/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--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.0-0f64333 [2020-10-28 04:53:15,707 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-10-28 04:53:15,710 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-10-28 04:53:15,748 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-10-28 04:53:15,749 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-10-28 04:53:15,750 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-10-28 04:53:15,752 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-10-28 04:53:15,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-10-28 04:53:15,757 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-10-28 04:53:15,758 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-10-28 04:53:15,760 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-10-28 04:53:15,761 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-10-28 04:53:15,762 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-10-28 04:53:15,763 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-10-28 04:53:15,765 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-10-28 04:53:15,766 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-10-28 04:53:15,767 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-10-28 04:53:15,768 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-10-28 04:53:15,771 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-10-28 04:53:15,773 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-10-28 04:53:15,775 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-10-28 04:53:15,778 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-10-28 04:53:15,783 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-10-28 04:53:15,784 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-10-28 04:53:15,794 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-10-28 04:53:15,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-10-28 04:53:15,795 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-10-28 04:53:15,797 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-10-28 04:53:15,798 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-10-28 04:53:15,803 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-10-28 04:53:15,803 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-10-28 04:53:15,804 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-10-28 04:53:15,805 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-10-28 04:53:15,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-10-28 04:53:15,809 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-10-28 04:53:15,810 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-10-28 04:53:15,811 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-10-28 04:53:15,811 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-10-28 04:53:15,812 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-10-28 04:53:15,813 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-10-28 04:53:15,814 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-10-28 04:53:15,815 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 04:53:15,890 INFO L113 SettingsManager]: Loading preferences was successful [2020-10-28 04:53:15,891 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-10-28 04:53:15,893 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-10-28 04:53:15,894 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-10-28 04:53:15,894 INFO L138 SettingsManager]: * Use SBE=true [2020-10-28 04:53:15,895 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-10-28 04:53:15,895 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-10-28 04:53:15,895 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-10-28 04:53:15,896 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-10-28 04:53:15,896 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-10-28 04:53:15,897 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-10-28 04:53:15,897 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-10-28 04:53:15,897 INFO L138 SettingsManager]: * Use constant arrays=true [2020-10-28 04:53:15,898 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-10-28 04:53:15,898 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-10-28 04:53:15,898 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-10-28 04:53:15,898 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-10-28 04:53:15,899 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-10-28 04:53:15,899 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-10-28 04:53:15,900 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-10-28 04:53:15,900 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-10-28 04:53:15,900 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-10-28 04:53:15,900 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-10-28 04:53:15,901 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-10-28 04:53:15,901 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-10-28 04:53:15,901 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-10-28 04:53:15,901 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-10-28 04:53:15,901 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> SequenceOfStatements Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> produce-proofs=true;produce-unsat-cores=true;enumeration-timeout=5000;interpolation-heuristic=DEEPEST;log-additional-information=true;unknown-allowed=true; [2020-10-28 04:53:16,287 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-10-28 04:53:16,331 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-10-28 04:53:16,335 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-10-28 04:53:16,337 INFO L271 PluginConnector]: Initializing CDTParser... [2020-10-28 04:53:16,338 INFO L275 PluginConnector]: CDTParser initialized [2020-10-28 04:53:16,339 INFO L432 ainManager$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--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i [2020-10-28 04:53:16,438 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89339b663/26e680344302400ca799d3cb482526c4/FLAG46c6d07ab [2020-10-28 04:53:17,490 INFO L306 CDTParser]: Found 1 translation units. [2020-10-28 04:53:17,492 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--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i [2020-10-28 04:53:17,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89339b663/26e680344302400ca799d3cb482526c4/FLAG46c6d07ab [2020-10-28 04:53:17,932 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/89339b663/26e680344302400ca799d3cb482526c4 [2020-10-28 04:53:17,935 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-10-28 04:53:17,942 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-10-28 04:53:17,944 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-10-28 04:53:17,944 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-10-28 04:53:17,948 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-10-28 04:53:17,949 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:53:17" (1/1) ... [2020-10-28 04:53:17,953 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1de05c34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:17, skipping insertion in model container [2020-10-28 04:53:17,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 04:53:17" (1/1) ... [2020-10-28 04:53:17,961 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-10-28 04:53:18,075 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-10-28 04:53:19,987 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:53:20,029 INFO L203 MainTranslator]: Completed pre-run [2020-10-28 04:53:20,554 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-10-28 04:53:20,760 INFO L208 MainTranslator]: Completed translation [2020-10-28 04:53:20,760 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20 WrapperNode [2020-10-28 04:53:20,760 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-10-28 04:53:20,762 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-10-28 04:53:20,762 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-10-28 04:53:20,762 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-10-28 04:53:20,777 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (1/1) ... [2020-10-28 04:53:20,777 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (1/1) ... [2020-10-28 04:53:20,874 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (1/1) ... [2020-10-28 04:53:20,877 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (1/1) ... [2020-10-28 04:53:20,988 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (1/1) ... [2020-10-28 04:53:21,006 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (1/1) ... [2020-10-28 04:53:21,038 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (1/1) ... [2020-10-28 04:53:21,081 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-10-28 04:53:21,082 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-10-28 04:53:21,082 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-10-28 04:53:21,083 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-10-28 04:53:21,083 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (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 04:53:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-10-28 04:53:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-10-28 04:53:21,173 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-10-28 04:53:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2020-10-28 04:53:21,174 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add [2020-10-28 04:53:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2020-10-28 04:53:21,175 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2020-10-28 04:53:21,176 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2020-10-28 04:53:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2020-10-28 04:53:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_work [2020-10-28 04:53:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure __kmalloc [2020-10-28 04:53:21,177 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2020-10-28 04:53:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2020-10-28 04:53:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2020-10-28 04:53:21,178 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2020-10-28 04:53:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __skb_queue_head_init [2020-10-28 04:53:21,179 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_head_init [2020-10-28 04:53:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-10-28 04:53:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-10-28 04:53:21,182 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2020-10-28 04:53:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2020-10-28 04:53:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2020-10-28 04:53:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2020-10-28 04:53:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2020-10-28 04:53:21,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2020-10-28 04:53:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_trap [2020-10-28 04:53:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_intfdata [2020-10-28 04:53:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_set_intfdata [2020-10-28 04:53:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure interface_to_usbdev [2020-10-28 04:53:21,184 INFO L138 BoogieDeclarations]: Found implementation of procedure init_usb_anchor [2020-10-28 04:53:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_fill_bulk_urb [2020-10-28 04:53:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure __create_pipe [2020-10-28 04:53:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_alloc_urb_from_pipe [2020-10-28 04:53:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_free_urb_to_pipe [2020-10-28 04:53:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_cleanup_recv_urb [2020-10-28 04:53:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_priv [2020-10-28 04:53:21,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_alloc_pipe_resources [2020-10-28 04:53:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_free_pipe_resources [2020-10-28 04:53:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_cleanup_pipe_resources [2020-10-28 04:53:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_get_logical_pipe_num [2020-10-28 04:53:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_setup_pipe_resources [2020-10-28 04:53:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_post_recv_transfers [2020-10-28 04:53:21,186 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_flush_all [2020-10-28 04:53:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_start_recv_pipes [2020-10-28 04:53:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_recv_complete [2020-10-28 04:53:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_usb_transmit_complete [2020-10-28 04:53:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_io_comp_work [2020-10-28 04:53:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_destroy [2020-10-28 04:53:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_create [2020-10-28 04:53:21,187 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_device_detached [2020-10-28 04:53:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_start [2020-10-28 04:53:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_send [2020-10-28 04:53:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_stop [2020-10-28 04:53:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_get_default_pipe [2020-10-28 04:53:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_map_service_pipe [2020-10-28 04:53:21,188 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_get_free_queue_number [2020-10-28 04:53:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure hif_detach_htc [2020-10-28 04:53:21,189 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_submit_ctrl_out [2020-10-28 04:53:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_submit_ctrl_in [2020-10-28 04:53:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_ctrl_msg_exchange [2020-10-28 04:53:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_diag_read32 [2020-10-28 04:53:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_diag_write32 [2020-10-28 04:53:21,190 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_bmi_read [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_bmi_write [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_power_on [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_power_off [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_stop [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_cleanup_scatter [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_suspend [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_resume [2020-10-28 04:53:21,191 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_probe [2020-10-28 04:53:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_remove [2020-10-28 04:53:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_pm_suspend [2020-10-28 04:53:21,192 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_pm_resume [2020-10-28 04:53:21,193 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_pm_reset_resume [2020-10-28 04:53:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_init [2020-10-28 04:53:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_usb_exit [2020-10-28 04:53:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_driver_1 [2020-10-28 04:53:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_ath6kl_hif_ops_2 [2020-10-28 04:53:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-10-28 04:53:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_consume_skb_5 [2020-10-28 04:53:21,194 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_6 [2020-10-28 04:53:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_7 [2020-10-28 04:53:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_8 [2020-10-28 04:53:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_kfree_skb_11 [2020-10-28 04:53:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2020-10-28 04:53:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_dequeue_13 [2020-10-28 04:53:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_register_driver_14 [2020-10-28 04:53:21,196 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_usb_deregister_15 [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_init [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_contains [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_is_empty [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2020-10-28 04:53:21,197 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free_int [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_netdev_alloc_skb [2020-10-28 04:53:21,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_current [2020-10-28 04:53:21,199 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2020-10-28 04:53:21,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2020-10-28 04:53:21,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2020-10-28 04:53:21,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2020-10-28 04:53:21,199 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2020-10-28 04:53:21,200 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2020-10-28 04:53:21,200 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock_irqsave [2020-10-28 04:53:21,200 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:53:21,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_core_cleanup [2020-10-28 04:53:21,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_core_create [2020-10-28 04:53:21,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_core_destroy [2020-10-28 04:53:21,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_core_init [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_core_rx_complete [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_core_tx_complete [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_dbg [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_err [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_stop_txrx [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ath6kl_warn [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_scheduled_work [2020-10-28 04:53:21,202 INFO L138 BoogieDeclarations]: Found implementation of procedure kmemdup [2020-10-28 04:53:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_probe_2 [2020-10-28 04:53:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2020-10-28 04:53:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2020-10-28 04:53:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2020-10-28 04:53:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2020-10-28 04:53:21,203 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2020-10-28 04:53:21,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_alloc_urb [2020-10-28 04:53:21,204 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_anchor_urb [2020-10-28 04:53:21,205 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_control_msg [2020-10-28 04:53:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_deregister [2020-10-28 04:53:21,207 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_free_urb [2020-10-28 04:53:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_get_dev [2020-10-28 04:53:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_kill_anchored_urbs [2020-10-28 04:53:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_put_dev [2020-10-28 04:53:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_register_driver [2020-10-28 04:53:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_submit_urb [2020-10-28 04:53:21,208 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_unanchor_urb [2020-10-28 04:53:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2020-10-28 04:53:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2020-10-28 04:53:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2020-10-28 04:53:21,209 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2020-10-28 04:53:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-10-28 04:53:21,209 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-10-28 04:53:21,210 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2020-10-28 04:53:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure list_add [2020-10-28 04:53:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-10-28 04:53:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2020-10-28 04:53:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2020-10-28 04:53:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2020-10-28 04:53:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure kmemdup [2020-10-28 04:53:21,211 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock_irqsave [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2020-10-28 04:53:21,212 INFO L130 BoogieDeclarations]: Found specification of procedure flush_scheduled_work [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_work [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure __kmalloc [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2020-10-28 04:53:21,213 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2020-10-28 04:53:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2020-10-28 04:53:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2020-10-28 04:53:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_6 [2020-10-28 04:53:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_7 [2020-10-28 04:53:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_8 [2020-10-28 04:53:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_kfree_skb_11 [2020-10-28 04:53:21,214 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_consume_skb_5 [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure __skb_queue_head_init [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_head_init [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_dequeue_13 [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2020-10-28 04:53:21,215 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2020-10-28 04:53:21,216 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2020-10-28 04:53:21,217 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_trap [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_driver_1 [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_ath6kl_hif_ops_2 [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_intfdata [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_set_intfdata [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure interface_to_usbdev [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_get_dev [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_put_dev [2020-10-28 04:53:21,218 INFO L130 BoogieDeclarations]: Found specification of procedure usb_register_driver [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_register_driver_14 [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_deregister [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_usb_deregister_15 [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure init_usb_anchor [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_fill_bulk_urb [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_alloc_urb [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_free_urb [2020-10-28 04:53:21,219 INFO L130 BoogieDeclarations]: Found specification of procedure usb_submit_urb [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_kill_anchored_urbs [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_anchor_urb [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_unanchor_urb [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure usb_control_msg [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure __create_pipe [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_stop_txrx [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_core_tx_complete [2020-10-28 04:53:21,220 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_core_rx_complete [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_core_create [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_core_init [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_core_cleanup [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_core_destroy [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_err [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_warn [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_dbg [2020-10-28 04:53:21,221 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_recv_complete [2020-10-28 04:53:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_alloc_urb_from_pipe [2020-10-28 04:53:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_free_urb_to_pipe [2020-10-28 04:53:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_cleanup_recv_urb [2020-10-28 04:53:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_priv [2020-10-28 04:53:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_alloc_pipe_resources [2020-10-28 04:53:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_free_pipe_resources [2020-10-28 04:53:21,222 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_cleanup_pipe_resources [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_get_logical_pipe_num [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_setup_pipe_resources [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_post_recv_transfers [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_flush_all [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_start_recv_pipes [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_usb_transmit_complete [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_io_comp_work [2020-10-28 04:53:21,223 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_destroy [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_create [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_device_detached [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure hif_start [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_send [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure hif_stop [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_get_default_pipe [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_map_service_pipe [2020-10-28 04:53:21,224 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_get_free_queue_number [2020-10-28 04:53:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure hif_detach_htc [2020-10-28 04:53:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_submit_ctrl_out [2020-10-28 04:53:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-10-28 04:53:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_submit_ctrl_in [2020-10-28 04:53:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2020-10-28 04:53:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_ctrl_msg_exchange [2020-10-28 04:53:21,225 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_diag_read32 [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_diag_write32 [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_bmi_read [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_bmi_write [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_power_on [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_power_off [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_stop [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_cleanup_scatter [2020-10-28 04:53:21,226 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_suspend [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_resume [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_probe [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_remove [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_pm_suspend [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_pm_resume [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_pm_reset_resume [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_init [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ath6kl_usb_exit [2020-10-28 04:53:21,227 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2020-10-28 04:53:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2020-10-28 04:53:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_probe_2 [2020-10-28 04:53:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-10-28 04:53:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_init [2020-10-28 04:53:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-10-28 04:53:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2020-10-28 04:53:21,228 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_contains [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_is_empty [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free_int [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_netdev_alloc_skb [2020-10-28 04:53:21,229 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_current [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-10-28 04:53:21,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2020-10-28 04:53:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2020-10-28 04:53:21,231 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2020-10-28 04:53:22,334 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2020-10-28 04:53:28,640 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-10-28 04:53:28,641 INFO L298 CfgBuilder]: Removed 4 assume(true) statements. [2020-10-28 04:53:28,649 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:53:28 BoogieIcfgContainer [2020-10-28 04:53:28,649 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-10-28 04:53:28,652 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-10-28 04:53:28,653 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-10-28 04:53:28,657 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-10-28 04:53:28,659 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 04:53:17" (1/3) ... [2020-10-28 04:53:28,660 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0fa2be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:53:28, skipping insertion in model container [2020-10-28 04:53:28,660 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 04:53:20" (2/3) ... [2020-10-28 04:53:28,661 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3f0fa2be and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 04:53:28, skipping insertion in model container [2020-10-28 04:53:28,661 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 04:53:28" (3/3) ... [2020-10-28 04:53:28,662 INFO L111 eAbstractionObserver]: Analyzing ICFG 205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--ath--ath6kl--ath6kl_usb.ko-entry_point.cil.out.i [2020-10-28 04:53:28,675 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-10-28 04:53:28,683 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-10-28 04:53:28,703 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-10-28 04:53:28,756 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-10-28 04:53:28,756 INFO L378 AbstractCegarLoop]: Hoare is true [2020-10-28 04:53:28,756 INFO L379 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-10-28 04:53:28,756 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-10-28 04:53:28,756 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-10-28 04:53:28,756 INFO L382 AbstractCegarLoop]: Difference is false [2020-10-28 04:53:28,757 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-10-28 04:53:28,757 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-10-28 04:53:28,815 INFO L276 IsEmpty]: Start isEmpty. Operand 1028 states. [2020-10-28 04:53:28,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2020-10-28 04:53:28,843 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:53:28,844 INFO L422 BasicCegarLoop]: trace histogram [11, 11, 11, 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] [2020-10-28 04:53:28,845 INFO L429 AbstractCegarLoop]: === Iteration 1 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:53:28,851 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:53:28,851 INFO L82 PathProgramCache]: Analyzing trace with hash -924435744, now seen corresponding path program 1 times [2020-10-28 04:53:28,861 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:53:28,862 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [139285191] [2020-10-28 04:53:28,862 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:53:29,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:29,613 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:30,000 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:30,184 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:34,469 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:34,470 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 172 [2020-10-28 04:53:34,470 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 04:53:34,470 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5063 [2020-10-28 04:53:34,472 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:53:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 126 [2020-10-28 04:53:34,473 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:53:34,473 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 2 [2020-10-28 04:53:36,287 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 469 [2020-10-28 04:53:36,290 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:36,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,334 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,527 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,528 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:36,528 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,528 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 212 [2020-10-28 04:53:36,528 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,528 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,529 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,529 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:36,614 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:53:36,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,633 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,640 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,640 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,640 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,641 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 04:53:36,641 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,641 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,645 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,646 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 4 [2020-10-28 04:53:36,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:53:36,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,676 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,685 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,685 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,686 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 04:53:36,686 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,693 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,694 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,694 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 7 [2020-10-28 04:53:36,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:53:36,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,726 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,735 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,736 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,736 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 04:53:36,736 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,736 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,737 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:36,758 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:53:36,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,787 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,796 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,797 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,797 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,797 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 24 [2020-10-28 04:53:36,797 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,797 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,798 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,798 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:36,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:53:36,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,852 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,853 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,853 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,853 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 26 [2020-10-28 04:53:36,853 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,854 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,854 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:36,876 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:53:36,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,891 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,900 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,900 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,900 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,901 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 04:53:36,901 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,901 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,902 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,902 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:53:36,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:53:36,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,936 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,944 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,944 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,945 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,945 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 04:53:36,945 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,945 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,946 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,946 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:53:36,962 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:53:36,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:36,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:36,989 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:36,989 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:36,990 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:36,990 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 04:53:36,990 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:36,990 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:36,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:36,991 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:36,991 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,006 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:53:37,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,036 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,036 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:37,036 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,036 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 04:53:37,037 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:37,037 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,038 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,058 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:53:37,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,074 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,084 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,084 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:37,085 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,085 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 04:53:37,085 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,085 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:37,086 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,086 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,101 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:53:37,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,121 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,132 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,132 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:37,133 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,133 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 04:53:37,133 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,133 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:37,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,134 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,166 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 04:53:37,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,180 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,191 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,192 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:53:37,192 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,192 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 22 [2020-10-28 04:53:37,192 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,192 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:37,193 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,193 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,210 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:37,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,227 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,233 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,234 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:37,234 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,234 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 04:53:37,235 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:37,235 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,236 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:53:37,273 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:53:37,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,289 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,303 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,313 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,314 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:37,314 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:53:37,314 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 04:53:37,314 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,314 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 04:53:37,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:53:37,315 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:53:37,315 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,362 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2020-10-28 04:53:37,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,377 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,382 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,398 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,399 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:53:37,399 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:53:37,399 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 33 [2020-10-28 04:53:37,399 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,399 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 3 [2020-10-28 04:53:37,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:53:37,400 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:53:37,400 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2020-10-28 04:53:37,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,458 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,468 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,468 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 20 [2020-10-28 04:53:37,468 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,468 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 27 [2020-10-28 04:53:37,469 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 17 [2020-10-28 04:53:37,469 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,469 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,482 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:53:37,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,501 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,502 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 15 [2020-10-28 04:53:37,502 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,502 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:53:37,502 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:37,503 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,503 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:53:37,518 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:53:37,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,530 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,534 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,535 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:37,535 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,535 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:53:37,535 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:53:37,536 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,536 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,554 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2020-10-28 04:53:37,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:53:37,569 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:53:37,577 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:53:37,577 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:53:37,577 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:53:37,578 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 04:53:37,578 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:53:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:53:37,578 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:53:37,579 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:53:37,579 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:53:37,708 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 224 trivial. 0 not checked. [2020-10-28 04:53:37,710 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [139285191] [2020-10-28 04:53:37,712 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:53:37,712 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2020-10-28 04:53:37,713 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [865844806] [2020-10-28 04:53:37,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-10-28 04:53:37,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:53:37,735 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-10-28 04:53:37,736 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2020-10-28 04:53:37,739 INFO L87 Difference]: Start difference. First operand 1028 states. Second operand 10 states. [2020-10-28 04:53:43,372 WARN L193 SmtUtils]: Spent 1.61 s on a formula simplification that was a NOOP. DAG size: 472 [2020-10-28 04:53:45,059 WARN L193 SmtUtils]: Spent 1.63 s on a formula simplification that was a NOOP. DAG size: 474 [2020-10-28 04:53:47,035 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 471 [2020-10-28 04:53:49,315 WARN L193 SmtUtils]: Spent 1.58 s on a formula simplification that was a NOOP. DAG size: 474 [2020-10-28 04:53:51,169 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 476 [2020-10-28 04:54:30,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:54:30,702 INFO L93 Difference]: Finished difference Result 3283 states and 4604 transitions. [2020-10-28 04:54:30,703 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2020-10-28 04:54:30,704 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 122 [2020-10-28 04:54:30,705 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:54:30,750 INFO L225 Difference]: With dead ends: 3283 [2020-10-28 04:54:30,750 INFO L226 Difference]: Without dead ends: 2315 [2020-10-28 04:54:30,763 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 146 ImplicationChecksByTransitivity, 10.1s TimeCoverageRelationStatistics Valid=230, Invalid=526, Unknown=0, NotChecked=0, Total=756 [2020-10-28 04:54:30,794 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2315 states. [2020-10-28 04:54:31,635 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2315 to 1783. [2020-10-28 04:54:31,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1783 states. [2020-10-28 04:54:31,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1783 states to 1783 states and 2314 transitions. [2020-10-28 04:54:31,660 INFO L78 Accepts]: Start accepts. Automaton has 1783 states and 2314 transitions. Word has length 122 [2020-10-28 04:54:31,661 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:54:31,661 INFO L481 AbstractCegarLoop]: Abstraction has 1783 states and 2314 transitions. [2020-10-28 04:54:31,661 INFO L482 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-10-28 04:54:31,661 INFO L276 IsEmpty]: Start isEmpty. Operand 1783 states and 2314 transitions. [2020-10-28 04:54:31,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-10-28 04:54:31,682 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:54:31,683 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 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] [2020-10-28 04:54:31,683 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-10-28 04:54:31,683 INFO L429 AbstractCegarLoop]: === Iteration 2 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:54:31,684 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:54:31,684 INFO L82 PathProgramCache]: Analyzing trace with hash 1845827077, now seen corresponding path program 1 times [2020-10-28 04:54:31,684 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:54:31,685 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [676105097] [2020-10-28 04:54:31,685 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:54:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:31,946 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:32,144 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:32,359 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:37,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:37,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 195 [2020-10-28 04:54:37,055 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 04:54:37,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5209 [2020-10-28 04:54:37,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:54:37,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 121 [2020-10-28 04:54:37,057 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:54:37,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:38,737 WARN L193 SmtUtils]: Spent 1.57 s on a formula simplification that was a NOOP. DAG size: 469 [2020-10-28 04:54:38,744 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:38,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:38,775 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,106 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,107 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:39,107 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,107 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 345 [2020-10-28 04:54:39,107 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,108 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,108 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:54:39,180 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:39,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,192 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,200 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 04:54:39,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,215 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:54:39,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,226 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,231 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,232 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,232 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,232 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:54:39,232 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,232 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,233 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,234 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,246 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:54:39,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,259 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,264 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,265 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,265 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,265 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:54:39,265 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,266 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,267 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,280 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:54:39,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,295 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,301 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,302 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,302 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,302 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:54:39,302 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,302 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,303 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,303 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,315 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:54:39,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,325 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,332 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,332 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,332 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,333 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:54:39,333 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,333 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,333 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,345 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:54:39,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,358 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,366 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,366 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,366 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,366 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 17 [2020-10-28 04:54:39,367 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,367 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,367 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,383 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:54:39,385 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,393 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,399 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,400 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,400 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,400 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:54:39,401 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,401 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,401 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:54:39,414 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:54:39,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,425 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,431 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,432 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,432 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,432 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:54:39,432 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,432 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,433 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,433 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:54:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,456 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,462 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,463 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,463 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,463 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:54:39,463 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,463 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,464 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,464 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,476 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:54:39,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,487 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,493 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,493 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,493 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,494 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 14 [2020-10-28 04:54:39,494 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,494 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,494 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,507 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:54:39,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,520 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,530 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,530 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:39,530 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,530 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 04:54:39,530 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,531 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,531 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,556 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 04:54:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,639 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,647 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,647 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:54:39,647 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 88 [2020-10-28 04:54:39,648 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,648 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,648 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:54:39,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,667 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,671 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:39,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:54:39,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:39,672 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,705 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:54:39,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,715 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,720 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,760 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,761 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 04:54:39,761 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:54:39,761 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 53 [2020-10-28 04:54:39,761 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,761 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:54:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:54:39,762 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:54:39,762 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,825 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2020-10-28 04:54:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,840 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,881 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,882 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 10 [2020-10-28 04:54:39,882 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,882 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 51 [2020-10-28 04:54:39,882 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:54:39,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:54:39,883 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:54:39,883 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 100 [2020-10-28 04:54:39,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:39,956 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:39,981 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:39,981 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 04:54:39,981 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:39,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 38 [2020-10-28 04:54:39,982 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 04:54:39,982 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:39,982 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:39,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,011 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,026 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,026 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:54:40,026 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,026 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 04:54:40,027 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,027 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,027 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,041 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,051 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,055 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,055 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,056 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,056 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:54:40,056 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,056 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,056 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 04:54:40,057 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,100 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:54:40,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,126 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,127 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:54:40,127 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,127 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 23 [2020-10-28 04:54:40,127 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,128 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,128 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,142 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:54:40,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,153 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:54:40,161 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:54:40,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:54:40,163 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,177 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2020-10-28 04:54:40,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:54:40,187 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:54:40,193 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:54:40,193 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:54:40,193 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:54:40,194 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:54:40,194 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:54:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:54:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:54:40,194 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:54:40,194 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:54:40,268 INFO L134 CoverageAnalysis]: Checked inductivity of 273 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 269 trivial. 0 not checked. [2020-10-28 04:54:40,268 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [676105097] [2020-10-28 04:54:40,268 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 04:54:40,268 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2020-10-28 04:54:40,269 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066801571] [2020-10-28 04:54:40,271 INFO L461 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-10-28 04:54:40,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:54:40,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-10-28 04:54:40,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=82, Unknown=0, NotChecked=0, Total=110 [2020-10-28 04:54:40,274 INFO L87 Difference]: Start difference. First operand 1783 states and 2314 transitions. Second operand 11 states. [2020-10-28 04:54:44,781 WARN L193 SmtUtils]: Spent 1.59 s on a formula simplification that was a NOOP. DAG size: 472 [2020-10-28 04:55:02,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:55:02,361 INFO L93 Difference]: Finished difference Result 4068 states and 5449 transitions. [2020-10-28 04:55:02,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-10-28 04:55:02,363 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 141 [2020-10-28 04:55:02,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:55:02,380 INFO L225 Difference]: With dead ends: 4068 [2020-10-28 04:55:02,380 INFO L226 Difference]: Without dead ends: 2317 [2020-10-28 04:55:02,387 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=94, Invalid=248, Unknown=0, NotChecked=0, Total=342 [2020-10-28 04:55:02,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2317 states. [2020-10-28 04:55:02,809 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2317 to 1785. [2020-10-28 04:55:02,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1785 states. [2020-10-28 04:55:02,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1785 states to 1785 states and 2316 transitions. [2020-10-28 04:55:02,819 INFO L78 Accepts]: Start accepts. Automaton has 1785 states and 2316 transitions. Word has length 141 [2020-10-28 04:55:02,820 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:55:02,820 INFO L481 AbstractCegarLoop]: Abstraction has 1785 states and 2316 transitions. [2020-10-28 04:55:02,820 INFO L482 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-10-28 04:55:02,820 INFO L276 IsEmpty]: Start isEmpty. Operand 1785 states and 2316 transitions. [2020-10-28 04:55:02,824 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-10-28 04:55:02,824 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:55:02,825 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 4, 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] [2020-10-28 04:55:02,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-10-28 04:55:02,825 INFO L429 AbstractCegarLoop]: === Iteration 3 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:55:02,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:55:02,826 INFO L82 PathProgramCache]: Analyzing trace with hash -2023995223, now seen corresponding path program 2 times [2020-10-28 04:55:02,826 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:55:02,826 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2108056186] [2020-10-28 04:55:02,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:55:02,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:02,978 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:03,114 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:03,298 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:07,997 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:07,997 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 197 [2020-10-28 04:55:07,998 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 04:55:07,998 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5079 [2020-10-28 04:55:07,998 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:07,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:55:07,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 122 [2020-10-28 04:55:07,998 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 6 [2020-10-28 04:55:07,999 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:09,728 WARN L193 SmtUtils]: Spent 1.64 s on a formula simplification that was a NOOP. DAG size: 469 [2020-10-28 04:55:09,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:09,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:09,758 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:09,878 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:09,878 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:09,878 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:09,878 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 131 [2020-10-28 04:55:09,878 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:09,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:09,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:09,879 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:09,879 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:09,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:55:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:09,957 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:09,962 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:09,963 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:09,963 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:09,963 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:55:09,963 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:09,963 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:09,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:09,964 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:09,964 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:09,975 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:55:09,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:09,986 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:09,991 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:09,991 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:09,991 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:09,991 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:09,991 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:09,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:09,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:09,992 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:09,992 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,004 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:55:10,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,014 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,019 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,019 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,019 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,020 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:10,020 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,020 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,020 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,032 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:55:10,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,042 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,047 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,047 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,048 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,048 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:10,048 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,048 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,049 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,063 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:55:10,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,073 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,077 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,078 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,078 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,078 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:10,078 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,079 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,079 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,091 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:55:10,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,101 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,105 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,106 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,106 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,106 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:10,106 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,106 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,107 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,107 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,117 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:55:10,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,127 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,133 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,133 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,134 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,134 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:10,134 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,134 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,135 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,145 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:55:10,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,156 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,161 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,161 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,162 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,162 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:10,162 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,162 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,163 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:55:10,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,183 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,188 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,188 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,188 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,188 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:10,188 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,189 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,189 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,199 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:55:10,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,212 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,217 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,217 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,218 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,218 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:10,218 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,218 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,219 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,219 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,230 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:55:10,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,239 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,244 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,244 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,245 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,245 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:10,245 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,245 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,245 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,271 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 04:55:10,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,281 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,287 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,287 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:55:10,287 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,287 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:10,287 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,288 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,288 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,297 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:10,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,307 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,310 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,311 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:10,311 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,311 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:10,311 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,311 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,312 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,312 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,342 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:55:10,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,353 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,371 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,417 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,417 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 04:55:10,418 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:55:10,418 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 72 [2020-10-28 04:55:10,418 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:55:10,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:55:10,418 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 04:55:10,418 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,493 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2020-10-28 04:55:10,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,566 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,566 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 11 [2020-10-28 04:55:10,567 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 57 [2020-10-28 04:55:10,567 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:55:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:55:10,567 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 8 [2020-10-28 04:55:10,567 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,619 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2020-10-28 04:55:10,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,637 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,670 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,670 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 04:55:10,671 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,671 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 43 [2020-10-28 04:55:10,671 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 04:55:10,671 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,672 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,686 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:10,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,698 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,710 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,711 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:55:10,711 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,711 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 21 [2020-10-28 04:55:10,711 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,711 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,712 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,712 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,726 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:10,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,736 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,740 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,740 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:10,740 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,740 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:55:10,740 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,741 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,741 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,787 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:55:10,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,798 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,807 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,807 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:55:10,807 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,807 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:55:10,808 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,808 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,819 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:10,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,830 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:10,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:55:10,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,838 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:10,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 133 [2020-10-28 04:55:10,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:10,884 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:10,889 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:10,890 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:10,890 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:10,890 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 04:55:10,890 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:10,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:10,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:55:10,890 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:10,891 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:10,956 INFO L134 CoverageAnalysis]: Checked inductivity of 282 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-10-28 04:55:10,957 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2108056186] [2020-10-28 04:55:10,958 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 04:55:10,959 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2020-10-28 04:55:10,959 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [76865466] [2020-10-28 04:55:10,960 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 04:55:10,960 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:55:10,960 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 04:55:10,960 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2020-10-28 04:55:10,961 INFO L87 Difference]: Start difference. First operand 1785 states and 2316 transitions. Second operand 12 states. [2020-10-28 04:55:16,090 WARN L193 SmtUtils]: Spent 1.49 s on a formula simplification that was a NOOP. DAG size: 472 [2020-10-28 04:55:39,089 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:55:39,089 INFO L93 Difference]: Finished difference Result 4072 states and 5453 transitions. [2020-10-28 04:55:39,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-10-28 04:55:39,090 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 143 [2020-10-28 04:55:39,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:55:39,106 INFO L225 Difference]: With dead ends: 4072 [2020-10-28 04:55:39,106 INFO L226 Difference]: Without dead ends: 2319 [2020-10-28 04:55:39,112 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 19 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 3.5s TimeCoverageRelationStatistics Valid=106, Invalid=314, Unknown=0, NotChecked=0, Total=420 [2020-10-28 04:55:39,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2319 states. [2020-10-28 04:55:39,503 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2319 to 1787. [2020-10-28 04:55:39,503 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1787 states. [2020-10-28 04:55:39,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1787 states to 1787 states and 2318 transitions. [2020-10-28 04:55:39,512 INFO L78 Accepts]: Start accepts. Automaton has 1787 states and 2318 transitions. Word has length 143 [2020-10-28 04:55:39,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:55:39,513 INFO L481 AbstractCegarLoop]: Abstraction has 1787 states and 2318 transitions. [2020-10-28 04:55:39,513 INFO L482 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-10-28 04:55:39,513 INFO L276 IsEmpty]: Start isEmpty. Operand 1787 states and 2318 transitions. [2020-10-28 04:55:39,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2020-10-28 04:55:39,517 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:55:39,518 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 6, 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] [2020-10-28 04:55:39,518 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-10-28 04:55:39,518 INFO L429 AbstractCegarLoop]: === Iteration 4 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:55:39,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:55:39,519 INFO L82 PathProgramCache]: Analyzing trace with hash -1684276667, now seen corresponding path program 3 times [2020-10-28 04:55:39,519 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:55:39,519 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [810920780] [2020-10-28 04:55:39,519 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:55:39,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:39,753 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:39,883 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:40,028 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:44,722 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:44,723 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 199 [2020-10-28 04:55:44,723 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 3 [2020-10-28 04:55:44,723 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 5033 [2020-10-28 04:55:44,723 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:44,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 04:55:44,723 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 123 [2020-10-28 04:55:44,724 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 7 [2020-10-28 04:55:44,724 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:46,532 WARN L193 SmtUtils]: Spent 1.71 s on a formula simplification that was a NOOP. DAG size: 469 [2020-10-28 04:55:46,533 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:46,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,563 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,686 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,686 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:46,687 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,687 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 134 [2020-10-28 04:55:46,687 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,687 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,688 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,688 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:55:46,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:55:46,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,763 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,770 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,770 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,770 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,770 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:55:46,771 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,771 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,772 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:55:46,785 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:55:46,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,797 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,805 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,805 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,805 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,806 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 18 [2020-10-28 04:55:46,806 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,806 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,807 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,808 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 1 [2020-10-28 04:55:46,820 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:55:46,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,831 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,837 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,838 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,838 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,838 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:55:46,838 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,839 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,839 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:46,851 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:55:46,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,863 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,869 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,870 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,870 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,870 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:55:46,870 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,871 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,871 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:46,882 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:55:46,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,890 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,897 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,898 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,898 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,898 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:46,898 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,898 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,899 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,899 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:46,910 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:55:46,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,920 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,925 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,925 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,927 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,928 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:46,928 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,928 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,928 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:46,940 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:55:46,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,949 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,954 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,954 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,954 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,954 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:46,954 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,955 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,955 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:46,966 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:55:46,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:46,976 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:46,982 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:46,982 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:46,982 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:46,982 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:46,983 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:46,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:46,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:46,983 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:46,983 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:46,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:55:46,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,004 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,008 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,009 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:47,009 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,009 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:47,009 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,010 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,010 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,021 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:55:47,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,030 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,035 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,035 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:47,035 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,035 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 12 [2020-10-28 04:55:47,036 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,036 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,036 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,046 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:55:47,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,057 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,061 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:47,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:47,062 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,087 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 04:55:47,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,096 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,100 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,100 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:55:47,101 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,101 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:47,101 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,101 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,102 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,110 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:55:47,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:47,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:55:47,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,153 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:55:47,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,163 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,168 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,257 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,258 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 04:55:47,258 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 2 [2020-10-28 04:55:47,258 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 101 [2020-10-28 04:55:47,258 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 04:55:47,258 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:55:47,259 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 04:55:47,259 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,375 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 88 [2020-10-28 04:55:47,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,392 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,443 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,443 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 12 [2020-10-28 04:55:47,443 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,444 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 60 [2020-10-28 04:55:47,444 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 6 [2020-10-28 04:55:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 2 [2020-10-28 04:55:47,444 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 9 [2020-10-28 04:55:47,444 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,511 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2020-10-28 04:55:47,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,531 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,556 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,556 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 04:55:47,557 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,557 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 35 [2020-10-28 04:55:47,557 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 35 [2020-10-28 04:55:47,557 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,557 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,570 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:47,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,593 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,594 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:55:47,594 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,594 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 19 [2020-10-28 04:55:47,594 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,594 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,595 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,595 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:47,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,620 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,623 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,624 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:47,624 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,624 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:55:47,624 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,624 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,625 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,625 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,669 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:55:47,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,678 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,684 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,684 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:55:47,685 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,685 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:55:47,685 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,685 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,686 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:55:47,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,705 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,709 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,709 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:55:47,709 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,709 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:55:47,709 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:55:47,710 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,710 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,721 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 135 [2020-10-28 04:55:47,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:55:47,732 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:55:47,736 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:55:47,736 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:55:47,737 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:55:47,737 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 11 [2020-10-28 04:55:47,737 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:55:47,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:55:47,737 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 5 [2020-10-28 04:55:47,738 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:55:47,738 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:55:47,800 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 7 proven. 18 refuted. 0 times theorem prover too weak. 270 trivial. 0 not checked. [2020-10-28 04:55:47,801 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [810920780] [2020-10-28 04:55:47,801 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-10-28 04:55:47,801 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14] total 14 [2020-10-28 04:55:47,807 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1864938399] [2020-10-28 04:55:47,808 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2020-10-28 04:55:47,808 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:55:47,809 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2020-10-28 04:55:47,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=139, Unknown=0, NotChecked=0, Total=182 [2020-10-28 04:55:47,809 INFO L87 Difference]: Start difference. First operand 1787 states and 2318 transitions. Second operand 14 states. [2020-10-28 04:55:52,331 WARN L193 SmtUtils]: Spent 1.54 s on a formula simplification that was a NOOP. DAG size: 472 [2020-10-28 04:56:11,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-10-28 04:56:11,906 INFO L93 Difference]: Finished difference Result 4076 states and 5457 transitions. [2020-10-28 04:56:11,907 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-10-28 04:56:11,907 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 145 [2020-10-28 04:56:11,908 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-10-28 04:56:11,923 INFO L225 Difference]: With dead ends: 4076 [2020-10-28 04:56:11,923 INFO L226 Difference]: Without dead ends: 2321 [2020-10-28 04:56:11,930 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 46 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 94 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=128, Invalid=424, Unknown=0, NotChecked=0, Total=552 [2020-10-28 04:56:11,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2321 states. [2020-10-28 04:56:12,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2321 to 1789. [2020-10-28 04:56:12,398 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1789 states. [2020-10-28 04:56:12,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1789 states to 1789 states and 2320 transitions. [2020-10-28 04:56:12,407 INFO L78 Accepts]: Start accepts. Automaton has 1789 states and 2320 transitions. Word has length 145 [2020-10-28 04:56:12,408 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-10-28 04:56:12,408 INFO L481 AbstractCegarLoop]: Abstraction has 1789 states and 2320 transitions. [2020-10-28 04:56:12,408 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2020-10-28 04:56:12,408 INFO L276 IsEmpty]: Start isEmpty. Operand 1789 states and 2320 transitions. [2020-10-28 04:56:12,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2020-10-28 04:56:12,412 INFO L414 BasicCegarLoop]: Found error trace [2020-10-28 04:56:12,413 INFO L422 BasicCegarLoop]: trace histogram [12, 12, 12, 8, 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] [2020-10-28 04:56:12,413 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-10-28 04:56:12,413 INFO L429 AbstractCegarLoop]: === Iteration 5 === [reach_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-10-28 04:56:12,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-10-28 04:56:12,414 INFO L82 PathProgramCache]: Analyzing trace with hash 673061865, now seen corresponding path program 4 times [2020-10-28 04:56:12,414 INFO L162 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-10-28 04:56:12,414 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [325501237] [2020-10-28 04:56:12,414 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-10-28 04:56:12,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:12,567 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:14,636 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:14,636 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 201 [2020-10-28 04:56:14,636 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:14,637 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 2132 [2020-10-28 04:56:14,637 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:14,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 5 [2020-10-28 04:56:14,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 106 [2020-10-28 04:56:14,637 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 87 [2020-10-28 04:56:14,637 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,262 WARN L193 SmtUtils]: Spent 1.45 s on a formula simplification that was a NOOP. DAG size: 469 [2020-10-28 04:56:16,264 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:56:16,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,287 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,396 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,396 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:16,396 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,396 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 119 [2020-10-28 04:56:16,396 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,396 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,397 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,397 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:56:16,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,454 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,457 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,457 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,458 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,458 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:56:16,458 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,458 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,459 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,467 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-10-28 04:56:16,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,474 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,477 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,477 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,477 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,477 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 8 [2020-10-28 04:56:16,477 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,478 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,478 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,487 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2020-10-28 04:56:16,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,495 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,498 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,499 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,499 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,499 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:56:16,499 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,499 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,500 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,500 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,508 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2020-10-28 04:56:16,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,517 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,520 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,521 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,521 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,521 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:56:16,521 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,521 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,522 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,530 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 30 [2020-10-28 04:56:16,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,538 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,542 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,542 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,542 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,542 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:56:16,542 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,542 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,543 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,543 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,551 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2020-10-28 04:56:16,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,560 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,563 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,564 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,564 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,564 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:56:16,564 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,564 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,565 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,573 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-10-28 04:56:16,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,582 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,585 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,586 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,586 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,586 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:56:16,586 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,586 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,587 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,596 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 48 [2020-10-28 04:56:16,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,604 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,608 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,608 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,609 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,609 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 10 [2020-10-28 04:56:16,609 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,609 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,609 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,618 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2020-10-28 04:56:16,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,703 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,707 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,707 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,707 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,707 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 20 [2020-10-28 04:56:16,708 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,708 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,708 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,716 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2020-10-28 04:56:16,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,725 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,729 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,729 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,729 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,729 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:56:16,729 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,729 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,730 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,730 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2020-10-28 04:56:16,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,748 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,751 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,751 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:16,752 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,752 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:56:16,752 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:16,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,752 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:16,752 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,781 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2020-10-28 04:56:16,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,791 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,799 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,800 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:56:16,800 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,800 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 15 [2020-10-28 04:56:16,800 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:56:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,800 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:56:16,801 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,810 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-10-28 04:56:16,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,819 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,826 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,826 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:16,826 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,826 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:56:16,826 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,826 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:56:16,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,827 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 2 [2020-10-28 04:56:16,827 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,864 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2020-10-28 04:56:16,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,877 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,905 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,905 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:56:16,906 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,906 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 36 [2020-10-28 04:56:16,906 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:56:16,906 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,907 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 04:56:16,907 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:16,919 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 89 [2020-10-28 04:56:16,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:16,934 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:16,959 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:16,959 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 13 [2020-10-28 04:56:16,959 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:16,960 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 34 [2020-10-28 04:56:16,960 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:16,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:56:16,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:16,960 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 10 [2020-10-28 04:56:16,960 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:17,010 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 106 [2020-10-28 04:56:17,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:17,029 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:17,060 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:17,061 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 38 [2020-10-28 04:56:17,061 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:17,061 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 41 [2020-10-28 04:56:17,061 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:17,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 2 [2020-10-28 04:56:17,061 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:17,062 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 35 [2020-10-28 04:56:17,062 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:17,074 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:56:17,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:17,083 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:17,093 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:17,093 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 30 [2020-10-28 04:56:17,094 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:17,094 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 16 [2020-10-28 04:56:17,094 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:17,094 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:17,094 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:17,111 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:56:17,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:17,119 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:17,122 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:17,122 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:17,122 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:17,123 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:56:17,123 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:17,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:17,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:17,123 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:17,123 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:17,164 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-10-28 04:56:17,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:17,173 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:17,180 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:17,180 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 16 [2020-10-28 04:56:17,180 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:17,180 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 13 [2020-10-28 04:56:17,180 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:17,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:17,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:17,181 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:17,181 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:17,190 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-10-28 04:56:17,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:17,197 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:17,201 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:17,201 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 9 [2020-10-28 04:56:17,201 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:17,201 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 9 [2020-10-28 04:56:17,201 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:17,201 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 1 [2020-10-28 04:56:17,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:17,202 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 1 [2020-10-28 04:56:17,202 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:17,212 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 137 [2020-10-28 04:56:17,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-10-28 04:56:17,221 FATAL L256 erpolLogProxyWrapper]: Now shrinking... [2020-10-28 04:56:17,239 FATAL L256 erpolLogProxyWrapper]: Timeout: 5000 [2020-10-28 04:56:17,239 FATAL L256 erpolLogProxyWrapper]: Cardinality of Constraint set: 8 [2020-10-28 04:56:17,239 FATAL L256 erpolLogProxyWrapper]: Number of enumerated Muses: 1 [2020-10-28 04:56:17,240 FATAL L256 erpolLogProxyWrapper]: Time needed for enumeration: 25 [2020-10-28 04:56:17,240 FATAL L256 erpolLogProxyWrapper]: Heuristic: DEEPEST [2020-10-28 04:56:17,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has size: 4 [2020-10-28 04:56:17,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has depth: 1 [2020-10-28 04:56:17,240 FATAL L256 erpolLogProxyWrapper]: Chosen Mus has width: 5 [2020-10-28 04:56:17,240 FATAL L256 erpolLogProxyWrapper]: Time needed for Heuristics: 0 [2020-10-28 04:56:17,357 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 312 trivial. 0 not checked. [2020-10-28 04:56:17,357 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [325501237] [2020-10-28 04:56:17,358 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-10-28 04:56:17,358 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-10-28 04:56:17,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [42146617] [2020-10-28 04:56:17,358 INFO L461 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-10-28 04:56:17,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-10-28 04:56:17,359 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-10-28 04:56:17,359 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=103, Unknown=0, NotChecked=0, Total=132 [2020-10-28 04:56:17,359 INFO L87 Difference]: Start difference. First operand 1789 states and 2320 transitions. Second operand 12 states. [2020-10-28 04:56:21,983 WARN L193 SmtUtils]: Spent 1.56 s on a formula simplification that was a NOOP. DAG size: 471 [2020-10-28 04:56:28,972 WARN L193 SmtUtils]: Spent 3.05 s on a formula simplification. DAG size of input: 476 DAG size of output: 474 [2020-10-28 04:56:30,657 WARN L193 SmtUtils]: Spent 1.53 s on a formula simplification that was a NOOP. DAG size: 474 [2020-10-28 04:56:32,306 WARN L193 SmtUtils]: Spent 1.55 s on a formula simplification that was a NOOP. DAG size: 474 [2020-10-28 04:56:51,272 WARN L193 SmtUtils]: Spent 1.66 s on a formula simplification that was a NOOP. DAG size: 476