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,063 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 6 [2020-10-28 04:55:20,063 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,063 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,064 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,068 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:20,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,072 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,074 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,074 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:20,074 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,074 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:20,075 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,075 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,075 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,080 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2020-10-28 04:55:20,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,085 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,087 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,087 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:20,087 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,087 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:20,088 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,088 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,088 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-10-28 04:55:20,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,098 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,098 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:20,099 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,099 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:20,099 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:20,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,099 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:20,100 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,141 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2020-10-28 04:55:20,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,148 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,160 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,551 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,552 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 58 [2020-10-28 04:55:20,552 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:55:20,552 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 406 [2020-10-28 04:55:20,552 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 12 [2020-10-28 04:55:20,552 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 25 [2020-10-28 04:55:20,553 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 28 [2020-10-28 04:55:20,553 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,641 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 04:55:20,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,664 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:20,871 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:20,871 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 49 [2020-10-28 04:55:20,871 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:20,871 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 218 [2020-10-28 04:55:20,871 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 11 [2020-10-28 04:55:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:20,872 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 45 [2020-10-28 04:55:20,872 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:20,955 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:20,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:20,977 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:21,170 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:21,170 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 42 [2020-10-28 04:55:21,170 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:21,171 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 202 [2020-10-28 04:55:21,171 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:21,171 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 9 [2020-10-28 04:55:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:21,172 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 38 [2020-10-28 04:55:21,172 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:55:21,370 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:21,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:21,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:21,486 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:21,487 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 24 [2020-10-28 04:55:21,487 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:21,487 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 104 [2020-10-28 04:55:21,487 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:21,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 04:55:21,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:21,488 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 20 [2020-10-28 04:55:21,488 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:21,709 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-10-28 04:55:21,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:21,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:21,718 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:21,719 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:21,719 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:21,719 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 7 [2020-10-28 04:55:21,720 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:21,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:21,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:21,720 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:21,721 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:55:21,727 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-10-28 04:55:21,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:21,734 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:21,741 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:21,742 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:21,742 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:21,742 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:21,742 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:21,742 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:55:21,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:21,743 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:55:21,743 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:21,928 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-10-28 04:55:21,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:21,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:21,949 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:21,949 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 04:55:21,950 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:21,950 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 04:55:21,950 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:21,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:55:21,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:21,950 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 04:55:21,950 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:22,016 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2020-10-28 04:55:22,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:22,020 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:22,023 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:22,023 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:55:22,023 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:22,023 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:22,023 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:22,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:22,023 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 10 [2020-10-28 04:55:22,024 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:22,024 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:22,027 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:22,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:22,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:22,031 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:22,031 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:22,031 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:22,031 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 3 [2020-10-28 04:55:22,031 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:22,032 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:22,032 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:22,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 273 [2020-10-28 04:55:22,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:22,039 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:22,041 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:22,042 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:22,042 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:22,042 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 4 [2020-10-28 04:55:22,042 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:55:22,042 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:22,043 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:22,248 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 152 trivial. 0 not checked. [2020-10-28 04:55:22,249 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1108860696] [2020-10-28 04:55:22,249 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:55:22,249 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [26] imperfect sequences [] total 26 [2020-10-28 04:55:22,249 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [935310989] [2020-10-28 04:55:22,250 INFO L461 AbstractCegarLoop]: Interpolant automaton has 26 states [2020-10-28 04:55:22,250 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:55:22,251 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2020-10-28 04:55:22,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=74, Invalid=576, Unknown=0, NotChecked=0, Total=650 [2020-10-28 04:55:22,251 INFO L87 Difference]: Start difference. First operand 5819 states and 8196 transitions. Second operand 26 states. [2020-10-28 04:55:22,537 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 169 [2020-10-28 04:55:23,499 WARN L193 SmtUtils]: Spent 290.00 ms on a formula simplification that was a NOOP. DAG size: 180 [2020-10-28 04:55:23,873 WARN L193 SmtUtils]: Spent 317.00 ms on a formula simplification that was a NOOP. DAG size: 184