./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--ips.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 35987657 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--ips.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 4a4f053d4c8e05b05b5c7887f5d3a3e872b1a59439c17cfd3f803da6611a851a --- Real Ultimate output --- This is Ultimate 0.2.2-?-3598765 [2022-07-21 13:02:33,862 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-07-21 13:02:33,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-07-21 13:02:33,907 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-07-21 13:02:33,908 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-07-21 13:02:33,909 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-07-21 13:02:33,913 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-07-21 13:02:33,916 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-07-21 13:02:33,917 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-07-21 13:02:33,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-07-21 13:02:33,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-07-21 13:02:33,927 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-07-21 13:02:33,928 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-07-21 13:02:33,930 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-07-21 13:02:33,931 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-07-21 13:02:33,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-07-21 13:02:33,934 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-07-21 13:02:33,935 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-07-21 13:02:33,937 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-07-21 13:02:33,942 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-07-21 13:02:33,944 INFO L181 SettingsManager]: Resetting HornVerifier preferences to default values [2022-07-21 13:02:33,945 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-07-21 13:02:33,946 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-07-21 13:02:33,947 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-07-21 13:02:33,949 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-07-21 13:02:33,955 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-07-21 13:02:33,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-07-21 13:02:33,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-07-21 13:02:33,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-07-21 13:02:33,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-07-21 13:02:33,958 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-07-21 13:02:33,958 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-07-21 13:02:33,960 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-07-21 13:02:33,960 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-07-21 13:02:33,962 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-07-21 13:02:33,964 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-07-21 13:02:33,964 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-07-21 13:02:33,965 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-07-21 13:02:33,965 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-07-21 13:02:33,965 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-07-21 13:02:33,966 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-07-21 13:02:33,967 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-07-21 13:02:33,975 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-07-21 13:02:34,011 INFO L113 SettingsManager]: Loading preferences was successful [2022-07-21 13:02:34,013 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-07-21 13:02:34,013 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-07-21 13:02:34,013 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-07-21 13:02:34,014 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-07-21 13:02:34,014 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-07-21 13:02:34,015 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-07-21 13:02:34,015 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-07-21 13:02:34,016 INFO L138 SettingsManager]: * Use SBE=true [2022-07-21 13:02:34,016 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-07-21 13:02:34,017 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-07-21 13:02:34,017 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-07-21 13:02:34,017 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-07-21 13:02:34,017 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-07-21 13:02:34,018 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-07-21 13:02:34,018 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-07-21 13:02:34,018 INFO L138 SettingsManager]: * Use constant arrays=true [2022-07-21 13:02:34,018 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-07-21 13:02:34,019 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-07-21 13:02:34,019 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-07-21 13:02:34,019 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-07-21 13:02:34,019 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:02:34,020 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-07-21 13:02:34,020 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-07-21 13:02:34,020 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-07-21 13:02:34,020 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-07-21 13:02:34,020 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-07-21 13:02:34,021 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-07-21 13:02:34,021 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-07-21 13:02:34,021 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-07-21 13:02:34,022 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 4a4f053d4c8e05b05b5c7887f5d3a3e872b1a59439c17cfd3f803da6611a851a [2022-07-21 13:02:34,377 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-07-21 13:02:34,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-07-21 13:02:34,410 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-07-21 13:02:34,411 INFO L271 PluginConnector]: Initializing CDTParser... [2022-07-21 13:02:34,412 INFO L275 PluginConnector]: CDTParser initialized [2022-07-21 13:02:34,413 INFO L432 ainManager$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--ips.ko-entry_point.cil.out.i [2022-07-21 13:02:34,482 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6ca267a/9a8c02fa839c438d8f6256add3ea5906/FLAG197e22b4e [2022-07-21 13:02:35,466 INFO L306 CDTParser]: Found 1 translation units. [2022-07-21 13:02:35,466 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--ips.ko-entry_point.cil.out.i [2022-07-21 13:02:35,536 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6ca267a/9a8c02fa839c438d8f6256add3ea5906/FLAG197e22b4e [2022-07-21 13:02:35,906 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea6ca267a/9a8c02fa839c438d8f6256add3ea5906 [2022-07-21 13:02:35,916 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-07-21 13:02:35,918 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-07-21 13:02:35,921 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-07-21 13:02:35,922 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-07-21 13:02:35,925 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-07-21 13:02:35,926 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:02:35" (1/1) ... [2022-07-21 13:02:35,927 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9922020 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:35, skipping insertion in model container [2022-07-21 13:02:35,928 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 01:02:35" (1/1) ... [2022-07-21 13:02:35,934 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-07-21 13:02:36,125 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-07-21 13:02:39,567 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--ips.ko-entry_point.cil.out.i[368085,368098] [2022-07-21 13:02:39,646 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:02:39,747 INFO L203 MainTranslator]: Completed pre-run [2022-07-21 13:02:40,633 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--ips.ko-entry_point.cil.out.i[368085,368098] [2022-07-21 13:02:40,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-07-21 13:02:40,778 INFO L208 MainTranslator]: Completed translation [2022-07-21 13:02:40,780 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40 WrapperNode [2022-07-21 13:02:40,780 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-07-21 13:02:40,781 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-07-21 13:02:40,782 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-07-21 13:02:40,782 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-07-21 13:02:40,787 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:40,951 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,206 INFO L137 Inliner]: procedures = 329, calls = 4496, calls flagged for inlining = 148, calls inlined = 145, statements flattened = 9086 [2022-07-21 13:02:41,207 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-07-21 13:02:41,208 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-07-21 13:02:41,208 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-07-21 13:02:41,208 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-07-21 13:02:41,216 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,216 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,346 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,346 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,563 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,670 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,707 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,754 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-07-21 13:02:41,755 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-07-21 13:02:41,755 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-07-21 13:02:41,755 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-07-21 13:02:41,756 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (1/1) ... [2022-07-21 13:02:41,762 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-07-21 13:02:41,771 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2022-07-21 13:02:41,793 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) [2022-07-21 13:02:41,805 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 [2022-07-21 13:02:41,835 INFO L130 BoogieDeclarations]: Found specification of procedure ips_detect [2022-07-21 13:02:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_detect [2022-07-21 13:02:41,835 INFO L130 BoogieDeclarations]: Found specification of procedure ips_done [2022-07-21 13:02:41,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_done [2022-07-21 13:02:41,835 INFO L130 BoogieDeclarations]: Found specification of procedure ips_removeq_copp [2022-07-21 13:02:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_removeq_copp [2022-07-21 13:02:41,836 INFO L130 BoogieDeclarations]: Found specification of procedure ips_eh_abort [2022-07-21 13:02:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_eh_abort [2022-07-21 13:02:41,836 INFO L130 BoogieDeclarations]: Found specification of procedure pci_unregister_driver [2022-07-21 13:02:41,836 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_unregister_driver [2022-07-21 13:02:41,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-07-21 13:02:41,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-07-21 13:02:41,837 INFO L130 BoogieDeclarations]: Found specification of procedure pci_release_regions [2022-07-21 13:02:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_release_regions [2022-07-21 13:02:41,837 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-07-21 13:02:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-07-21 13:02:41,837 INFO L130 BoogieDeclarations]: Found specification of procedure ips_send_cmd [2022-07-21 13:02:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_send_cmd [2022-07-21 13:02:41,837 INFO L130 BoogieDeclarations]: Found specification of procedure seq_puts [2022-07-21 13:02:41,837 INFO L138 BoogieDeclarations]: Found implementation of procedure seq_puts [2022-07-21 13:02:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-07-21 13:02:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-07-21 13:02:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure ips_allocatescbs [2022-07-21 13:02:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_allocatescbs [2022-07-21 13:02:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure do_ipsintr [2022-07-21 13:02:41,838 INFO L138 BoogieDeclarations]: Found implementation of procedure do_ipsintr [2022-07-21 13:02:41,838 INFO L130 BoogieDeclarations]: Found specification of procedure ips_intr_copperhead [2022-07-21 13:02:41,839 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_intr_copperhead [2022-07-21 13:02:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure request_irq [2022-07-21 13:02:41,839 INFO L138 BoogieDeclarations]: Found implementation of procedure request_irq [2022-07-21 13:02:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure le32_add_cpu [2022-07-21 13:02:41,839 INFO L138 BoogieDeclarations]: Found implementation of procedure le32_add_cpu [2022-07-21 13:02:41,839 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-07-21 13:02:41,839 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-07-21 13:02:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure ips_freescb [2022-07-21 13:02:41,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_freescb [2022-07-21 13:02:41,840 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-07-21 13:02:41,840 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-07-21 13:02:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure ips_free_flash_copperhead [2022-07-21 13:02:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_free_flash_copperhead [2022-07-21 13:02:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-07-21 13:02:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-07-21 13:02:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure ips_isintr_morpheus [2022-07-21 13:02:41,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_isintr_morpheus [2022-07-21 13:02:41,841 INFO L130 BoogieDeclarations]: Found specification of procedure ips_removeq_scb_head [2022-07-21 13:02:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_removeq_scb_head [2022-07-21 13:02:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure ips_slave_configure [2022-07-21 13:02:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_slave_configure [2022-07-21 13:02:41,842 INFO L130 BoogieDeclarations]: Found specification of procedure free_irq [2022-07-21 13:02:41,842 INFO L138 BoogieDeclarations]: Found implementation of procedure free_irq [2022-07-21 13:02:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_on [2022-07-21 13:02:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_on [2022-07-21 13:02:41,843 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_scsi_host_template_5 [2022-07-21 13:02:41,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_scsi_host_template_5 [2022-07-21 13:02:41,844 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_restore [2022-07-21 13:02:41,844 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_restore [2022-07-21 13:02:41,844 INFO L130 BoogieDeclarations]: Found specification of procedure ips_putq_scb_head [2022-07-21 13:02:41,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_putq_scb_head [2022-07-21 13:02:41,845 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-07-21 13:02:41,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-07-21 13:02:41,845 INFO L130 BoogieDeclarations]: Found specification of procedure ips_hainit [2022-07-21 13:02:41,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_hainit [2022-07-21 13:02:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure valid_dma_direction [2022-07-21 13:02:41,846 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_dma_direction [2022-07-21 13:02:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-07-21 13:02:41,846 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-07-21 13:02:41,846 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_irq_1 [2022-07-21 13:02:41,847 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_irq_1 [2022-07-21 13:02:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-07-21 13:02:41,847 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-07-21 13:02:41,847 INFO L130 BoogieDeclarations]: Found specification of procedure ips_wait [2022-07-21 13:02:41,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_wait [2022-07-21 13:02:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-07-21 13:02:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-07-21 13:02:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure ips_register_scsi [2022-07-21 13:02:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_register_scsi [2022-07-21 13:02:41,848 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_id [2022-07-21 13:02:41,848 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_id [2022-07-21 13:02:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure ips_readwrite_page5 [2022-07-21 13:02:41,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_readwrite_page5 [2022-07-21 13:02:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure pci_alloc_consistent [2022-07-21 13:02:41,849 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_alloc_consistent [2022-07-21 13:02:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure ips_flush_and_reset [2022-07-21 13:02:41,849 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_flush_and_reset [2022-07-21 13:02:41,849 INFO L130 BoogieDeclarations]: Found specification of procedure ips_send_wait [2022-07-21 13:02:41,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_send_wait [2022-07-21 13:02:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure ips_removeq_wait [2022-07-21 13:02:41,850 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_removeq_wait [2022-07-21 13:02:41,850 INFO L130 BoogieDeclarations]: Found specification of procedure ips_intr_morpheus [2022-07-21 13:02:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_intr_morpheus [2022-07-21 13:02:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~~uint32_t~0~X~~uint32_t~0~TO~int [2022-07-21 13:02:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~~uint32_t~0~X~~uint32_t~0~TO~int [2022-07-21 13:02:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-07-21 13:02:41,851 INFO L130 BoogieDeclarations]: Found specification of procedure touch_nmi_watchdog [2022-07-21 13:02:41,851 INFO L138 BoogieDeclarations]: Found implementation of procedure touch_nmi_watchdog [2022-07-21 13:02:41,852 INFO L130 BoogieDeclarations]: Found specification of procedure ips_online [2022-07-21 13:02:41,852 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_online [2022-07-21 13:02:41,852 INFO L130 BoogieDeclarations]: Found specification of procedure trace_hardirqs_off [2022-07-21 13:02:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure trace_hardirqs_off [2022-07-21 13:02:41,853 INFO L130 BoogieDeclarations]: Found specification of procedure ips_queue_lck [2022-07-21 13:02:41,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_queue_lck [2022-07-21 13:02:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-07-21 13:02:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-07-21 13:02:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-07-21 13:02:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure arch_irqs_disabled_flags [2022-07-21 13:02:41,854 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_irqs_disabled_flags [2022-07-21 13:02:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-07-21 13:02:41,854 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-07-21 13:02:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure ips_release [2022-07-21 13:02:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_release [2022-07-21 13:02:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2022-07-21 13:02:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure do_gettimeofday [2022-07-21 13:02:41,855 INFO L138 BoogieDeclarations]: Found implementation of procedure do_gettimeofday [2022-07-21 13:02:41,855 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2022-07-21 13:02:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2022-07-21 13:02:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-07-21 13:02:41,856 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-07-21 13:02:41,856 INFO L130 BoogieDeclarations]: Found specification of procedure outb [2022-07-21 13:02:41,857 INFO L138 BoogieDeclarations]: Found implementation of procedure outb [2022-07-21 13:02:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure ips_isinit_morpheus [2022-07-21 13:02:41,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_isinit_morpheus [2022-07-21 13:02:41,859 INFO L130 BoogieDeclarations]: Found specification of procedure ips_next [2022-07-21 13:02:41,859 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_next [2022-07-21 13:02:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2022-07-21 13:02:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2022-07-21 13:02:41,861 INFO L130 BoogieDeclarations]: Found specification of procedure outl [2022-07-21 13:02:41,861 INFO L138 BoogieDeclarations]: Found implementation of procedure outl [2022-07-21 13:02:41,862 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-07-21 13:02:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure ips_clear_adapter [2022-07-21 13:02:41,867 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_clear_adapter [2022-07-21 13:02:41,867 INFO L130 BoogieDeclarations]: Found specification of procedure ips_shift_controllers [2022-07-21 13:02:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_shift_controllers [2022-07-21 13:02:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure ips_flash_bios [2022-07-21 13:02:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_flash_bios [2022-07-21 13:02:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure get_dma_ops [2022-07-21 13:02:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure get_dma_ops [2022-07-21 13:02:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure ips_read_subsystem_parameters [2022-07-21 13:02:41,868 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_read_subsystem_parameters [2022-07-21 13:02:41,868 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-07-21 13:02:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure ips_write_driver_status [2022-07-21 13:02:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_write_driver_status [2022-07-21 13:02:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-07-21 13:02:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure __phys_addr [2022-07-21 13:02:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure __phys_addr [2022-07-21 13:02:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure ips_removeq_copp_head [2022-07-21 13:02:41,869 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_removeq_copp_head [2022-07-21 13:02:41,869 INFO L130 BoogieDeclarations]: Found specification of procedure ips_free [2022-07-21 13:02:41,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_free [2022-07-21 13:02:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure reg_check_1 [2022-07-21 13:02:41,870 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_check_1 [2022-07-21 13:02:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure ips_init_phase2 [2022-07-21 13:02:41,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_init_phase2 [2022-07-21 13:02:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure ips_read_adapter_status [2022-07-21 13:02:41,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_read_adapter_status [2022-07-21 13:02:41,870 INFO L130 BoogieDeclarations]: Found specification of procedure ips_init_phase1 [2022-07-21 13:02:41,870 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_init_phase1 [2022-07-21 13:02:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-07-21 13:02:41,871 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-07-21 13:02:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure ips_scmd_buf_read [2022-07-21 13:02:41,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_scmd_buf_read [2022-07-21 13:02:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure ips_abort_init [2022-07-21 13:02:41,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_abort_init [2022-07-21 13:02:41,871 INFO L130 BoogieDeclarations]: Found specification of procedure ipsintr_done [2022-07-21 13:02:41,871 INFO L138 BoogieDeclarations]: Found implementation of procedure ipsintr_done [2022-07-21 13:02:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure ips_deallocatescbs [2022-07-21 13:02:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_deallocatescbs [2022-07-21 13:02:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_dma_mask [2022-07-21 13:02:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_dma_mask [2022-07-21 13:02:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-07-21 13:02:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-07-21 13:02:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure ips_init_scb [2022-07-21 13:02:41,872 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_init_scb [2022-07-21 13:02:41,872 INFO L130 BoogieDeclarations]: Found specification of procedure ips_insert_device [2022-07-21 13:02:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_insert_device [2022-07-21 13:02:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure ips_read_config [2022-07-21 13:02:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_read_config [2022-07-21 13:02:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure ips_ffdc_reset [2022-07-21 13:02:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_ffdc_reset [2022-07-21 13:02:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure pci_free_consistent [2022-07-21 13:02:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_free_consistent [2022-07-21 13:02:41,873 INFO L130 BoogieDeclarations]: Found specification of procedure ips_usrcmd [2022-07-21 13:02:41,873 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_usrcmd [2022-07-21 13:02:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-07-21 13:02:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure pci_disable_device [2022-07-21 13:02:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_disable_device [2022-07-21 13:02:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure ips_make_passthru [2022-07-21 13:02:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_make_passthru [2022-07-21 13:02:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_irq_1 [2022-07-21 13:02:41,874 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_irq_1 [2022-07-21 13:02:41,874 INFO L130 BoogieDeclarations]: Found specification of procedure ips_reset_copperhead_memio [2022-07-21 13:02:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_reset_copperhead_memio [2022-07-21 13:02:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure pci_set_drvdata [2022-07-21 13:02:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure pci_set_drvdata [2022-07-21 13:02:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure ips_removeq_wait_head [2022-07-21 13:02:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_removeq_wait_head [2022-07-21 13:02:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure ips_eh_reset [2022-07-21 13:02:41,875 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_eh_reset [2022-07-21 13:02:41,875 INFO L130 BoogieDeclarations]: Found specification of procedure ips_getscb [2022-07-21 13:02:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_getscb [2022-07-21 13:02:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure ips_info [2022-07-21 13:02:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_info [2022-07-21 13:02:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-07-21 13:02:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-07-21 13:02:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-07-21 13:02:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-07-21 13:02:41,876 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2022-07-21 13:02:41,876 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~uint32_t~0 [2022-07-21 13:02:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure __ips_eh_reset [2022-07-21 13:02:41,877 INFO L138 BoogieDeclarations]: Found implementation of procedure __ips_eh_reset [2022-07-21 13:02:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-07-21 13:02:41,877 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-07-21 13:02:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-07-21 13:02:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure arch_local_irq_save [2022-07-21 13:02:41,877 INFO L138 BoogieDeclarations]: Found implementation of procedure arch_local_irq_save [2022-07-21 13:02:41,877 INFO L130 BoogieDeclarations]: Found specification of procedure ips_scmd_buf_write [2022-07-21 13:02:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_scmd_buf_write [2022-07-21 13:02:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-07-21 13:02:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-07-21 13:02:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure ips_fix_ffdc_time [2022-07-21 13:02:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_fix_ffdc_time [2022-07-21 13:02:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2022-07-21 13:02:41,878 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2022-07-21 13:02:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-07-21 13:02:41,878 INFO L130 BoogieDeclarations]: Found specification of procedure ips_reqsen [2022-07-21 13:02:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_reqsen [2022-07-21 13:02:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2022-07-21 13:02:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2022-07-21 13:02:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-07-21 13:02:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-07-21 13:02:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_1 [2022-07-21 13:02:41,879 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_1 [2022-07-21 13:02:41,879 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:02:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-07-21 13:02:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_irq_2 [2022-07-21 13:02:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_irq_2 [2022-07-21 13:02:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_host_put [2022-07-21 13:02:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_host_put [2022-07-21 13:02:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-07-21 13:02:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-07-21 13:02:41,880 INFO L130 BoogieDeclarations]: Found specification of procedure ips_fill_scb_sg_single [2022-07-21 13:02:41,880 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_fill_scb_sg_single [2022-07-21 13:02:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure ips_remove_device [2022-07-21 13:02:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_remove_device [2022-07-21 13:02:41,881 INFO L130 BoogieDeclarations]: Found specification of procedure ips_show_info [2022-07-21 13:02:41,881 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_show_info [2022-07-21 13:02:41,882 INFO L130 BoogieDeclarations]: Found specification of procedure ips_chkstatus [2022-07-21 13:02:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_chkstatus [2022-07-21 13:02:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure ips_is_passthru [2022-07-21 13:02:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_is_passthru [2022-07-21 13:02:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure ips_queue [2022-07-21 13:02:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_queue [2022-07-21 13:02:41,885 INFO L130 BoogieDeclarations]: Found specification of procedure ips_reset_morpheus [2022-07-21 13:02:41,885 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_reset_morpheus [2022-07-21 13:02:41,886 INFO L130 BoogieDeclarations]: Found specification of procedure ips_ffdc_time [2022-07-21 13:02:41,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_ffdc_time [2022-07-21 13:02:41,887 INFO L130 BoogieDeclarations]: Found specification of procedure ips_biosparam [2022-07-21 13:02:41,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_biosparam [2022-07-21 13:02:41,887 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_channel [2022-07-21 13:02:41,887 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_channel [2022-07-21 13:02:41,887 INFO L130 BoogieDeclarations]: Found specification of procedure ips_get_bios_version [2022-07-21 13:02:41,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_get_bios_version [2022-07-21 13:02:41,887 INFO L130 BoogieDeclarations]: Found specification of procedure ips_reset_copperhead [2022-07-21 13:02:41,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_reset_copperhead [2022-07-21 13:02:41,888 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2022-07-21 13:02:41,888 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2022-07-21 13:02:41,888 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-21 13:02:41,888 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-07-21 13:02:41,888 INFO L130 BoogieDeclarations]: Found specification of procedure inb [2022-07-21 13:02:41,888 INFO L138 BoogieDeclarations]: Found implementation of procedure inb [2022-07-21 13:02:41,888 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2022-07-21 13:02:41,888 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2022-07-21 13:02:41,889 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-07-21 13:02:41,889 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-07-21 13:02:41,889 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2022-07-21 13:02:41,889 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2022-07-21 13:02:41,889 INFO L130 BoogieDeclarations]: Found specification of procedure ips_flash_copperhead [2022-07-21 13:02:41,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ips_flash_copperhead [2022-07-21 13:02:41,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-07-21 13:02:41,889 INFO L130 BoogieDeclarations]: Found specification of procedure writeb [2022-07-21 13:02:41,889 INFO L138 BoogieDeclarations]: Found implementation of procedure writeb [2022-07-21 13:02:41,890 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 13:02:41,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-07-21 13:02:41,890 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-07-21 13:02:41,890 INFO L130 BoogieDeclarations]: Found specification of procedure readb [2022-07-21 13:02:41,890 INFO L138 BoogieDeclarations]: Found implementation of procedure readb [2022-07-21 13:02:41,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-07-21 13:02:41,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-07-21 13:02:42,932 INFO L234 CfgBuilder]: Building ICFG [2022-07-21 13:02:42,935 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2022-07-21 13:02:45,225 INFO L764 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-07-21 13:06:47,963 INFO L275 CfgBuilder]: Performing block encoding [2022-07-21 13:06:47,992 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-07-21 13:06:47,993 INFO L299 CfgBuilder]: Removed 6 assume(true) statements. [2022-07-21 13:06:47,998 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:06:47 BoogieIcfgContainer [2022-07-21 13:06:47,998 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-07-21 13:06:48,000 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-07-21 13:06:48,000 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-07-21 13:06:48,003 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-07-21 13:06:48,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 01:02:35" (1/3) ... [2022-07-21 13:06:48,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@570f0e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:06:48, skipping insertion in model container [2022-07-21 13:06:48,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 01:02:40" (2/3) ... [2022-07-21 13:06:48,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@570f0e07 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 01:06:48, skipping insertion in model container [2022-07-21 13:06:48,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 01:06:47" (3/3) ... [2022-07-21 13:06:48,006 INFO L111 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--ips.ko-entry_point.cil.out.i [2022-07-21 13:06:48,018 INFO L201 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-07-21 13:06:48,019 INFO L160 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-07-21 13:06:48,126 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-07-21 13:06:48,131 INFO L357 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, mPorIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@586fcac, mLbeIndependenceSettings=de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings@67d34945 [2022-07-21 13:06:48,131 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-07-21 13:06:48,145 INFO L276 IsEmpty]: Start isEmpty. Operand has 3364 states, 2497 states have (on average 1.4104925911093311) internal successors, (3522), 2616 states have internal predecessors, (3522), 738 states have call successors, (738), 134 states have call predecessors, (738), 133 states have return successors, (729), 717 states have call predecessors, (729), 729 states have call successors, (729) [2022-07-21 13:06:48,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2022-07-21 13:06:48,177 INFO L187 NwaCegarLoop]: Found error trace [2022-07-21 13:06:48,178 INFO L195 NwaCegarLoop]: trace histogram [8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 8, 3, 3, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-07-21 13:06:48,179 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-07-21 13:06:48,184 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-07-21 13:06:48,185 INFO L85 PathProgramCache]: Analyzing trace with hash 1598495031, now seen corresponding path program 1 times [2022-07-21 13:06:48,192 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-07-21 13:06:48,196 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [542086863] [2022-07-21 13:06:48,197 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-07-21 13:06:48,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-07-21 13:06:49,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,442 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-07-21 13:06:49,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,492 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,501 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,508 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2022-07-21 13:06:49,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,520 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,527 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,534 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-07-21 13:06:49,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,546 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,553 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,559 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 50 [2022-07-21 13:06:49,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,575 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,582 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-07-21 13:06:49,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,601 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,607 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,614 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2022-07-21 13:06:49,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,632 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,646 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 98 [2022-07-21 13:06:49,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,669 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,676 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,682 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2022-07-21 13:06:49,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,695 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,701 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-07-21 13:06:49,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,762 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 131 [2022-07-21 13:06:49,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,773 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 142 [2022-07-21 13:06:49,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,791 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,792 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,798 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 153 [2022-07-21 13:06:49,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,809 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-07-21 13:06:49,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-07-21 13:06:49,821 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 419 trivial. 0 not checked. [2022-07-21 13:06:49,822 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-07-21 13:06:49,822 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [542086863] [2022-07-21 13:06:49,823 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [542086863] provided 1 perfect and 0 imperfect interpolant sequences [2022-07-21 13:06:49,823 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-07-21 13:06:49,823 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-07-21 13:06:49,825 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006668196] [2022-07-21 13:06:49,826 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-07-21 13:06:49,829 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-07-21 13:06:49,830 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-07-21 13:06:49,857 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-07-21 13:06:49,858 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-07-21 13:06:49,866 INFO L87 Difference]: Start difference. First operand has 3364 states, 2497 states have (on average 1.4104925911093311) internal successors, (3522), 2616 states have internal predecessors, (3522), 738 states have call successors, (738), 134 states have call predecessors, (738), 133 states have return successors, (729), 717 states have call predecessors, (729), 729 states have call successors, (729) Second operand has 5 states, 5 states have (on average 9.4) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (18), 5 states have call predecessors, (18), 2 states have return successors, (14), 2 states have call predecessors, (14), 2 states have call successors, (14) [2022-07-21 13:06:51,987 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:06:54,293 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.30s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:06:56,585 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.29s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:06:59,896 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.39s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:07:01,196 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.30s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:07:03,206 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-07-21 13:07:05,213 WARN L534 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []