./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--target--target_core_mod.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version fcb8e130 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--target--target_core_mod.ko-entry_point.cil.out.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 7aceac08b5f5d0f04474c9433d7a25047a0879d678b8ab169b0390ebdd3caf0e --- Real Ultimate output --- This is Ultimate 0.2.1-dev-fcb8e13 [2021-11-23 01:53:06,030 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 01:53:06,033 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 01:53:06,097 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 01:53:06,098 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 01:53:06,101 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 01:53:06,102 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 01:53:06,105 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 01:53:06,106 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 01:53:06,111 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 01:53:06,112 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 01:53:06,113 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 01:53:06,114 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 01:53:06,116 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 01:53:06,117 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 01:53:06,121 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 01:53:06,123 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 01:53:06,124 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 01:53:06,126 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 01:53:06,129 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 01:53:06,133 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 01:53:06,134 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 01:53:06,134 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 01:53:06,136 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 01:53:06,139 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 01:53:06,140 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 01:53:06,140 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 01:53:06,141 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 01:53:06,141 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 01:53:06,142 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 01:53:06,142 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 01:53:06,143 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 01:53:06,144 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 01:53:06,145 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 01:53:06,147 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 01:53:06,147 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 01:53:06,147 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 01:53:06,148 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 01:53:06,148 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 01:53:06,149 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 01:53:06,149 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 01:53:06,151 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-11-23 01:53:06,183 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 01:53:06,184 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 01:53:06,184 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 01:53:06,184 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 01:53:06,185 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 01:53:06,186 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 01:53:06,186 INFO L138 SettingsManager]: * Use SBE=true [2021-11-23 01:53:06,186 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 01:53:06,186 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 01:53:06,187 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 01:53:06,187 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 01:53:06,188 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 01:53:06,188 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 01:53:06,188 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 01:53:06,188 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 01:53:06,188 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 01:53:06,189 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 01:53:06,189 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 01:53:06,189 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 01:53:06,189 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:53:06,189 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 01:53:06,190 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 01:53:06,190 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 01:53:06,190 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-11-23 01:53:06,190 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 01:53:06,190 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-11-23 01:53:06,191 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-11-23 01:53:06,192 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 01:53:06,192 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 01:53:06,192 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7aceac08b5f5d0f04474c9433d7a25047a0879d678b8ab169b0390ebdd3caf0e [2021-11-23 01:53:06,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 01:53:06,394 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 01:53:06,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 01:53:06,397 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 01:53:06,397 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 01:53:06,398 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--target--target_core_mod.ko-entry_point.cil.out.i [2021-11-23 01:53:06,458 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd959d75/1067c2330f1841e8a02bd167138ac93a/FLAG8d658e299 [2021-11-23 01:53:07,784 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 01:53:07,784 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--target--target_core_mod.ko-entry_point.cil.out.i [2021-11-23 01:53:07,916 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd959d75/1067c2330f1841e8a02bd167138ac93a/FLAG8d658e299 [2021-11-23 01:53:08,240 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ecd959d75/1067c2330f1841e8a02bd167138ac93a [2021-11-23 01:53:08,242 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 01:53:08,243 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 01:53:08,245 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 01:53:08,245 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 01:53:08,248 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 01:53:08,248 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:08" (1/1) ... [2021-11-23 01:53:08,249 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@228fb0e2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:08, skipping insertion in model container [2021-11-23 01:53:08,249 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 01:53:08" (1/1) ... [2021-11-23 01:53:08,254 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 01:53:08,670 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 01:53:39,508 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--target--target_core_mod.ko-entry_point.cil.out.i[1888792,1888805] [2021-11-23 01:53:39,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:53:39,771 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 01:53:41,545 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--target--target_core_mod.ko-entry_point.cil.out.i[1888792,1888805] [2021-11-23 01:53:41,554 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 01:53:42,632 INFO L208 MainTranslator]: Completed translation [2021-11-23 01:53:42,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42 WrapperNode [2021-11-23 01:53:42,633 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 01:53:42,634 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 01:53:42,634 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 01:53:42,634 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 01:53:42,640 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:43,123 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:48,875 INFO L137 Inliner]: procedures = 1633, calls = 24134, calls flagged for inlining = 5680, calls inlined = 24553, statements flattened = 286192 [2021-11-23 01:53:48,876 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 01:53:48,877 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 01:53:48,877 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 01:53:48,877 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 01:53:48,885 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:48,886 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:50,272 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:50,273 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:53,289 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:53,976 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:54,777 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:55,825 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 01:53:55,826 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 01:53:55,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 01:53:55,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 01:53:55,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (1/1) ... [2021-11-23 01:53:55,832 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 01:53:55,843 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-11-23 01:53:55,864 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 01:53:55,884 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 01:53:55,896 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2021-11-23 01:53:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure spc_emulate_evpd_b0 [2021-11-23 01:53:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure spc_emulate_evpd_b0 [2021-11-23 01:53:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure compare_and_write_callback [2021-11-23 01:53:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure compare_and_write_callback [2021-11-23 01:53:55,897 INFO L130 BoogieDeclarations]: Found specification of procedure transport_deregister_session [2021-11-23 01:53:55,897 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_deregister_session [2021-11-23 01:53:55,898 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_port_link [2021-11-23 01:53:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_port_link [2021-11-23 01:53:55,898 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-11-23 01:53:55,898 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2021-11-23 01:53:55,898 INFO L130 BoogieDeclarations]: Found specification of procedure target_restart_delayed_cmds [2021-11-23 01:53:55,898 INFO L138 BoogieDeclarations]: Found implementation of procedure target_restart_delayed_cmds [2021-11-23 01:53:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure target_qf_do_work [2021-11-23 01:53:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure target_qf_do_work [2021-11-23 01:53:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure core_scsi3_emulate_pro_register_and_move [2021-11-23 01:53:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure core_scsi3_emulate_pro_register_and_move [2021-11-23 01:53:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 01:53:55,899 INFO L130 BoogieDeclarations]: Found specification of procedure core_tmr_abort_task [2021-11-23 01:53:55,899 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tmr_abort_task [2021-11-23 01:53:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure percpu_ref_put_many [2021-11-23 01:53:55,900 INFO L138 BoogieDeclarations]: Found implementation of procedure percpu_ref_put_many [2021-11-23 01:53:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2021-11-23 01:53:55,900 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2021-11-23 01:53:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 01:53:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2021-11-23 01:53:55,900 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 01:53:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure core_scsi3_alloc_registration [2021-11-23 01:53:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure core_scsi3_alloc_registration [2021-11-23 01:53:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure percpu_ref_put___0 [2021-11-23 01:53:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure percpu_ref_put___0 [2021-11-23 01:53:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure percpu_ref_put___1 [2021-11-23 01:53:55,901 INFO L138 BoogieDeclarations]: Found implementation of procedure percpu_ref_put___1 [2021-11-23 01:53:55,901 INFO L130 BoogieDeclarations]: Found specification of procedure target_complete_failure_work [2021-11-23 01:53:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure target_complete_failure_work [2021-11-23 01:53:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure target_free_device [2021-11-23 01:53:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure target_free_device [2021-11-23 01:53:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure sbc_get_write_same_sectors [2021-11-23 01:53:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure sbc_get_write_same_sectors [2021-11-23 01:53:55,902 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put_spinlock_irqsave [2021-11-23 01:53:55,902 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put_spinlock_irqsave [2021-11-23 01:53:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 01:53:55,903 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 01:53:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure core_disable_device_list_for_node [2021-11-23 01:53:55,903 INFO L138 BoogieDeclarations]: Found implementation of procedure core_disable_device_list_for_node [2021-11-23 01:53:55,903 INFO L130 BoogieDeclarations]: Found specification of procedure target_core_make_subdev [2021-11-23 01:53:55,903 INFO L138 BoogieDeclarations]: Found implementation of procedure target_core_make_subdev [2021-11-23 01:53:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-11-23 01:53:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure target_wait_for_sess_cmds [2021-11-23 01:53:55,904 INFO L138 BoogieDeclarations]: Found implementation of procedure target_wait_for_sess_cmds [2021-11-23 01:53:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure transport_write_pending_qf [2021-11-23 01:53:55,904 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_write_pending_qf [2021-11-23 01:53:55,904 INFO L130 BoogieDeclarations]: Found specification of procedure target_emulate_set_target_port_groups [2021-11-23 01:53:55,904 INFO L138 BoogieDeclarations]: Found implementation of procedure target_emulate_set_target_port_groups [2021-11-23 01:53:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 01:53:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure core_scsi3_decode_spec_i_port [2021-11-23 01:53:55,905 INFO L138 BoogieDeclarations]: Found implementation of procedure core_scsi3_decode_spec_i_port [2021-11-23 01:53:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_release_wwn [2021-11-23 01:53:55,905 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_release_wwn [2021-11-23 01:53:55,905 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~sector_t~0 [2021-11-23 01:53:55,905 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~sector_t~0 [2021-11-23 01:53:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure core_tmr_lun_reset [2021-11-23 01:53:55,906 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tmr_lun_reset [2021-11-23 01:53:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure sbc_check_dpofua [2021-11-23 01:53:55,906 INFO L138 BoogieDeclarations]: Found implementation of procedure sbc_check_dpofua [2021-11-23 01:53:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 01:53:55,906 INFO L130 BoogieDeclarations]: Found specification of procedure core_scsi3_pro_preempt [2021-11-23 01:53:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure core_scsi3_pro_preempt [2021-11-23 01:53:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure target_release_cmd_kref [2021-11-23 01:53:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure target_release_cmd_kref [2021-11-23 01:53:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure core_alua_do_transition_tg_pt [2021-11-23 01:53:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure core_alua_do_transition_tg_pt [2021-11-23 01:53:55,907 INFO L130 BoogieDeclarations]: Found specification of procedure transport_check_aborted_status [2021-11-23 01:53:55,907 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_check_aborted_status [2021-11-23 01:53:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure target_core_hba_release [2021-11-23 01:53:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure target_core_hba_release [2021-11-23 01:53:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 01:53:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure __target_execute_cmd [2021-11-23 01:53:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure __target_execute_cmd [2021-11-23 01:53:55,908 INFO L130 BoogieDeclarations]: Found specification of procedure core_tmr_drain_tmr_list [2021-11-23 01:53:55,908 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tmr_drain_tmr_list [2021-11-23 01:53:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure target_xcopy_read_source [2021-11-23 01:53:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure target_xcopy_read_source [2021-11-23 01:53:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_new_cmd [2021-11-23 01:53:55,909 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_new_cmd [2021-11-23 01:53:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-11-23 01:53:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-11-23 01:53:55,909 INFO L130 BoogieDeclarations]: Found specification of procedure sbc_emulate_readcapacity_16 [2021-11-23 01:53:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure sbc_emulate_readcapacity_16 [2021-11-23 01:53:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_request_failure [2021-11-23 01:53:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_request_failure [2021-11-23 01:53:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure percpu_ref_put_many___0 [2021-11-23 01:53:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure percpu_ref_put_many___0 [2021-11-23 01:53:55,910 INFO L130 BoogieDeclarations]: Found specification of procedure percpu_ref_put_many___1 [2021-11-23 01:53:55,910 INFO L138 BoogieDeclarations]: Found implementation of procedure percpu_ref_put_many___1 [2021-11-23 01:53:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure target_write_prot_action [2021-11-23 01:53:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure target_write_prot_action [2021-11-23 01:53:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 01:53:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-23 01:53:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure transport_complete_task_attr [2021-11-23 01:53:55,911 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_complete_task_attr [2021-11-23 01:53:55,911 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:53:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-11-23 01:53:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure transport_lun_remove_cmd [2021-11-23 01:53:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_lun_remove_cmd [2021-11-23 01:53:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~sense_reason_t~0 [2021-11-23 01:53:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~sense_reason_t~0 [2021-11-23 01:53:55,912 INFO L130 BoogieDeclarations]: Found specification of procedure core_tmr_drain_state_list [2021-11-23 01:53:55,912 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tmr_drain_state_list [2021-11-23 01:53:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure target_check_fua [2021-11-23 01:53:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure target_check_fua [2021-11-23 01:53:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure transport_complete_qf [2021-11-23 01:53:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_complete_qf [2021-11-23 01:53:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure core_alua_do_port_transition [2021-11-23 01:53:55,913 INFO L138 BoogieDeclarations]: Found implementation of procedure core_alua_do_port_transition [2021-11-23 01:53:55,913 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_destroy_workqueue_90 [2021-11-23 01:53:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_destroy_workqueue_90 [2021-11-23 01:53:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_delayed_work_329 [2021-11-23 01:53:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_delayed_work_329 [2021-11-23 01:53:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_delayed_work_328 [2021-11-23 01:53:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_delayed_work_328 [2021-11-23 01:53:55,914 INFO L130 BoogieDeclarations]: Found specification of procedure core_scsi3_emulate_pro_preempt [2021-11-23 01:53:55,914 INFO L138 BoogieDeclarations]: Found implementation of procedure core_scsi3_emulate_pro_preempt [2021-11-23 01:53:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_tpg_release [2021-11-23 01:53:55,915 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_tpg_release [2021-11-23 01:53:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_np_base_release [2021-11-23 01:53:55,915 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_np_base_release [2021-11-23 01:53:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure target_alloc_device [2021-11-23 01:53:55,915 INFO L138 BoogieDeclarations]: Found implementation of procedure target_alloc_device [2021-11-23 01:53:55,915 INFO L130 BoogieDeclarations]: Found specification of procedure transport_handle_cdb_direct [2021-11-23 01:53:55,916 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_handle_cdb_direct [2021-11-23 01:53:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 01:53:55,916 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-11-23 01:53:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure spc_emulate_inquiry [2021-11-23 01:53:55,916 INFO L138 BoogieDeclarations]: Found implementation of procedure spc_emulate_inquiry [2021-11-23 01:53:55,916 INFO L130 BoogieDeclarations]: Found specification of procedure transport_cmd_check_stop [2021-11-23 01:53:55,916 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_cmd_check_stop [2021-11-23 01:53:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure target_core_alua_tg_pt_gp_release [2021-11-23 01:53:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure target_core_alua_tg_pt_gp_release [2021-11-23 01:53:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure target_put_nacl [2021-11-23 01:53:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure target_put_nacl [2021-11-23 01:53:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure percpu_ref_put [2021-11-23 01:53:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure percpu_ref_put [2021-11-23 01:53:55,917 INFO L130 BoogieDeclarations]: Found specification of procedure target_scsi3_emulate_pr_out [2021-11-23 01:53:55,917 INFO L138 BoogieDeclarations]: Found implementation of procedure target_scsi3_emulate_pr_out [2021-11-23 01:53:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_del_initiator_node_acl [2021-11-23 01:53:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_del_initiator_node_acl [2021-11-23 01:53:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure target_put_session [2021-11-23 01:53:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure target_put_session [2021-11-23 01:53:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure core_free_device_list_for_node [2021-11-23 01:53:55,918 INFO L138 BoogieDeclarations]: Found implementation of procedure core_free_device_list_for_node [2021-11-23 01:53:55,918 INFO L130 BoogieDeclarations]: Found specification of procedure spc_emulate_modesense [2021-11-23 01:53:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure spc_emulate_modesense [2021-11-23 01:53:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure target_core_show_dev_info [2021-11-23 01:53:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure target_core_show_dev_info [2021-11-23 01:53:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure target_complete_tmr_failure [2021-11-23 01:53:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure target_complete_tmr_failure [2021-11-23 01:53:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure spc_modesense_caching [2021-11-23 01:53:55,919 INFO L138 BoogieDeclarations]: Found implementation of procedure spc_modesense_caching [2021-11-23 01:53:55,919 INFO L130 BoogieDeclarations]: Found specification of procedure target_tmr_work [2021-11-23 01:53:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure target_tmr_work [2021-11-23 01:53:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure core_clear_lun_from_tpg [2021-11-23 01:53:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure core_clear_lun_from_tpg [2021-11-23 01:53:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 01:53:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-11-23 01:53:55,920 INFO L130 BoogieDeclarations]: Found specification of procedure target_complete_ok_work [2021-11-23 01:53:55,920 INFO L138 BoogieDeclarations]: Found implementation of procedure target_complete_ok_work [2021-11-23 01:53:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure target_setup_cmd_from_cdb [2021-11-23 01:53:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure target_setup_cmd_from_cdb [2021-11-23 01:53:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure transport_send_task_abort [2021-11-23 01:53:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_send_task_abort [2021-11-23 01:53:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure target_xcopy_issue_pt_cmd [2021-11-23 01:53:55,921 INFO L138 BoogieDeclarations]: Found implementation of procedure target_xcopy_issue_pt_cmd [2021-11-23 01:53:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-23 01:53:55,921 INFO L130 BoogieDeclarations]: Found specification of procedure target_xcopy_do_work [2021-11-23 01:53:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure target_xcopy_do_work [2021-11-23 01:53:55,922 INFO L130 BoogieDeclarations]: Found specification of procedure transport_wait_for_tasks [2021-11-23 01:53:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_wait_for_tasks [2021-11-23 01:53:55,922 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~int [2021-11-23 01:53:55,922 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u8~0~X~$Pointer$~TO~int [2021-11-23 01:53:55,922 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 01:53:55,922 INFO L130 BoogieDeclarations]: Found specification of procedure core_alua_queue_state_change_ua [2021-11-23 01:53:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure core_alua_queue_state_change_ua [2021-11-23 01:53:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure transport_put_cmd [2021-11-23 01:53:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_put_cmd [2021-11-23 01:53:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_2 [2021-11-23 01:53:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_2 [2021-11-23 01:53:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure rd_parse_cdb [2021-11-23 01:53:55,923 INFO L138 BoogieDeclarations]: Found implementation of procedure rd_parse_cdb [2021-11-23 01:53:55,923 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_remove_lun [2021-11-23 01:53:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_remove_lun [2021-11-23 01:53:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure core_alua_do_transition_tg_pt_work [2021-11-23 01:53:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure core_alua_do_transition_tg_pt_work [2021-11-23 01:53:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure transport_send_check_condition_and_sense [2021-11-23 01:53:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_send_check_condition_and_sense [2021-11-23 01:53:55,924 INFO L130 BoogieDeclarations]: Found specification of procedure transport_generic_free_cmd [2021-11-23 01:53:55,924 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_generic_free_cmd [2021-11-23 01:53:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure spc_emulate_evpd_86 [2021-11-23 01:53:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure spc_emulate_evpd_86 [2021-11-23 01:53:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure target_check_wce [2021-11-23 01:53:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure target_check_wce [2021-11-23 01:53:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure sbc_parse_cdb [2021-11-23 01:53:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure sbc_parse_cdb [2021-11-23 01:53:55,925 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_2 [2021-11-23 01:53:55,925 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_2 [2021-11-23 01:53:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure transport_cmd_finish_abort [2021-11-23 01:53:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_cmd_finish_abort [2021-11-23 01:53:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure core_alua_free_tg_pt_gp [2021-11-23 01:53:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure core_alua_free_tg_pt_gp [2021-11-23 01:53:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2021-11-23 01:53:55,926 INFO L130 BoogieDeclarations]: Found specification of procedure transport_release_cmd [2021-11-23 01:53:55,926 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_release_cmd [2021-11-23 01:53:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure core_scsi3_lunacl_undepend_item [2021-11-23 01:53:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure core_scsi3_lunacl_undepend_item [2021-11-23 01:53:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure core_tmr_handle_tas_abort [2021-11-23 01:53:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tmr_handle_tas_abort [2021-11-23 01:53:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~bool~0~TO~~sense_reason_t~0 [2021-11-23 01:53:55,927 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~bool~0~TO~~sense_reason_t~0 [2021-11-23 01:53:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure __cmpxchg_wrong_size [2021-11-23 01:53:55,927 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2021-11-23 01:53:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2021-11-23 01:53:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-23 01:53:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure __core_scsi3_alloc_registration [2021-11-23 01:53:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure __core_scsi3_alloc_registration [2021-11-23 01:53:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure core_delete_hba [2021-11-23 01:53:55,928 INFO L138 BoogieDeclarations]: Found implementation of procedure core_delete_hba [2021-11-23 01:53:55,928 INFO L130 BoogieDeclarations]: Found specification of procedure target_release_session [2021-11-23 01:53:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure target_release_session [2021-11-23 01:53:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure core_tpg_deregister [2021-11-23 01:53:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure core_tpg_deregister [2021-11-23 01:53:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-23 01:53:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2021-11-23 01:53:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 01:53:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~int [2021-11-23 01:53:55,929 INFO L130 BoogieDeclarations]: Found specification of procedure transport_cmd_check_stop_to_fabric [2021-11-23 01:53:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure transport_cmd_check_stop_to_fabric [2021-11-23 01:53:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 01:53:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure target_xcopy_write_destination [2021-11-23 01:53:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure target_xcopy_write_destination [2021-11-23 01:53:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure target_fabric_nacl_base_release [2021-11-23 01:53:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure target_fabric_nacl_base_release [2021-11-23 01:53:55,930 INFO L130 BoogieDeclarations]: Found specification of procedure __core_scsi3_add_registration [2021-11-23 01:53:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __core_scsi3_add_registration [2021-11-23 01:53:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure target_core_store_dev_control [2021-11-23 01:53:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure target_core_store_dev_control [2021-11-23 01:53:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 01:53:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~$Pointer$ [2021-11-23 01:53:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure target_core_dev_release [2021-11-23 01:53:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure target_core_dev_release [2021-11-23 01:53:55,931 INFO L130 BoogieDeclarations]: Found specification of procedure target_xcopy_setup_pt_cmd [2021-11-23 01:53:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure target_xcopy_setup_pt_cmd [2021-11-23 01:53:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure spc_emulate_modeselect [2021-11-23 01:53:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure spc_emulate_modeselect [2021-11-23 01:53:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~~sense_reason_t~0 [2021-11-23 01:53:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~~sense_reason_t~0 [2021-11-23 01:53:55,932 INFO L130 BoogieDeclarations]: Found specification of procedure target_execute_cmd [2021-11-23 01:53:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure target_execute_cmd [2021-11-23 01:53:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure core_scsi3_emulate_pro_register [2021-11-23 01:53:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure core_scsi3_emulate_pro_register [2021-11-23 01:53:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 01:53:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure target_put_sess_cmd [2021-11-23 01:53:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure target_put_sess_cmd [2021-11-23 01:53:55,933 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2021-11-23 01:54:02,667 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 01:54:02,671 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 01:57:56,073 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 01:57:56,208 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 01:57:56,209 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-23 01:57:56,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:57:56 BoogieIcfgContainer [2021-11-23 01:57:56,250 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 01:57:56,251 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 01:57:56,251 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 01:57:56,258 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 01:57:56,258 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 01:53:08" (1/3) ... [2021-11-23 01:57:56,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79861cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:57:56, skipping insertion in model container [2021-11-23 01:57:56,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 01:53:42" (2/3) ... [2021-11-23 01:57:56,259 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@79861cae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 01:57:56, skipping insertion in model container [2021-11-23 01:57:56,259 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 01:57:56" (3/3) ... [2021-11-23 01:57:56,261 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--target--target_core_mod.ko-entry_point.cil.out.i [2021-11-23 01:57:56,265 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 01:57:56,265 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 195 error locations. [2021-11-23 01:57:56,415 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 01:57:56,420 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-11-23 01:57:56,420 INFO L340 AbstractCegarLoop]: Starting to check reachability of 195 error locations. [2021-11-23 01:57:57,238 INFO L276 IsEmpty]: Start isEmpty. Operand has 58665 states, 57913 states have (on average 1.4450986825065184) internal successors, (83690), 58157 states have internal predecessors, (83690), 437 states have call successors, (437), 119 states have call predecessors, (437), 119 states have return successors, (437), 417 states have call predecessors, (437), 437 states have call successors, (437) [2021-11-23 01:57:57,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 988 [2021-11-23 01:57:57,289 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:57:57,290 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:57:57,291 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [target_core_make_subdevErr0ASSERT_VIOLATIONERROR_FUNCTION, target_core_make_subdevErr1ASSERT_VIOLATIONERROR_FUNCTION, target_core_make_subdevErr2ASSERT_VIOLATIONERROR_FUNCTION (and 192 more)] === [2021-11-23 01:57:57,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:57:57,314 INFO L85 PathProgramCache]: Analyzing trace with hash 1790256734, now seen corresponding path program 1 times [2021-11-23 01:57:57,323 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 01:57:57,325 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [610550587] [2021-11-23 01:57:57,325 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:57:57,326 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:00,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:02,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:02,835 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 01:58:02,835 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [610550587] [2021-11-23 01:58:02,836 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [610550587] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:58:02,836 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:58:02,837 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-11-23 01:58:02,838 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1928383921] [2021-11-23 01:58:02,839 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:58:02,848 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-23 01:58:02,849 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 01:58:02,876 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-23 01:58:02,877 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 01:58:02,965 INFO L87 Difference]: Start difference. First operand has 58665 states, 57913 states have (on average 1.4450986825065184) internal successors, (83690), 58157 states have internal predecessors, (83690), 437 states have call successors, (437), 119 states have call predecessors, (437), 119 states have return successors, (437), 417 states have call predecessors, (437), 437 states have call successors, (437) Second operand has 2 states, 2 states have (on average 493.5) internal successors, (987), 2 states have internal predecessors, (987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:58:05,490 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:58:05,490 INFO L93 Difference]: Finished difference Result 117131 states and 169350 transitions. [2021-11-23 01:58:05,491 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-23 01:58:05,493 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 493.5) internal successors, (987), 2 states have internal predecessors, (987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 987 [2021-11-23 01:58:05,493 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:58:05,909 INFO L225 Difference]: With dead ends: 117131 [2021-11-23 01:58:05,909 INFO L226 Difference]: Without dead ends: 57627 [2021-11-23 01:58:06,382 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-23 01:58:06,386 INFO L933 BasicCegarLoop]: 82749 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 82749 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-23 01:58:06,386 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 82749 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-23 01:58:06,508 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57627 states. [2021-11-23 01:58:07,886 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57627 to 57627. [2021-11-23 01:58:07,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57627 states, 56876 states have (on average 1.410173007947113) internal successors, (80205), 57120 states have internal predecessors, (80205), 437 states have call successors, (437), 119 states have call predecessors, (437), 119 states have return successors, (436), 416 states have call predecessors, (436), 436 states have call successors, (436) [2021-11-23 01:58:08,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57627 states to 57627 states and 81078 transitions. [2021-11-23 01:58:08,519 INFO L78 Accepts]: Start accepts. Automaton has 57627 states and 81078 transitions. Word has length 987 [2021-11-23 01:58:08,521 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-23 01:58:08,521 INFO L470 AbstractCegarLoop]: Abstraction has 57627 states and 81078 transitions. [2021-11-23 01:58:08,522 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 493.5) internal successors, (987), 2 states have internal predecessors, (987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:58:08,522 INFO L276 IsEmpty]: Start isEmpty. Operand 57627 states and 81078 transitions. [2021-11-23 01:58:08,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 988 [2021-11-23 01:58:08,567 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 01:58:08,568 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-23 01:58:08,568 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-11-23 01:58:08,568 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [target_core_make_subdevErr0ASSERT_VIOLATIONERROR_FUNCTION, target_core_make_subdevErr1ASSERT_VIOLATIONERROR_FUNCTION, target_core_make_subdevErr2ASSERT_VIOLATIONERROR_FUNCTION (and 192 more)] === [2021-11-23 01:58:08,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 01:58:08,569 INFO L85 PathProgramCache]: Analyzing trace with hash 1926577552, now seen corresponding path program 1 times [2021-11-23 01:58:08,569 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-11-23 01:58:08,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2014395708] [2021-11-23 01:58:08,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 01:58:08,570 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:58:14,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:58:16,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:58:16,429 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-11-23 01:58:16,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2014395708] [2021-11-23 01:58:16,429 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2014395708] provided 1 perfect and 0 imperfect interpolant sequences [2021-11-23 01:58:16,429 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-11-23 01:58:16,429 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-11-23 01:58:16,429 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1593396353] [2021-11-23 01:58:16,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-23 01:58:16,431 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-11-23 01:58:16,431 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-11-23 01:58:16,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-11-23 01:58:16,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:58:16,432 INFO L87 Difference]: Start difference. First operand 57627 states and 81078 transitions. Second operand has 3 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-23 01:58:20,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-23 01:58:20,506 INFO L93 Difference]: Finished difference Result 170831 states and 241007 transitions. [2021-11-23 01:58:20,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-11-23 01:58:20,507 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 329.0) internal successors, (987), 3 states have internal predecessors, (987), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 987 [2021-11-23 01:58:20,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-23 01:58:21,272 INFO L225 Difference]: With dead ends: 170831 [2021-11-23 01:58:21,273 INFO L226 Difference]: Without dead ends: 114156 [2021-11-23 01:58:21,844 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-11-23 01:58:21,845 INFO L933 BasicCegarLoop]: 81513 mSDtfsCounter, 80865 mSDsluCounter, 80058 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 80865 SdHoareTripleChecker+Valid, 161571 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.3s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2021-11-23 01:58:21,845 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [80865 Valid, 161571 Invalid, 8 Unknown, 0 Unchecked, 0.3s Time], IncrementalHoareTripleChecker [2 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2021-11-23 01:58:21,983 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114156 states. [2021-11-23 01:58:24,112 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114156 to 113149. [2021-11-23 01:58:24,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113149 states, 111842 states have (on average 1.4161316857709985) internal successors, (158383), 112136 states have internal predecessors, (158383), 874 states have call successors, (874), 238 states have call predecessors, (874), 238 states have return successors, (872), 832 states have call predecessors, (872), 872 states have call successors, (872)