./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--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b 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--scsi--bnx2i--bnx2i.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 063e80a6567f3b510ecc2efbcb0a8f49fa12a56c608116a0a2a3dc1d5e72e4c2 --- Real Ultimate output --- This is Ultimate 0.2.2-839c364b5d67a0f615c82cb70ab247790648d4a9-839c364 [2021-12-14 18:21:44,512 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-14 18:21:44,514 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-14 18:21:44,542 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-14 18:21:44,543 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-14 18:21:44,546 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-14 18:21:44,548 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-14 18:21:44,554 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-14 18:21:44,556 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-14 18:21:44,562 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-14 18:21:44,563 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-14 18:21:44,564 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-14 18:21:44,564 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-14 18:21:44,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-14 18:21:44,567 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-14 18:21:44,568 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-14 18:21:44,569 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-14 18:21:44,569 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-14 18:21:44,570 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-14 18:21:44,575 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-14 18:21:44,579 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-14 18:21:44,579 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-14 18:21:44,581 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-14 18:21:44,582 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-14 18:21:44,583 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-14 18:21:44,584 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-14 18:21:44,584 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-14 18:21:44,585 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-14 18:21:44,586 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-14 18:21:44,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-14 18:21:44,587 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-14 18:21:44,588 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-14 18:21:44,588 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-14 18:21:44,589 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-14 18:21:44,590 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-14 18:21:44,591 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-14 18:21:44,591 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-14 18:21:44,592 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-14 18:21:44,592 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-14 18:21:44,592 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-14 18:21:44,593 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-14 18:21:44,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-14 18:21:44,617 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-14 18:21:44,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-14 18:21:44,618 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-14 18:21:44,618 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-14 18:21:44,619 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-14 18:21:44,620 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-14 18:21:44,620 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-14 18:21:44,620 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-14 18:21:44,620 INFO L138 SettingsManager]: * Use SBE=true [2021-12-14 18:21:44,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-14 18:21:44,621 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-14 18:21:44,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-14 18:21:44,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-14 18:21:44,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-14 18:21:44,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-14 18:21:44,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-14 18:21:44,622 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-14 18:21:44,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-14 18:21:44,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-14 18:21:44,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-14 18:21:44,622 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-14 18:21:44,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:21:44,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-14 18:21:44,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-14 18:21:44,623 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-14 18:21:44,623 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-14 18:21:44,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-14 18:21:44,624 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-14 18:21:44,624 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-14 18:21:44,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-14 18:21:44,624 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-14 18:21:44,624 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 063e80a6567f3b510ecc2efbcb0a8f49fa12a56c608116a0a2a3dc1d5e72e4c2 [2021-12-14 18:21:44,897 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-14 18:21:44,926 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-14 18:21:44,928 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-14 18:21:44,929 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-14 18:21:44,931 INFO L275 PluginConnector]: CDTParser initialized [2021-12-14 18:21:44,932 INFO L432 ainManager$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--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2021-12-14 18:21:45,035 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84560db38/bbc9159819894e23b99179c104e8eb5b/FLAG6b4250b26 [2021-12-14 18:21:45,735 INFO L306 CDTParser]: Found 1 translation units. [2021-12-14 18:21:45,736 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--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2021-12-14 18:21:45,782 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84560db38/bbc9159819894e23b99179c104e8eb5b/FLAG6b4250b26 [2021-12-14 18:21:46,017 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/84560db38/bbc9159819894e23b99179c104e8eb5b [2021-12-14 18:21:46,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-14 18:21:46,020 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-14 18:21:46,021 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-14 18:21:46,021 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-14 18:21:46,023 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-14 18:21:46,024 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:21:46" (1/1) ... [2021-12-14 18:21:46,024 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@181a515e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:46, skipping insertion in model container [2021-12-14 18:21:46,025 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 06:21:46" (1/1) ... [2021-12-14 18:21:46,029 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-14 18:21:46,161 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-14 18:21:48,646 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--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2021-12-14 18:21:48,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:21:48,744 INFO L203 MainTranslator]: Completed pre-run [2021-12-14 18:21:49,497 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--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i[478905,478918] [2021-12-14 18:21:49,517 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-14 18:21:49,659 INFO L208 MainTranslator]: Completed translation [2021-12-14 18:21:49,660 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49 WrapperNode [2021-12-14 18:21:49,661 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-14 18:21:49,662 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-14 18:21:49,662 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-14 18:21:49,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-14 18:21:49,666 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:49,785 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,032 INFO L137 Inliner]: procedures = 430, calls = 3991, calls flagged for inlining = 187, calls inlined = 181, statements flattened = 10047 [2021-12-14 18:21:50,033 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-14 18:21:50,034 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-14 18:21:50,034 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-14 18:21:50,034 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-14 18:21:50,040 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,097 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,098 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,246 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,273 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,395 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-14 18:21:50,396 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-14 18:21:50,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-14 18:21:50,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-14 18:21:50,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (1/1) ... [2021-12-14 18:21:50,401 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-14 18:21:50,411 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-14 18:21:50,435 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) [2021-12-14 18:21:50,448 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 [2021-12-14 18:21:50,459 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2021-12-14 18:21:50,459 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2021-12-14 18:21:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_put_rq_buf [2021-12-14 18:21:50,460 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_put_rq_buf [2021-12-14 18:21:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure __xchg_wrong_size [2021-12-14 18:21:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure wake_up_process [2021-12-14 18:21:50,460 INFO L138 BoogieDeclarations]: Found implementation of procedure wake_up_process [2021-12-14 18:21:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_unsol_pdu_adjust_rq [2021-12-14 18:21:50,460 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_unsol_pdu_adjust_rq [2021-12-14 18:21:50,460 INFO L130 BoogieDeclarations]: Found specification of procedure __iscsi_complete_pdu [2021-12-14 18:21:50,460 INFO L138 BoogieDeclarations]: Found implementation of procedure __iscsi_complete_pdu [2021-12-14 18:21:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2021-12-14 18:21:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2021-12-14 18:21:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2021-12-14 18:21:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2021-12-14 18:21:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_active_list_del [2021-12-14 18:21:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_active_list_del [2021-12-14 18:21:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2021-12-14 18:21:50,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2021-12-14 18:21:50,461 INFO L130 BoogieDeclarations]: Found specification of procedure ioremap_nocache [2021-12-14 18:21:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure ioremap_nocache [2021-12-14 18:21:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure __might_sleep [2021-12-14 18:21:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure __might_sleep [2021-12-14 18:21:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_create [2021-12-14 18:21:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_create [2021-12-14 18:21:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_destroy [2021-12-14 18:21:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_destroy [2021-12-14 18:21:50,462 INFO L130 BoogieDeclarations]: Found specification of procedure clear_bit [2021-12-14 18:21:50,462 INFO L138 BoogieDeclarations]: Found implementation of procedure clear_bit [2021-12-14 18:21:50,463 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_get_param [2021-12-14 18:21:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_get_param [2021-12-14 18:21:50,463 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_recover_target [2021-12-14 18:21:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_recover_target [2021-12-14 18:21:50,463 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2021-12-14 18:21:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2021-12-14 18:21:50,463 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_task_xmit [2021-12-14 18:21:50,463 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_task_xmit [2021-12-14 18:21:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_adapter_ready [2021-12-14 18:21:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_adapter_ready [2021-12-14 18:21:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_get_param [2021-12-14 18:21:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_get_param [2021-12-14 18:21:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_stats [2021-12-14 18:21:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_stats [2021-12-14 18:21:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_nl_mesg [2021-12-14 18:21:50,464 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_nl_mesg [2021-12-14 18:21:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_queuecommand [2021-12-14 18:21:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_queuecommand [2021-12-14 18:21:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2021-12-14 18:21:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2021-12-14 18:21:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_iscsi_nopout [2021-12-14 18:21:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_iscsi_nopout [2021-12-14 18:21:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_get_param [2021-12-14 18:21:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_get_param [2021-12-14 18:21:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_tear_down_conn [2021-12-14 18:21:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_tear_down_conn [2021-12-14 18:21:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-14 18:21:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_link_state [2021-12-14 18:21:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_link_state [2021-12-14 18:21:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_teardown [2021-12-14 18:21:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_teardown [2021-12-14 18:21:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_stop [2021-12-14 18:21:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_stop [2021-12-14 18:21:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure __rounddown_pow_of_two [2021-12-14 18:21:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure __rounddown_pow_of_two [2021-12-14 18:21:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2021-12-14 18:21:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2021-12-14 18:21:50,468 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2021-12-14 18:21:50,468 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2021-12-14 18:21:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure schedule [2021-12-14 18:21:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule [2021-12-14 18:21:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_send_pdu [2021-12-14 18:21:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_send_pdu [2021-12-14 18:21:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ring_dbell_update_sq_params [2021-12-14 18:21:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ring_dbell_update_sq_params [2021-12-14 18:21:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2021-12-14 18:21:50,469 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_done [2021-12-14 18:21:50,469 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_done [2021-12-14 18:21:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2021-12-14 18:21:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2021-12-14 18:21:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 18:21:50,470 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2021-12-14 18:21:50,470 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_iscsi_unmap_sg_list [2021-12-14 18:21:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_iscsi_unmap_sg_list [2021-12-14 18:21:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2021-12-14 18:21:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_unlock_bh [2021-12-14 18:21:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_unlock_bh [2021-12-14 18:21:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_release_free_cid_que [2021-12-14 18:21:50,471 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_release_free_cid_que [2021-12-14 18:21:50,471 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-14 18:21:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-12-14 18:21:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-12-14 18:21:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2021-12-14 18:21:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2021-12-14 18:21:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_set_param [2021-12-14 18:21:50,472 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_set_param [2021-12-14 18:21:50,472 INFO L130 BoogieDeclarations]: Found specification of procedure prepare_to_wait_event [2021-12-14 18:21:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure prepare_to_wait_event [2021-12-14 18:21:50,473 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iomap [2021-12-14 18:21:50,473 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iomap [2021-12-14 18:21:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2021-12-14 18:21:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2021-12-14 18:21:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_qp_resc [2021-12-14 18:21:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_qp_resc [2021-12-14 18:21:50,474 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_session_destroy [2021-12-14 18:21:50,474 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_session_destroy [2021-12-14 18:21:50,475 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_dev_to_hba [2021-12-14 18:21:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_dev_to_hba [2021-12-14 18:21:50,475 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_connect [2021-12-14 18:21:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_connect [2021-12-14 18:21:50,475 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2021-12-14 18:21:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2021-12-14 18:21:50,475 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_task_has_unsol_data [2021-12-14 18:21:50,475 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_task_has_unsol_data [2021-12-14 18:21:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-14 18:21:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_3 [2021-12-14 18:21:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_3 [2021-12-14 18:21:50,476 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_cid_num [2021-12-14 18:21:50,476 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_cid_num [2021-12-14 18:21:50,477 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_hw_ep_disconnect [2021-12-14 18:21:50,478 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_hw_ep_disconnect [2021-12-14 18:21:50,478 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2021-12-14 18:21:50,479 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2021-12-14 18:21:50,479 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-14 18:21:50,479 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_create [2021-12-14 18:21:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_create [2021-12-14 18:21:50,480 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cpu_callback [2021-12-14 18:21:50,480 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cpu_callback [2021-12-14 18:21:50,480 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_ofld_list_del [2021-12-14 18:21:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_ofld_list_del [2021-12-14 18:21:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-14 18:21:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure fls_long [2021-12-14 18:21:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure fls_long [2021-12-14 18:21:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2021-12-14 18:21:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_host_get_param [2021-12-14 18:21:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_host_get_param [2021-12-14 18:21:50,485 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_3 [2021-12-14 18:21:50,485 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_3 [2021-12-14 18:21:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_setup_cmd_wqe_template [2021-12-14 18:21:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_setup_cmd_wqe_template [2021-12-14 18:21:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_cleanup_task [2021-12-14 18:21:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_cleanup_task [2021-12-14 18:21:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:21:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2021-12-14 18:21:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_nl_set_path [2021-12-14 18:21:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_nl_set_path [2021-12-14 18:21:50,486 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_chip_cleanup [2021-12-14 18:21:50,486 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_chip_cleanup [2021-12-14 18:21:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_ep_poll [2021-12-14 18:21:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_ep_poll [2021-12-14 18:21:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_arm_cq_event_coalescing [2021-12-14 18:21:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_arm_cq_event_coalescing [2021-12-14 18:21:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2021-12-14 18:21:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2021-12-14 18:21:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure set_bit [2021-12-14 18:21:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure set_bit [2021-12-14 18:21:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2021-12-14 18:21:50,487 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2021-12-14 18:21:50,487 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_timeout [2021-12-14 18:21:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_timeout [2021-12-14 18:21:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure flush_signals [2021-12-14 18:21:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_signals [2021-12-14 18:21:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure writew [2021-12-14 18:21:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure writew [2021-12-14 18:21:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure finish_wait [2021-12-14 18:21:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure finish_wait [2021-12-14 18:21:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-14 18:21:50,488 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-14 18:21:50,488 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2021-12-14 18:21:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2021-12-14 18:21:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2021-12-14 18:21:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2021-12-14 18:21:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2021-12-14 18:21:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2021-12-14 18:21:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2021-12-14 18:21:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2021-12-14 18:21:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure msleep [2021-12-14 18:21:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure msleep [2021-12-14 18:21:50,489 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_lock_bh [2021-12-14 18:21:50,489 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_lock_bh [2021-12-14 18:21:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_write_unlock_bh [2021-12-14 18:21:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_write_unlock_bh [2021-12-14 18:21:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-12-14 18:21:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-12-14 18:21:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_recovery_que_add_conn [2021-12-14 18:21:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_recovery_que_add_conn [2021-12-14 18:21:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2021-12-14 18:21:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2021-12-14 18:21:50,490 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2021-12-14 18:21:50,490 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2021-12-14 18:21:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_attr_is_visible [2021-12-14 18:21:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_attr_is_visible [2021-12-14 18:21:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2021-12-14 18:21:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_read_lock_bh [2021-12-14 18:21:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_read_lock_bh [2021-12-14 18:21:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2021-12-14 18:21:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2021-12-14 18:21:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_scsi_cmd_resp [2021-12-14 18:21:50,491 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_scsi_cmd_resp [2021-12-14 18:21:50,491 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_destroy_cmd_pool [2021-12-14 18:21:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_destroy_cmd_pool [2021-12-14 18:21:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure list_del_init [2021-12-14 18:21:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del_init [2021-12-14 18:21:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2021-12-14 18:21:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2021-12-14 18:21:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2021-12-14 18:21:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2021-12-14 18:21:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_target_alloc [2021-12-14 18:21:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_target_alloc [2021-12-14 18:21:50,492 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2021-12-14 18:21:50,492 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2021-12-14 18:21:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-14 18:21:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-14 18:21:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_device_reset [2021-12-14 18:21:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_device_reset [2021-12-14 18:21:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-14 18:21:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-14 18:21:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_get_stats [2021-12-14 18:21:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_get_stats [2021-12-14 18:21:50,493 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2021-12-14 18:21:50,493 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2021-12-14 18:21:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_session_recovery_timedout [2021-12-14 18:21:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_session_recovery_timedout [2021-12-14 18:21:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_unregister_transport [2021-12-14 18:21:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_unregister_transport [2021-12-14 18:21:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-14 18:21:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2021-12-14 18:21:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2021-12-14 18:21:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-14 18:21:50,494 INFO L130 BoogieDeclarations]: Found specification of procedure add_timer [2021-12-14 18:21:50,494 INFO L138 BoogieDeclarations]: Found implementation of procedure add_timer [2021-12-14 18:21:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2021-12-14 18:21:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2021-12-14 18:21:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_itt_to_task [2021-12-14 18:21:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_itt_to_task [2021-12-14 18:21:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure signal_pending [2021-12-14 18:21:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure signal_pending [2021-12-14 18:21:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_write_cmd_bd_idx [2021-12-14 18:21:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_write_cmd_bd_idx [2021-12-14 18:21:50,495 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_host_for_each_session [2021-12-14 18:21:50,495 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_host_for_each_session [2021-12-14 18:21:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-14 18:21:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_bind [2021-12-14 18:21:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_bind [2021-12-14 18:21:50,496 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2021-12-14 18:21:50,496 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2021-12-14 18:21:50,497 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2021-12-14 18:21:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2021-12-14 18:21:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_process_new_cqes [2021-12-14 18:21:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_process_new_cqes [2021-12-14 18:21:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2021-12-14 18:21:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2021-12-14 18:21:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2021-12-14 18:21:50,499 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2021-12-14 18:21:50,499 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_ep [2021-12-14 18:21:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_ep [2021-12-14 18:21:50,500 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_conn_start [2021-12-14 18:21:50,500 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_conn_start [2021-12-14 18:21:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_find_hba_for_cnic [2021-12-14 18:21:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_find_hba_for_cnic [2021-12-14 18:21:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2021-12-14 18:21:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2021-12-14 18:21:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_hba [2021-12-14 18:21:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_hba [2021-12-14 18:21:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_change_queue_depth [2021-12-14 18:21:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_change_queue_depth [2021-12-14 18:21:50,501 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_free_mp_bdt [2021-12-14 18:21:50,501 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_free_mp_bdt [2021-12-14 18:21:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2021-12-14 18:21:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2021-12-14 18:21:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2021-12-14 18:21:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2021-12-14 18:21:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_destroy [2021-12-14 18:21:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_destroy [2021-12-14 18:21:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure constant_test_bit [2021-12-14 18:21:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure constant_test_bit [2021-12-14 18:21:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_rq_buf [2021-12-14 18:21:50,502 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_rq_buf [2021-12-14 18:21:50,502 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2021-12-14 18:21:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2021-12-14 18:21:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-14 18:21:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure is_power_of_2 [2021-12-14 18:21:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure is_power_of_2 [2021-12-14 18:21:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2021-12-14 18:21:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2021-12-14 18:21:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure pci_dev_put [2021-12-14 18:21:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_dev_put [2021-12-14 18:21:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure test_and_set_bit [2021-12-14 18:21:50,503 INFO L138 BoogieDeclarations]: Found implementation of procedure test_and_set_bit [2021-12-14 18:21:50,503 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2021-12-14 18:21:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2021-12-14 18:21:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_eh_abort [2021-12-14 18:21:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_eh_abort [2021-12-14 18:21:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-14 18:21:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~u32~0~TO~int [2021-12-14 18:21:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2021-12-14 18:21:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2021-12-14 18:21:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2021-12-14 18:21:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2021-12-14 18:21:50,504 INFO L130 BoogieDeclarations]: Found specification of procedure dev_to_shost [2021-12-14 18:21:50,504 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_to_shost [2021-12-14 18:21:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2021-12-14 18:21:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2021-12-14 18:21:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure __wake_up [2021-12-14 18:21:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure __wake_up [2021-12-14 18:21:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure iscsi_conn_teardown [2021-12-14 18:21:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure iscsi_conn_teardown [2021-12-14 18:21:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_percpu_thread_create [2021-12-14 18:21:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_percpu_thread_create [2021-12-14 18:21:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure cpu_maps_update_begin [2021-12-14 18:21:50,505 INFO L138 BoogieDeclarations]: Found implementation of procedure cpu_maps_update_begin [2021-12-14 18:21:50,505 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_send_fw_iscsi_init_msg [2021-12-14 18:21:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_send_fw_iscsi_init_msg [2021-12-14 18:21:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure pci_iounmap [2021-12-14 18:21:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_iounmap [2021-12-14 18:21:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2021-12-14 18:21:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2021-12-14 18:21:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2021-12-14 18:21:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2021-12-14 18:21:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure dma_alloc_attrs [2021-12-14 18:21:50,506 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_alloc_attrs [2021-12-14 18:21:50,506 INFO L130 BoogieDeclarations]: Found specification of procedure bnx2i_get_conn_from_id [2021-12-14 18:21:50,507 INFO L138 BoogieDeclarations]: Found implementation of procedure bnx2i_get_conn_from_id [2021-12-14 18:21:50,507 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-14 18:21:51,437 INFO L236 CfgBuilder]: Building ICFG [2021-12-14 18:21:51,440 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-14 18:21:51,598 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2021-12-14 18:22:14,577 INFO L277 CfgBuilder]: Performing block encoding [2021-12-14 18:22:14,594 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-14 18:22:14,594 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-12-14 18:22:14,599 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:22:14 BoogieIcfgContainer [2021-12-14 18:22:14,599 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-14 18:22:14,600 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-14 18:22:14,600 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-14 18:22:14,603 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-14 18:22:14,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 06:21:46" (1/3) ... [2021-12-14 18:22:14,603 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6350a384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:22:14, skipping insertion in model container [2021-12-14 18:22:14,603 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 06:21:49" (2/3) ... [2021-12-14 18:22:14,604 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6350a384 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 06:22:14, skipping insertion in model container [2021-12-14 18:22:14,604 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 06:22:14" (3/3) ... [2021-12-14 18:22:14,605 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--bnx2i--bnx2i.ko-entry_point.cil.out.i [2021-12-14 18:22:14,614 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-14 18:22:14,614 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-14 18:22:14,665 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-14 18:22:14,674 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 [2021-12-14 18:22:14,674 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-14 18:22:14,734 INFO L276 IsEmpty]: Start isEmpty. Operand has 3177 states, 2219 states have (on average 1.3609734114465977) internal successors, (3020), 2283 states have internal predecessors, (3020), 805 states have call successors, (805), 152 states have call predecessors, (805), 151 states have return successors, (797), 786 states have call predecessors, (797), 797 states have call successors, (797) [2021-12-14 18:22:14,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 342 [2021-12-14 18:22:14,773 INFO L506 BasicCegarLoop]: Found error trace [2021-12-14 18:22:14,774 INFO L514 BasicCegarLoop]: trace histogram [10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 6, 6, 6, 6, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-14 18:22:14,775 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-14 18:22:14,779 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-14 18:22:14,779 INFO L85 PathProgramCache]: Analyzing trace with hash -501892546, now seen corresponding path program 1 times [2021-12-14 18:22:14,787 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-14 18:22:14,788 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1171715888] [2021-12-14 18:22:14,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-14 18:22:14,789 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-14 18:22:15,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2021-12-14 18:22:15,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,345 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2021-12-14 18:22:15,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,369 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,379 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,404 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2021-12-14 18:22:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2021-12-14 18:22:15,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,555 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 70 [2021-12-14 18:22:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,573 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,587 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 86 [2021-12-14 18:22:15,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,617 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,629 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,645 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 102 [2021-12-14 18:22:15,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 118 [2021-12-14 18:22:15,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,692 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2021-12-14 18:22:15,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,731 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2021-12-14 18:22:15,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,767 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,788 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 166 [2021-12-14 18:22:15,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,803 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,816 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2021-12-14 18:22:15,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,825 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 182 [2021-12-14 18:22:15,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,838 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,847 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 193 [2021-12-14 18:22:15,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,859 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,870 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 204 [2021-12-14 18:22:15,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,883 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,892 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 215 [2021-12-14 18:22:15,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,904 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,923 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 226 [2021-12-14 18:22:15,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,935 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:15,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,965 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 250 [2021-12-14 18:22:15,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,977 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 264 [2021-12-14 18:22:15,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:15,988 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2021-12-14 18:22:15,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,006 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 278 [2021-12-14 18:22:16,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,015 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:16,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,032 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 290 [2021-12-14 18:22:16,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,041 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:16,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,051 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 304 [2021-12-14 18:22:16,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,060 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:16,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,067 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 316 [2021-12-14 18:22:16,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,081 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2021-12-14 18:22:16,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,089 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 328 [2021-12-14 18:22:16,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-14 18:22:16,098 INFO L134 CoverageAnalysis]: Checked inductivity of 778 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 778 trivial. 0 not checked. [2021-12-14 18:22:16,099 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-14 18:22:16,099 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1171715888] [2021-12-14 18:22:16,099 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1171715888] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-14 18:22:16,100 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-14 18:22:16,100 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2021-12-14 18:22:16,101 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751881163] [2021-12-14 18:22:16,101 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-14 18:22:16,104 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-12-14 18:22:16,104 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-14 18:22:16,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-12-14 18:22:16,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=28, Unknown=0, NotChecked=0, Total=42 [2021-12-14 18:22:16,128 INFO L87 Difference]: Start difference. First operand has 3177 states, 2219 states have (on average 1.3609734114465977) internal successors, (3020), 2283 states have internal predecessors, (3020), 805 states have call successors, (805), 152 states have call predecessors, (805), 151 states have return successors, (797), 786 states have call predecessors, (797), 797 states have call successors, (797) Second operand has 7 states, 7 states have (on average 15.571428571428571) internal successors, (109), 2 states have internal predecessors, (109), 2 states have call successors, (34), 7 states have call predecessors, (34), 2 states have return successors, (30), 2 states have call predecessors, (30), 2 states have call successors, (30) [2021-12-14 18:22:18,341 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:20,361 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:22,385 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:26,691 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.43s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:37,597 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:39,230 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.63s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:41,250 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:43,259 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:48,526 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:49,613 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-12-14 18:22:51,983 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []