./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--libfc--libfc.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW --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 Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash df0142f01e8dc7395ac2d7febe55521342ae4d40800e7cf114c6d5c4f1ccf681 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:05:24,452 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:05:24,454 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:05:24,473 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:05:24,473 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:05:24,474 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:05:24,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:05:24,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:05:24,479 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:05:24,480 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:05:24,481 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:05:24,482 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:05:24,482 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:05:24,484 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:05:24,485 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:05:24,486 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:05:24,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:05:24,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:05:24,489 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:05:24,490 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:05:24,492 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:05:24,493 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:05:24,494 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:05:24,495 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:05:24,498 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:05:24,498 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:05:24,499 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:05:24,499 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:05:24,500 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:05:24,501 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:05:24,501 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:05:24,502 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:05:24,502 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:05:24,503 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:05:24,504 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:05:24,504 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:05:24,505 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:05:24,505 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:05:24,506 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:05:24,506 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:05:24,507 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:05:24,511 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 14:05:24,544 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:05:24,544 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:05:24,544 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:05:24,544 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:05:24,545 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:05:24,545 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:05:24,545 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:05:24,546 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:05:24,546 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:05:24,552 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:05:24,553 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:05:24,553 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:05:24,553 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:05:24,553 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:05:24,554 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:05:24,554 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:05:24,554 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:05:24,554 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:05:24,555 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:05:24,555 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:05:24,555 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:05:24,555 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:05:24,556 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:05:24,556 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:05:24,556 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:05:24,556 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:05:24,557 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:05:24,557 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:05:24,557 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:05:24,557 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:05:24,558 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:05:24,558 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:05:24,558 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:05:24,558 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:05:24,558 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:05:24,559 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:05:24,559 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:05:24,559 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:05:24,559 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:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> df0142f01e8dc7395ac2d7febe55521342ae4d40800e7cf114c6d5c4f1ccf681 [2022-11-23 14:05:24,847 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:05:24,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:05:24,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:05:24,889 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:05:24,889 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:05:24,890 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i [2022-11-23 14:05:27,931 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:05:28,741 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:05:28,741 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i [2022-11-23 14:05:28,818 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/data/ca7aac295/3d9f609633a04197b6b2c9dad334e17c/FLAGae25f9d0e [2022-11-23 14:05:28,838 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/data/ca7aac295/3d9f609633a04197b6b2c9dad334e17c [2022-11-23 14:05:28,843 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:05:28,844 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:05:28,848 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:05:28,848 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:05:28,851 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:05:28,853 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:05:28" (1/1) ... [2022-11-23 14:05:28,854 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18ad40a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:28, skipping insertion in model container [2022-11-23 14:05:28,854 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:05:28" (1/1) ... [2022-11-23 14:05:28,862 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:05:29,138 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:05:36,111 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i[709275,709288] [2022-11-23 14:05:36,203 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:05:36,289 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:05:37,593 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i[709275,709288] [2022-11-23 14:05:37,600 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:05:37,892 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:05:37,893 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37 WrapperNode [2022-11-23 14:05:37,893 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:05:37,894 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:05:37,895 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:05:37,895 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:05:37,903 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:38,140 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:38,619 INFO L138 Inliner]: procedures = 749, calls = 8078, calls flagged for inlining = 189, calls inlined = 181, statements flattened = 10991 [2022-11-23 14:05:38,620 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:05:38,620 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:05:38,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:05:38,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:05:38,630 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:38,630 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:38,788 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:38,789 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:39,078 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:39,125 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:39,461 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:39,490 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:39,619 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:05:39,621 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:05:39,621 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:05:39,622 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:05:39,622 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (1/1) ... [2022-11-23 14:05:39,629 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:05:39,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:05:39,662 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:05:39,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_731058ee-42e0-4ba5-ba4f-29744a47d96c/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:05:39,704 INFO L130 BoogieDeclarations]: Found specification of procedure fc_tm_done [2022-11-23 14:05:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_tm_done [2022-11-23 14:05:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2022-11-23 14:05:39,705 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2022-11-23 14:05:39,705 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_cleanup_each_cmd [2022-11-23 14:05:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_cleanup_each_cmd [2022-11-23 14:05:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send_last [2022-11-23 14:05:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send_last [2022-11-23 14:05:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_adisc_req [2022-11-23 14:05:39,706 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_adisc_req [2022-11-23 14:05:39,706 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_els_prli [2022-11-23 14:05:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_els_prli [2022-11-23 14:05:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_ptr_set [2022-11-23 14:05:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_ptr_set [2022-11-23 14:05:39,707 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_state [2022-11-23 14:05:39,707 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_state [2022-11-23 14:05:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_create [2022-11-23 14:05:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_create [2022-11-23 14:05:39,708 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2022-11-23 14:05:39,708 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2022-11-23 14:05:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_send_data [2022-11-23 14:05:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_send_data [2022-11-23 14:05:39,709 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_abort [2022-11-23 14:05:39,709 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_abort [2022-11-23 14:05:39,710 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_create [2022-11-23 14:05:39,710 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_create [2022-11-23 14:05:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure fc_copy_buffer_to_sglist [2022-11-23 14:05:39,711 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_copy_buffer_to_sglist [2022-11-23 14:05:39,711 INFO L130 BoogieDeclarations]: Found specification of procedure debug_lockdep_rcu_enabled [2022-11-23 14:05:39,712 INFO L138 BoogieDeclarations]: Found implementation of procedure debug_lockdep_rcu_enabled [2022-11-23 14:05:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_header_get [2022-11-23 14:05:39,712 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_header_get [2022-11-23 14:05:39,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2022-11-23 14:05:39,712 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2022-11-23 14:05:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2022-11-23 14:05:39,713 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2022-11-23 14:05:39,713 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_rport_callback [2022-11-23 14:05:39,713 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_rport_callback [2022-11-23 14:05:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free [2022-11-23 14:05:39,714 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_free [2022-11-23 14:05:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_setlink [2022-11-23 14:05:39,714 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_setlink [2022-11-23 14:05:39,714 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_abort [2022-11-23 14:05:39,714 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_abort [2022-11-23 14:05:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_exch_abort [2022-11-23 14:05:39,715 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_exch_abort [2022-11-23 14:05:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_resp [2022-11-23 14:05:39,715 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_resp [2022-11-23 14:05:39,715 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_alloc [2022-11-23 14:05:39,716 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_alloc [2022-11-23 14:05:39,716 INFO L130 BoogieDeclarations]: Found specification of procedure fc_els_resp_type [2022-11-23 14:05:39,717 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_els_resp_type [2022-11-23 14:05:39,717 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~~u32~0~TO~$Pointer$ [2022-11-23 14:05:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~int~X~$Pointer$~X~$Pointer$~X~~u32~0~TO~$Pointer$ [2022-11-23 14:05:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_add_fc4_type [2022-11-23 14:05:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_add_fc4_type [2022-11-23 14:05:39,718 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:05:39,718 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:05:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_els_req [2022-11-23 14:05:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_els_req [2022-11-23 14:05:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_3 [2022-11-23 14:05:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_3 [2022-11-23 14:05:39,719 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_free [2022-11-23 14:05:39,719 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_free [2022-11-23 14:05:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure free_percpu [2022-11-23 14:05:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure free_percpu [2022-11-23 14:05:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_req [2022-11-23 14:05:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_req [2022-11-23 14:05:39,720 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_send [2022-11-23 14:05:39,720 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_send [2022-11-23 14:05:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure sdev_id [2022-11-23 14:05:39,721 INFO L138 BoogieDeclarations]: Found implementation of procedure sdev_id [2022-11-23 14:05:39,721 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_sub [2022-11-23 14:05:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_sub [2022-11-23 14:05:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_alloc [2022-11-23 14:05:39,722 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_alloc [2022-11-23 14:05:39,722 INFO L130 BoogieDeclarations]: Found specification of procedure crc32_le [2022-11-23 14:05:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure crc32_le [2022-11-23 14:05:39,723 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 14:05:39,723 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~VOID [2022-11-23 14:05:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_is_fc_rport [2022-11-23 14:05:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_is_fc_rport [2022-11-23 14:05:39,724 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2022-11-23 14:05:39,724 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2022-11-23 14:05:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send [2022-11-23 14:05:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send [2022-11-23 14:05:39,725 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_state_enter [2022-11-23 14:05:39,725 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_state_enter [2022-11-23 14:05:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure PageTail [2022-11-23 14:05:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure PageTail [2022-11-23 14:05:39,726 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_state_enter [2022-11-23 14:05:39,726 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_state_enter [2022-11-23 14:05:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_disc_callback [2022-11-23 14:05:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_disc_callback [2022-11-23 14:05:39,727 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_rrq [2022-11-23 14:05:39,727 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_rrq [2022-11-23 14:05:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_lport_queue_ready [2022-11-23 14:05:39,728 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_lport_queue_ready [2022-11-23 14:05:39,728 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_delete [2022-11-23 14:05:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_delete [2022-11-23 14:05:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv [2022-11-23 14:05:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv [2022-11-23 14:05:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_can_queue_ramp_down [2022-11-23 14:05:39,729 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_can_queue_ramp_down [2022-11-23 14:05:39,729 INFO L130 BoogieDeclarations]: Found specification of procedure get_unaligned_be64 [2022-11-23 14:05:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure get_unaligned_be64 [2022-11-23 14:05:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec_and_test [2022-11-23 14:05:39,730 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec_and_test [2022-11-23 14:05:39,730 INFO L130 BoogieDeclarations]: Found specification of procedure skb_end_pointer [2022-11-23 14:05:39,731 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_end_pointer [2022-11-23 14:05:39,732 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_flogi [2022-11-23 14:05:39,734 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_flogi [2022-11-23 14:05:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_els_request [2022-11-23 14:05:39,735 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_els_request [2022-11-23 14:05:39,735 INFO L130 BoogieDeclarations]: Found specification of procedure __xadd_wrong_size [2022-11-23 14:05:39,737 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_recovery [2022-11-23 14:05:39,737 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_recovery [2022-11-23 14:05:39,738 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2022-11-23 14:05:39,738 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2022-11-23 14:05:39,739 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2022-11-23 14:05:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2022-11-23 14:05:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure fc_sof_needs_ack [2022-11-23 14:05:39,745 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_sof_needs_ack [2022-11-23 14:05:39,745 INFO L130 BoogieDeclarations]: Found specification of procedure fc_sof_is_init [2022-11-23 14:05:39,746 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_sof_is_init [2022-11-23 14:05:39,746 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_logoff [2022-11-23 14:05:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_logoff [2022-11-23 14:05:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:05:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_rtv_resp [2022-11-23 14:05:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_rtv_resp [2022-11-23 14:05:39,747 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_get [2022-11-23 14:05:39,747 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_get [2022-11-23 14:05:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_bsg_resp [2022-11-23 14:05:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_bsg_resp [2022-11-23 14:05:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_find [2022-11-23 14:05:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_find [2022-11-23 14:05:39,748 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_is_linear [2022-11-23 14:05:39,748 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_is_linear [2022-11-23 14:05:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2022-11-23 14:05:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2022-11-23 14:05:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure fc_block_scsi_eh [2022-11-23 14:05:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_block_scsi_eh [2022-11-23 14:05:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_flogi [2022-11-23 14:05:39,749 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_flogi [2022-11-23 14:05:39,749 INFO L130 BoogieDeclarations]: Found specification of procedure fc_sof_class [2022-11-23 14:05:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_sof_class [2022-11-23 14:05:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_restart [2022-11-23 14:05:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_restart [2022-11-23 14:05:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_abts [2022-11-23 14:05:39,750 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_abts [2022-11-23 14:05:39,750 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_alloc [2022-11-23 14:05:39,751 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_alloc [2022-11-23 14:05:39,751 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ns_resp [2022-11-23 14:05:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ns_resp [2022-11-23 14:05:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_bh [2022-11-23 14:05:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_bh [2022-11-23 14:05:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fabric_login [2022-11-23 14:05:39,752 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fabric_login [2022-11-23 14:05:39,752 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_recv_data [2022-11-23 14:05:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_recv_data [2022-11-23 14:05:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_logo_req [2022-11-23 14:05:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_logo_req [2022-11-23 14:05:39,753 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_adisc [2022-11-23 14:05:39,753 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_adisc [2022-11-23 14:05:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2022-11-23 14:05:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_els_rrq [2022-11-23 14:05:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_els_rrq [2022-11-23 14:05:39,754 INFO L130 BoogieDeclarations]: Found specification of procedure fc_linkdown [2022-11-23 14:05:39,754 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_linkdown [2022-11-23 14:05:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2022-11-23 14:05:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2022-11-23 14:05:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-23 14:05:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~TO~int [2022-11-23 14:05:39,755 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_sid [2022-11-23 14:05:39,755 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_sid [2022-11-23 14:05:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_frame_alloc [2022-11-23 14:05:39,756 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_frame_alloc [2022-11-23 14:05:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-23 14:05:39,756 INFO L130 BoogieDeclarations]: Found specification of procedure fc_remote_port_chkready [2022-11-23 14:05:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_remote_port_chkready [2022-11-23 14:05:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_flush_queue [2022-11-23 14:05:39,757 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_flush_queue [2022-11-23 14:05:39,757 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_lock_pkt [2022-11-23 14:05:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_lock_pkt [2022-11-23 14:05:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure kref_get [2022-11-23 14:05:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_get [2022-11-23 14:05:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure fc_adisc_fill [2022-11-23 14:05:39,758 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_adisc_fill [2022-11-23 14:05:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 14:05:39,758 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_prli_req [2022-11-23 14:05:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_prli_req [2022-11-23 14:05:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2022-11-23 14:05:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2022-11-23 14:05:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_seq_resp [2022-11-23 14:05:39,759 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_seq_resp [2022-11-23 14:05:39,759 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_rnid_req [2022-11-23 14:05:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_rnid_req [2022-11-23 14:05:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_els_req [2022-11-23 14:05:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_els_req [2022-11-23 14:05:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_error_retry [2022-11-23 14:05:39,760 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_error_retry [2022-11-23 14:05:39,760 INFO L130 BoogieDeclarations]: Found specification of procedure fc_invoke_resp [2022-11-23 14:05:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_invoke_resp [2022-11-23 14:05:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_bls [2022-11-23 14:05:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_bls [2022-11-23 14:05:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_stop_final [2022-11-23 14:05:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_stop_final [2022-11-23 14:05:39,761 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_error [2022-11-23 14:05:39,761 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_error [2022-11-23 14:05:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure skb_trim [2022-11-23 14:05:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_trim [2022-11-23 14:05:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_is_watching [2022-11-23 14:05:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_is_watching [2022-11-23 14:05:39,762 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2022-11-23 14:05:39,762 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2022-11-23 14:05:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2022-11-23 14:05:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~$Pointer$~X~int~TO~$Pointer$ [2022-11-23 14:05:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_send_ba_rjt [2022-11-23 14:05:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_send_ba_rjt [2022-11-23 14:05:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure fc_destroy_exch_mgr [2022-11-23 14:05:39,763 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_destroy_exch_mgr [2022-11-23 14:05:39,763 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2022-11-23 14:05:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2022-11-23 14:05:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_timeout [2022-11-23 14:05:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_timeout [2022-11-23 14:05:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lun_reset [2022-11-23 14:05:39,764 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lun_reset [2022-11-23 14:05:39,764 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_linkdown [2022-11-23 14:05:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_linkdown [2022-11-23 14:05:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_terminate_io [2022-11-23 14:05:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_terminate_io [2022-11-23 14:05:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure kref_put [2022-11-23 14:05:39,765 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_put [2022-11-23 14:05:39,765 INFO L130 BoogieDeclarations]: Found specification of procedure __read_once_size [2022-11-23 14:05:39,766 INFO L138 BoogieDeclarations]: Found implementation of procedure __read_once_size [2022-11-23 14:05:39,766 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_target [2022-11-23 14:05:39,766 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_target [2022-11-23 14:05:39,767 INFO L130 BoogieDeclarations]: Found specification of procedure sg_next [2022-11-23 14:05:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_next [2022-11-23 14:05:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_lookup_recip [2022-11-23 14:05:39,771 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_lookup_recip [2022-11-23 14:05:39,771 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_free [2022-11-23 14:05:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_free [2022-11-23 14:05:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_work [2022-11-23 14:05:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_work [2022-11-23 14:05:39,772 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_reset [2022-11-23 14:05:39,772 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_reset [2022-11-23 14:05:39,773 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_timeout [2022-11-23 14:05:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_timeout [2022-11-23 14:05:39,774 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_335 [2022-11-23 14:05:39,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_335 [2022-11-23 14:05:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2022-11-23 14:05:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2022-11-23 14:05:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_plogi [2022-11-23 14:05:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_plogi [2022-11-23 14:05:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 14:05:39,775 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_prli [2022-11-23 14:05:39,775 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_prli [2022-11-23 14:05:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~TO~VOID [2022-11-23 14:05:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~TO~VOID [2022-11-23 14:05:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_error [2022-11-23 14:05:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_error [2022-11-23 14:05:39,776 INFO L130 BoogieDeclarations]: Found specification of procedure disable_suitable_timer_6 [2022-11-23 14:05:39,776 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_suitable_timer_6 [2022-11-23 14:05:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_login_complete [2022-11-23 14:05:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_login_complete [2022-11-23 14:05:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure complete [2022-11-23 14:05:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure complete [2022-11-23 14:05:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sg_count [2022-11-23 14:05:39,777 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sg_count [2022-11-23 14:05:39,777 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:05:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_abts_resp [2022-11-23 14:05:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_abts_resp [2022-11-23 14:05:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_req [2022-11-23 14:05:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_req [2022-11-23 14:05:39,778 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_6 [2022-11-23 14:05:39,778 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_6 [2022-11-23 14:05:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure reg_timer_8 [2022-11-23 14:05:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure reg_timer_8 [2022-11-23 14:05:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure fc_plogi_fill [2022-11-23 14:05:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_plogi_fill [2022-11-23 14:05:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 14:05:39,779 INFO L130 BoogieDeclarations]: Found specification of procedure fc_plogi_get_maxframe [2022-11-23 14:05:39,779 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_plogi_get_maxframe [2022-11-23 14:05:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_percpu_size [2022-11-23 14:05:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:05:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2022-11-23 14:05:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_disabled [2022-11-23 14:05:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_disabled [2022-11-23 14:05:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:05:39,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2022-11-23 14:05:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_ft_req [2022-11-23 14:05:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_ft_req [2022-11-23 14:05:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_cleanup_cmd [2022-11-23 14:05:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_cleanup_cmd [2022-11-23 14:05:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_release [2022-11-23 14:05:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_release [2022-11-23 14:05:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_frame_header_get [2022-11-23 14:05:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_frame_header_get [2022-11-23 14:05:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_ready [2022-11-23 14:05:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_ready [2022-11-23 14:05:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure kmap_atomic [2022-11-23 14:05:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure kmap_atomic [2022-11-23 14:05:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_compatible_roles [2022-11-23 14:05:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_compatible_roles [2022-11-23 14:05:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2022-11-23 14:05:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2022-11-23 14:05:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure warn_slowpath_null [2022-11-23 14:05:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure warn_slowpath_null [2022-11-23 14:05:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_ready [2022-11-23 14:05:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_ready [2022-11-23 14:05:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2022-11-23 14:05:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2022-11-23 14:05:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_set_state [2022-11-23 14:05:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_set_state [2022-11-23 14:05:39,784 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_start_next_locked [2022-11-23 14:05:39,784 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_start_next_locked [2022-11-23 14:05:39,785 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_rrq_resp [2022-11-23 14:05:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_rrq_resp [2022-11-23 14:05:39,785 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_scr [2022-11-23 14:05:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_scr [2022-11-23 14:05:39,785 INFO L130 BoogieDeclarations]: Found specification of procedure dev_name [2022-11-23 14:05:39,785 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_name [2022-11-23 14:05:39,785 INFO L130 BoogieDeclarations]: Found specification of procedure __init_waitqueue_head [2022-11-23 14:05:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_waitqueue_head [2022-11-23 14:05:39,786 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_els_rsp_send [2022-11-23 14:05:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_els_rsp_send [2022-11-23 14:05:39,786 INFO L130 BoogieDeclarations]: Found specification of procedure shost_priv [2022-11-23 14:05:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure shost_priv [2022-11-23 14:05:39,786 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:05:39,786 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:05:39,787 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock_bh [2022-11-23 14:05:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock_bh [2022-11-23 14:05:39,787 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2022-11-23 14:05:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2022-11-23 14:05:39,787 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timer_cancel [2022-11-23 14:05:39,787 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timer_cancel [2022-11-23 14:05:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab32 [2022-11-23 14:05:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab32 [2022-11-23 14:05:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure fc_frame_payload_op [2022-11-23 14:05:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_frame_payload_op [2022-11-23 14:05:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_alloc [2022-11-23 14:05:39,788 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_alloc [2022-11-23 14:05:39,788 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_ns [2022-11-23 14:05:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_ns [2022-11-23 14:05:39,789 INFO L130 BoogieDeclarations]: Found specification of procedure kref_sub [2022-11-23 14:05:39,789 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_sub [2022-11-23 14:05:39,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2022-11-23 14:05:39,789 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-23 14:05:39,789 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2022-11-23 14:05:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2022-11-23 14:05:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure cancel_delayed_work_sync [2022-11-23 14:05:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure cancel_delayed_work_sync [2022-11-23 14:05:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_rec_error [2022-11-23 14:05:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_rec_error [2022-11-23 14:05:39,790 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ms_resp [2022-11-23 14:05:39,790 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ms_resp [2022-11-23 14:05:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fill_fc_hdr [2022-11-23 14:05:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fill_fc_hdr [2022-11-23 14:05:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure fc_queuecommand [2022-11-23 14:05:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_queuecommand [2022-11-23 14:05:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_reset [2022-11-23 14:05:39,791 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_reset [2022-11-23 14:05:39,791 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_lookup [2022-11-23 14:05:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_lookup [2022-11-23 14:05:39,792 INFO L130 BoogieDeclarations]: Found specification of procedure get_current [2022-11-23 14:05:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure get_current [2022-11-23 14:05:39,792 INFO L130 BoogieDeclarations]: Found specification of procedure int_to_scsilun [2022-11-23 14:05:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure int_to_scsilun [2022-11-23 14:05:39,792 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_ms [2022-11-23 14:05:39,792 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_ms [2022-11-23 14:05:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure wait_for_completion_timeout [2022-11-23 14:05:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure wait_for_completion_timeout [2022-11-23 14:05:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_lookup_orig [2022-11-23 14:05:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_lookup_orig [2022-11-23 14:05:39,793 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_destroy [2022-11-23 14:05:39,793 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_destroy [2022-11-23 14:05:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_error [2022-11-23 14:05:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_error [2022-11-23 14:05:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_req [2022-11-23 14:05:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_req [2022-11-23 14:05:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_prli_resp [2022-11-23 14:05:39,794 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_prli_resp [2022-11-23 14:05:39,794 INFO L130 BoogieDeclarations]: Found specification of procedure destroy_workqueue [2022-11-23 14:05:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure destroy_workqueue [2022-11-23 14:05:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure __bad_size_call_parameter [2022-11-23 14:05:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure fc_flogi_fill [2022-11-23 14:05:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_flogi_fill [2022-11-23 14:05:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure fls64 [2022-11-23 14:05:39,795 INFO L138 BoogieDeclarations]: Found implementation of procedure fls64 [2022-11-23 14:05:39,795 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_cleanup [2022-11-23 14:05:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_cleanup [2022-11-23 14:05:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_bufflen [2022-11-23 14:05:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_bufflen [2022-11-23 14:05:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_reset [2022-11-23 14:05:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_reset [2022-11-23 14:05:39,796 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_ls_rjt [2022-11-23 14:05:39,796 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_ls_rjt [2022-11-23 14:05:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_seq_send [2022-11-23 14:05:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_seq_send [2022-11-23 14:05:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2022-11-23 14:05:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2022-11-23 14:05:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2022-11-23 14:05:39,797 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2022-11-23 14:05:39,797 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_recv_resp [2022-11-23 14:05:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_recv_resp [2022-11-23 14:05:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2022-11-23 14:05:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2022-11-23 14:05:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be16 [2022-11-23 14:05:39,798 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be16 [2022-11-23 14:05:39,798 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_els_rec [2022-11-23 14:05:39,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_els_rec [2022-11-23 14:05:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_done_locked [2022-11-23 14:05:39,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_done_locked [2022-11-23 14:05:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_delete [2022-11-23 14:05:39,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_delete [2022-11-23 14:05:39,799 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_ft_resp [2022-11-23 14:05:39,799 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_ft_resp [2022-11-23 14:05:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_id_resp [2022-11-23 14:05:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_id_resp [2022-11-23 14:05:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fill_reply_hdr [2022-11-23 14:05:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fill_reply_hdr [2022-11-23 14:05:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_pool_reset [2022-11-23 14:05:39,800 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_pool_reset [2022-11-23 14:05:39,800 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_read [2022-11-23 14:05:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_read [2022-11-23 14:05:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_gpn_ft_parse [2022-11-23 14:05:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_gpn_ft_parse [2022-11-23 14:05:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-23 14:05:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-23 14:05:39,801 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 14:05:39,801 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 14:05:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_sglist [2022-11-23 14:05:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_sglist [2022-11-23 14:05:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_logo [2022-11-23 14:05:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_logo [2022-11-23 14:05:39,802 INFO L130 BoogieDeclarations]: Found specification of procedure blocking_notifier_call_chain [2022-11-23 14:05:39,802 INFO L138 BoogieDeclarations]: Found implementation of procedure blocking_notifier_call_chain [2022-11-23 14:05:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_srr_resp [2022-11-23 14:05:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_srr_resp [2022-11-23 14:05:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure ERR_PTR [2022-11-23 14:05:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure ERR_PTR [2022-11-23 14:05:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_lport [2022-11-23 14:05:39,803 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_lport [2022-11-23 14:05:39,803 INFO L130 BoogieDeclarations]: Found specification of procedure div_u64 [2022-11-23 14:05:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure div_u64 [2022-11-23 14:05:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_device_reset [2022-11-23 14:05:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_device_reset [2022-11-23 14:05:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~~bool~0 [2022-11-23 14:05:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~~bool~0 [2022-11-23 14:05:39,804 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lun_reset_send [2022-11-23 14:05:39,804 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lun_reset_send [2022-11-23 14:05:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:05:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2022-11-23 14:05:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2022-11-23 14:05:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_send_abort [2022-11-23 14:05:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_send_abort [2022-11-23 14:05:39,805 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-23 14:05:39,805 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~TO~VOID [2022-11-23 14:05:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_destroy [2022-11-23 14:05:39,806 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_destroy [2022-11-23 14:05:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 14:05:39,806 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 14:05:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 14:05:39,806 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_del [2022-11-23 14:05:39,807 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_del [2022-11-23 14:05:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_start [2022-11-23 14:05:39,807 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_start [2022-11-23 14:05:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_t0_prli [2022-11-23 14:05:39,807 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_t0_prli [2022-11-23 14:05:39,807 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_vport_setlink [2022-11-23 14:05:39,807 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_vport_setlink [2022-11-23 14:05:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vport_id_lookup [2022-11-23 14:05:39,808 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vport_id_lookup [2022-11-23 14:05:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_3 [2022-11-23 14:05:39,808 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_3 [2022-11-23 14:05:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2022-11-23 14:05:39,808 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2022-11-23 14:05:39,808 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_recv [2022-11-23 14:05:39,809 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_recv [2022-11-23 14:05:39,809 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_flogi_req [2022-11-23 14:05:39,809 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_flogi_req [2022-11-23 14:05:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-23 14:05:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~~u32~0~TO~VOID [2022-11-23 14:05:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_scr_resp [2022-11-23 14:05:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_scr_resp [2022-11-23 14:05:39,813 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_done [2022-11-23 14:05:39,813 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_done [2022-11-23 14:05:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_hold [2022-11-23 14:05:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_hold [2022-11-23 14:05:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_flogi_resp [2022-11-23 14:05:39,814 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_flogi_resp [2022-11-23 14:05:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 14:05:39,814 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_plogi_resp [2022-11-23 14:05:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_plogi_resp [2022-11-23 14:05:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_3 [2022-11-23 14:05:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_3 [2022-11-23 14:05:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_rec_resp [2022-11-23 14:05:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_rec_resp [2022-11-23 14:05:39,815 INFO L130 BoogieDeclarations]: Found specification of procedure fc_ct_hdr_fill [2022-11-23 14:05:39,815 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_ct_hdr_fill [2022-11-23 14:05:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_srr [2022-11-23 14:05:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_srr [2022-11-23 14:05:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_release [2022-11-23 14:05:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_release [2022-11-23 14:05:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure __mutex_init [2022-11-23 14:05:39,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __mutex_init [2022-11-23 14:05:39,816 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2022-11-23 14:05:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2022-11-23 14:05:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2022-11-23 14:05:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2022-11-23 14:05:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_dns [2022-11-23 14:05:39,817 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_dns [2022-11-23 14:05:39,817 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timer_set_locked [2022-11-23 14:05:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timer_set_locked [2022-11-23 14:05:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab16 [2022-11-23 14:05:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab16 [2022-11-23 14:05:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure fc_linkup [2022-11-23 14:05:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_linkup [2022-11-23 14:05:39,818 INFO L130 BoogieDeclarations]: Found specification of procedure __fc_linkup [2022-11-23 14:05:39,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __fc_linkup [2022-11-23 14:05:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_rctl_name [2022-11-23 14:05:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_rctl_name [2022-11-23 14:05:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure fc_destroy_fcp [2022-11-23 14:05:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_destroy_fcp [2022-11-23 14:05:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2022-11-23 14:05:39,819 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2022-11-23 14:05:39,819 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send_locked [2022-11-23 14:05:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send_locked [2022-11-23 14:05:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_rtv [2022-11-23 14:05:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_rtv [2022-11-23 14:05:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure fc_get_host_stats [2022-11-23 14:05:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_get_host_stats [2022-11-23 14:05:39,820 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_adisc_resp [2022-11-23 14:05:39,820 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_adisc_resp [2022-11-23 14:05:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2022-11-23 14:05:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2022-11-23 14:05:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure ntoh24 [2022-11-23 14:05:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ntoh24 [2022-11-23 14:05:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_139 [2022-11-23 14:05:39,821 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_139 [2022-11-23 14:05:39,821 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2022-11-23 14:05:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2022-11-23 14:05:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_update_stats [2022-11-23 14:05:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_update_stats [2022-11-23 14:05:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_done [2022-11-23 14:05:39,822 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_done [2022-11-23 14:05:39,822 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_iterate [2022-11-23 14:05:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_iterate [2022-11-23 14:05:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_setup_hdr [2022-11-23 14:05:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_setup_hdr [2022-11-23 14:05:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_abts_resp [2022-11-23 14:05:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_abts_resp [2022-11-23 14:05:39,823 INFO L130 BoogieDeclarations]: Found specification of procedure _fc_frame_alloc [2022-11-23 14:05:39,823 INFO L138 BoogieDeclarations]: Found implementation of procedure _fc_frame_alloc [2022-11-23 14:05:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_recv_rscn_req [2022-11-23 14:05:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_recv_rscn_req [2022-11-23 14:05:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_error [2022-11-23 14:05:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_error [2022-11-23 14:05:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_ls_acc [2022-11-23 14:05:39,824 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_ls_acc [2022-11-23 14:05:39,824 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_create_slab_pool [2022-11-23 14:05:39,825 INFO L138 BoogieDeclarations]: Found implementation of procedure mempool_create_slab_pool [2022-11-23 14:05:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_ptr_get [2022-11-23 14:05:39,825 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_ptr_get [2022-11-23 14:05:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_echo_req [2022-11-23 14:05:39,825 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_echo_req [2022-11-23 14:05:39,825 INFO L130 BoogieDeclarations]: Found specification of procedure del_timer_sync [2022-11-23 14:05:39,825 INFO L138 BoogieDeclarations]: Found implementation of procedure del_timer_sync [2022-11-23 14:05:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure activate_suitable_timer_6 [2022-11-23 14:05:39,826 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_suitable_timer_6 [2022-11-23 14:05:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_srr_error [2022-11-23 14:05:39,826 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_srr_error [2022-11-23 14:05:39,826 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timeout [2022-11-23 14:05:39,826 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timeout [2022-11-23 14:05:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_stop [2022-11-23 14:05:39,827 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_stop [2022-11-23 14:05:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be64 [2022-11-23 14:05:39,827 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be64 [2022-11-23 14:05:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_flogi_req [2022-11-23 14:05:39,827 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_flogi_req [2022-11-23 14:05:39,827 INFO L130 BoogieDeclarations]: Found specification of procedure strnlen [2022-11-23 14:05:39,828 INFO L138 BoogieDeclarations]: Found implementation of procedure strnlen [2022-11-23 14:05:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-23 14:05:39,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~X~int~TO~VOID [2022-11-23 14:05:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_state [2022-11-23 14:05:39,828 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_state [2022-11-23 14:05:39,828 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_enter_fdmi [2022-11-23 14:05:39,828 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_enter_fdmi [2022-11-23 14:05:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2022-11-23 14:05:39,829 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2022-11-23 14:05:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_rls_req [2022-11-23 14:05:39,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_rls_req [2022-11-23 14:05:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_stop_rports [2022-11-23 14:05:39,829 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_stop_rports [2022-11-23 14:05:39,829 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_retry_cmd [2022-11-23 14:05:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_retry_cmd [2022-11-23 14:05:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_add [2022-11-23 14:05:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_add [2022-11-23 14:05:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure init_completion [2022-11-23 14:05:39,830 INFO L138 BoogieDeclarations]: Found implementation of procedure init_completion [2022-11-23 14:05:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:05:39,830 INFO L130 BoogieDeclarations]: Found specification of procedure jiffies_to_timespec [2022-11-23 14:05:39,831 INFO L138 BoogieDeclarations]: Found implementation of procedure jiffies_to_timespec [2022-11-23 14:05:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:05:39,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~X~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:05:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2022-11-23 14:05:39,831 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2022-11-23 14:05:39,831 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_unlock_pkt [2022-11-23 14:05:39,831 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_unlock_pkt [2022-11-23 14:05:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure hton24 [2022-11-23 14:05:39,832 INFO L138 BoogieDeclarations]: Found implementation of procedure hton24 [2022-11-23 14:05:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_timeout [2022-11-23 14:05:39,832 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_timeout [2022-11-23 14:05:39,832 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_logo_req [2022-11-23 14:05:39,832 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_logo_req [2022-11-23 14:05:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_rec [2022-11-23 14:05:39,833 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_rec [2022-11-23 14:05:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure kmem_cache_destroy [2022-11-23 14:05:39,833 INFO L138 BoogieDeclarations]: Found implementation of procedure kmem_cache_destroy [2022-11-23 14:05:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_complete_locked [2022-11-23 14:05:39,833 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_complete_locked [2022-11-23 14:05:39,833 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2022-11-23 14:05:39,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2022-11-23 14:05:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_send_ack [2022-11-23 14:05:39,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_send_ack [2022-11-23 14:05:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_timer_set [2022-11-23 14:05:39,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_timer_set [2022-11-23 14:05:39,834 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_set_port_id [2022-11-23 14:05:39,834 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_set_port_id [2022-11-23 14:05:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~~u32~0~TO~$Pointer$ [2022-11-23 14:05:39,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~~u32~0~TO~$Pointer$ [2022-11-23 14:05:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_pkt_release [2022-11-23 14:05:39,835 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_pkt_release [2022-11-23 14:05:39,835 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_inc [2022-11-23 14:05:39,835 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_inc [2022-11-23 14:05:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure cpumask_next [2022-11-23 14:05:39,836 INFO L138 BoogieDeclarations]: Found implementation of procedure cpumask_next [2022-11-23 14:05:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure sg_copy_to_buffer [2022-11-23 14:05:39,836 INFO L138 BoogieDeclarations]: Found implementation of procedure sg_copy_to_buffer [2022-11-23 14:05:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_recv_rlir_req [2022-11-23 14:05:39,836 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_recv_rlir_req [2022-11-23 14:05:39,836 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_fcp_prli [2022-11-23 14:05:39,837 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_fcp_prli [2022-11-23 14:05:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_prlo_req [2022-11-23 14:05:39,837 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_prlo_req [2022-11-23 14:05:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_rcu_suspicious [2022-11-23 14:05:39,837 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_rcu_suspicious [2022-11-23 14:05:39,837 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_em_alloc [2022-11-23 14:05:39,837 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_em_alloc [2022-11-23 14:05:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure __preempt_count_add [2022-11-23 14:05:39,838 INFO L138 BoogieDeclarations]: Found implementation of procedure __preempt_count_add [2022-11-23 14:05:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_reset [2022-11-23 14:05:39,838 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_reset [2022-11-23 14:05:39,838 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ct_request [2022-11-23 14:05:39,838 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ct_request [2022-11-23 14:05:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure init_utsname [2022-11-23 14:05:39,839 INFO L138 BoogieDeclarations]: Found implementation of procedure init_utsname [2022-11-23 14:05:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure kref_init [2022-11-23 14:05:39,839 INFO L138 BoogieDeclarations]: Found implementation of procedure kref_init [2022-11-23 14:05:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure fc_vports_linkchange [2022-11-23 14:05:39,839 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_vports_linkchange [2022-11-23 14:05:39,839 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_flogi_resp [2022-11-23 14:05:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_flogi_resp [2022-11-23 14:05:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure put_unaligned_be32 [2022-11-23 14:05:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure put_unaligned_be32 [2022-11-23 14:05:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure fc_eh_host_reset [2022-11-23 14:05:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_eh_host_reset [2022-11-23 14:05:39,840 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_enter_logo [2022-11-23 14:05:39,840 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_enter_logo [2022-11-23 14:05:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure __fswab64 [2022-11-23 14:05:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure __fswab64 [2022-11-23 14:05:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_dec [2022-11-23 14:05:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_dec [2022-11-23 14:05:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure fc_seq_set_resp [2022-11-23 14:05:39,841 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_seq_set_resp [2022-11-23 14:05:39,841 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_abort_io [2022-11-23 14:05:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_abort_io [2022-11-23 14:05:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_mgr_list_clone [2022-11-23 14:05:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_mgr_list_clone [2022-11-23 14:05:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2022-11-23 14:05:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2022-11-23 14:05:39,842 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-23 14:05:39,842 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2022-11-23 14:05:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_hold [2022-11-23 14:05:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_hold [2022-11-23 14:05:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_3 [2022-11-23 14:05:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_3 [2022-11-23 14:05:39,843 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_ptp_setup [2022-11-23 14:05:39,843 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_ptp_setup [2022-11-23 14:05:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure fc_disc_recv_req [2022-11-23 14:05:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_disc_recv_req [2022-11-23 14:05:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2022-11-23 14:05:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2022-11-23 14:05:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_logo_resp [2022-11-23 14:05:39,844 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_logo_resp [2022-11-23 14:05:39,844 INFO L130 BoogieDeclarations]: Found specification of procedure fc_exch_abort_locked [2022-11-23 14:05:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_exch_abort_locked [2022-11-23 14:05:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure mempool_free_slab [2022-11-23 14:05:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2022-11-23 14:05:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2022-11-23 14:05:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_timer_set [2022-11-23 14:05:39,845 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_timer_set [2022-11-23 14:05:39,845 INFO L130 BoogieDeclarations]: Found specification of procedure fc_lport_reset_locked [2022-11-23 14:05:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_lport_reset_locked [2022-11-23 14:05:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:05:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-23 14:05:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure fc_fcp_ddp_done [2022-11-23 14:05:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_fcp_ddp_done [2022-11-23 14:05:39,846 INFO L130 BoogieDeclarations]: Found specification of procedure __kunmap_atomic [2022-11-23 14:05:39,846 INFO L138 BoogieDeclarations]: Found implementation of procedure __kunmap_atomic [2022-11-23 14:05:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure rcu_read_unlock [2022-11-23 14:05:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure rcu_read_unlock [2022-11-23 14:05:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:05:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 14:05:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2022-11-23 14:05:39,847 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work [2022-11-23 14:05:39,847 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work [2022-11-23 14:05:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure get_fsp_rec_tov [2022-11-23 14:05:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure get_fsp_rec_tov [2022-11-23 14:05:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2022-11-23 14:05:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure fc_rport_recv_plogi_req [2022-11-23 14:05:39,848 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_rport_recv_plogi_req [2022-11-23 14:05:39,848 INFO L130 BoogieDeclarations]: Found specification of procedure fc_io_compl [2022-11-23 14:05:39,849 INFO L138 BoogieDeclarations]: Found implementation of procedure fc_io_compl [2022-11-23 14:05:42,175 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:05:42,181 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:05:42,586 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2022-11-23 14:05:59,668 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:06:10,785 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:06:10,785 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-23 14:06:10,799 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:06:10 BoogieIcfgContainer [2022-11-23 14:06:10,800 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:06:10,802 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:06:10,802 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:06:10,805 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:06:10,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:05:28" (1/3) ... [2022-11-23 14:06:10,806 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746b5c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:06:10, skipping insertion in model container [2022-11-23 14:06:10,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:05:37" (2/3) ... [2022-11-23 14:06:10,807 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@746b5c2d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:06:10, skipping insertion in model container [2022-11-23 14:06:10,807 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:06:10" (3/3) ... [2022-11-23 14:06:10,808 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--scsi--libfc--libfc.ko-entry_point.cil.out.i [2022-11-23 14:06:10,830 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:06:10,830 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 14:06:10,968 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 14:06:10,978 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=FINITE_AUTOMATA, 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=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@17ca0b4f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 14:06:10,978 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 14:06:11,001 INFO L276 IsEmpty]: Start isEmpty. Operand has 5798 states, 3247 states have (on average 1.3033569448721898) internal successors, (4232), 3623 states have internal predecessors, (4232), 2198 states have call successors, (2198), 352 states have call predecessors, (2198), 351 states have return successors, (2192), 2010 states have call predecessors, (2192), 2192 states have call successors, (2192) [2022-11-23 14:06:11,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2022-11-23 14:06:11,035 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:06:11,037 INFO L195 NwaCegarLoop]: trace histogram [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] [2022-11-23 14:06:11,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:06:11,045 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:06:11,045 INFO L85 PathProgramCache]: Analyzing trace with hash 328170993, now seen corresponding path program 1 times [2022-11-23 14:06:11,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:06:11,054 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [383896430] [2022-11-23 14:06:11,054 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:06:11,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:06:11,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:06:12,266 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 14:06:12,266 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:06:12,267 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [383896430] [2022-11-23 14:06:12,267 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [383896430] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:06:12,268 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:06:12,268 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:06:12,273 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [726872577] [2022-11-23 14:06:12,274 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:06:12,279 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:06:12,279 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:06:12,317 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:06:12,318 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:06:12,334 INFO L87 Difference]: Start difference. First operand has 5798 states, 3247 states have (on average 1.3033569448721898) internal successors, (4232), 3623 states have internal predecessors, (4232), 2198 states have call successors, (2198), 352 states have call predecessors, (2198), 351 states have return successors, (2192), 2010 states have call predecessors, (2192), 2192 states have call successors, (2192) Second operand has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 14:06:14,218 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.16s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:17,325 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:20,927 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.52s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:23,002 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:27,744 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:29,519 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:30,032 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:06:30,032 INFO L93 Difference]: Finished difference Result 17375 states and 26868 transitions. [2022-11-23 14:06:30,033 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:06:30,035 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 67 [2022-11-23 14:06:30,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:06:30,168 INFO L225 Difference]: With dead ends: 17375 [2022-11-23 14:06:30,168 INFO L226 Difference]: Without dead ends: 11543 [2022-11-23 14:06:30,240 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:06:30,244 INFO L413 NwaCegarLoop]: 11339 mSDtfsCounter, 8591 mSDsluCounter, 8045 mSDsCounter, 0 mSdLazyCounter, 1242 mSolverCounterSat, 1 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8591 SdHoareTripleChecker+Valid, 19384 SdHoareTripleChecker+Invalid, 1246 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 1242 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.7s IncrementalHoareTripleChecker+Time [2022-11-23 14:06:30,250 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8591 Valid, 19384 Invalid, 1246 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [1 Valid, 1242 Invalid, 3 Unknown, 0 Unchecked, 16.7s Time] [2022-11-23 14:06:30,285 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 11543 states. [2022-11-23 14:06:31,419 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 11543 to 11538. [2022-11-23 14:06:31,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 11538 states, 6458 states have (on average 1.2996283679157634) internal successors, (8393), 7197 states have internal predecessors, (8393), 4379 states have call successors, (4379), 701 states have call predecessors, (4379), 700 states have return successors, (4376), 4011 states have call predecessors, (4376), 4376 states have call successors, (4376) [2022-11-23 14:06:31,577 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11538 states to 11538 states and 17148 transitions. [2022-11-23 14:06:31,583 INFO L78 Accepts]: Start accepts. Automaton has 11538 states and 17148 transitions. Word has length 67 [2022-11-23 14:06:31,583 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:06:31,584 INFO L495 AbstractCegarLoop]: Abstraction has 11538 states and 17148 transitions. [2022-11-23 14:06:31,585 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 11.333333333333334) internal successors, (34), 3 states have internal predecessors, (34), 2 states have call successors, (14), 2 states have call predecessors, (14), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 14:06:31,585 INFO L276 IsEmpty]: Start isEmpty. Operand 11538 states and 17148 transitions. [2022-11-23 14:06:31,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2022-11-23 14:06:31,599 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:06:31,600 INFO L195 NwaCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:06:31,600 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 14:06:31,601 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:06:31,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:06:31,601 INFO L85 PathProgramCache]: Analyzing trace with hash -1240844601, now seen corresponding path program 1 times [2022-11-23 14:06:31,602 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:06:31,602 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1673346928] [2022-11-23 14:06:31,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:06:31,602 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:06:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:06:32,557 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2022-11-23 14:06:32,557 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:06:32,558 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1673346928] [2022-11-23 14:06:32,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1673346928] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:06:32,558 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:06:32,559 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-23 14:06:32,559 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [813323899] [2022-11-23 14:06:32,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:06:32,561 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-23 14:06:32,561 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:06:32,561 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-23 14:06:32,562 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:06:32,562 INFO L87 Difference]: Start difference. First operand 11538 states and 17148 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-23 14:06:34,892 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.00s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:36,301 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:39,985 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:44,361 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:49,016 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:06:50,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:06:50,240 INFO L93 Difference]: Finished difference Result 34388 states and 51105 transitions. [2022-11-23 14:06:50,241 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-23 14:06:50,241 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) Word has length 73 [2022-11-23 14:06:50,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:06:50,417 INFO L225 Difference]: With dead ends: 34388 [2022-11-23 14:06:50,417 INFO L226 Difference]: Without dead ends: 22851 [2022-11-23 14:06:50,512 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-23 14:06:50,513 INFO L413 NwaCegarLoop]: 15446 mSDtfsCounter, 8489 mSDsluCounter, 7984 mSDsCounter, 0 mSdLazyCounter, 1637 mSolverCounterSat, 3 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 16.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8492 SdHoareTripleChecker+Valid, 23430 SdHoareTripleChecker+Invalid, 1642 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 1637 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 16.6s IncrementalHoareTripleChecker+Time [2022-11-23 14:06:50,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8492 Valid, 23430 Invalid, 1642 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 1637 Invalid, 2 Unknown, 0 Unchecked, 16.6s Time] [2022-11-23 14:06:50,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22851 states. [2022-11-23 14:06:52,239 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22851 to 22846. [2022-11-23 14:06:52,279 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22846 states, 12767 states have (on average 1.298660609383567) internal successors, (16580), 14236 states have internal predecessors, (16580), 8684 states have call successors, (8684), 1395 states have call predecessors, (8684), 1394 states have return successors, (8687), 7950 states have call predecessors, (8687), 8681 states have call successors, (8687) [2022-11-23 14:06:52,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22846 states to 22846 states and 33951 transitions. [2022-11-23 14:06:52,460 INFO L78 Accepts]: Start accepts. Automaton has 22846 states and 33951 transitions. Word has length 73 [2022-11-23 14:06:52,460 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:06:52,460 INFO L495 AbstractCegarLoop]: Abstraction has 22846 states and 33951 transitions. [2022-11-23 14:06:52,461 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 3 states have internal predecessors, (48), 1 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (7), 1 states have call predecessors, (7), 1 states have call successors, (7) [2022-11-23 14:06:52,461 INFO L276 IsEmpty]: Start isEmpty. Operand 22846 states and 33951 transitions. [2022-11-23 14:06:52,467 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-23 14:06:52,467 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:06:52,467 INFO L195 NwaCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:06:52,468 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 14:06:52,468 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:06:52,468 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:06:52,468 INFO L85 PathProgramCache]: Analyzing trace with hash 1760968520, now seen corresponding path program 1 times [2022-11-23 14:06:52,469 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:06:52,469 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [78337798] [2022-11-23 14:06:52,469 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:06:52,469 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:06:52,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:06:53,699 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2022-11-23 14:06:53,699 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:06:53,699 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [78337798] [2022-11-23 14:06:53,699 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [78337798] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:06:53,700 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:06:53,700 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:06:53,700 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1396563252] [2022-11-23 14:06:53,700 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:06:53,701 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:06:53,701 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:06:53,702 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:06:53,702 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:06:53,702 INFO L87 Difference]: Start difference. First operand 22846 states and 33951 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 14:06:57,637 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:02,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:05,956 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:07,655 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.08s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:09,600 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.94s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:10,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:07:10,241 INFO L93 Difference]: Finished difference Result 45984 states and 68371 transitions. [2022-11-23 14:07:10,242 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-23 14:07:10,242 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) Word has length 95 [2022-11-23 14:07:10,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:07:10,385 INFO L225 Difference]: With dead ends: 45984 [2022-11-23 14:07:10,385 INFO L226 Difference]: Without dead ends: 23229 [2022-11-23 14:07:10,497 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:07:10,498 INFO L413 NwaCegarLoop]: 8199 mSDtfsCounter, 324 mSDsluCounter, 16207 mSDsCounter, 0 mSdLazyCounter, 1725 mSolverCounterSat, 53 mSolverCounterUnsat, 2 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 350 SdHoareTripleChecker+Valid, 24406 SdHoareTripleChecker+Invalid, 1780 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 53 IncrementalHoareTripleChecker+Valid, 1725 IncrementalHoareTripleChecker+Invalid, 2 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 15.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:07:10,498 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [350 Valid, 24406 Invalid, 1780 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [53 Valid, 1725 Invalid, 2 Unknown, 0 Unchecked, 15.4s Time] [2022-11-23 14:07:10,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23229 states. [2022-11-23 14:07:12,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23229 to 22850. [2022-11-23 14:07:12,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22850 states, 12771 states have (on average 1.2985670660089266) internal successors, (16584), 14240 states have internal predecessors, (16584), 8684 states have call successors, (8684), 1395 states have call predecessors, (8684), 1394 states have return successors, (8687), 7950 states have call predecessors, (8687), 8681 states have call successors, (8687) [2022-11-23 14:07:12,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22850 states to 22850 states and 33955 transitions. [2022-11-23 14:07:12,585 INFO L78 Accepts]: Start accepts. Automaton has 22850 states and 33955 transitions. Word has length 95 [2022-11-23 14:07:12,587 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:07:12,587 INFO L495 AbstractCegarLoop]: Abstraction has 22850 states and 33955 transitions. [2022-11-23 14:07:12,587 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 2 states have call successors, (18), 2 states have call predecessors, (18), 1 states have return successors, (9), 2 states have call predecessors, (9), 2 states have call successors, (9) [2022-11-23 14:07:12,587 INFO L276 IsEmpty]: Start isEmpty. Operand 22850 states and 33955 transitions. [2022-11-23 14:07:12,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-23 14:07:12,593 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:07:12,594 INFO L195 NwaCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 14:07:12,594 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 14:07:12,594 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:07:12,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:07:12,595 INFO L85 PathProgramCache]: Analyzing trace with hash 205608769, now seen corresponding path program 1 times [2022-11-23 14:07:12,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:07:12,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1853506625] [2022-11-23 14:07:12,596 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:07:12,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:07:12,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:07:14,463 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2022-11-23 14:07:14,464 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:07:14,464 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1853506625] [2022-11-23 14:07:14,464 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1853506625] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:07:14,464 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:07:14,464 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 14:07:14,465 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1634573965] [2022-11-23 14:07:14,465 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:07:14,466 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 14:07:14,466 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:07:14,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 14:07:14,467 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 14:07:14,467 INFO L87 Difference]: Start difference. First operand 22850 states and 33955 transitions. Second operand has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-23 14:07:21,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:24,178 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:29,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:36,076 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.03s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:37,881 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.80s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:39,702 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:41,711 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:42,942 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:07:43,820 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:07:43,821 INFO L93 Difference]: Finished difference Result 45799 states and 68073 transitions. [2022-11-23 14:07:43,821 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:07:43,822 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 96 [2022-11-23 14:07:43,822 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:07:43,979 INFO L225 Difference]: With dead ends: 45799 [2022-11-23 14:07:43,980 INFO L226 Difference]: Without dead ends: 23038 [2022-11-23 14:07:44,117 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-23 14:07:44,121 INFO L413 NwaCegarLoop]: 8170 mSDtfsCounter, 120 mSDsluCounter, 32529 mSDsCounter, 0 mSdLazyCounter, 2868 mSolverCounterSat, 3 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 27.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 40699 SdHoareTripleChecker+Invalid, 2875 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 2868 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 28.3s IncrementalHoareTripleChecker+Time [2022-11-23 14:07:44,122 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [151 Valid, 40699 Invalid, 2875 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [3 Valid, 2868 Invalid, 4 Unknown, 0 Unchecked, 28.3s Time] [2022-11-23 14:07:44,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 23038 states. [2022-11-23 14:07:45,763 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 23038 to 22850. [2022-11-23 14:07:45,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 22850 states, 12771 states have (on average 1.2984104612011589) internal successors, (16582), 14240 states have internal predecessors, (16582), 8684 states have call successors, (8684), 1395 states have call predecessors, (8684), 1394 states have return successors, (8687), 7950 states have call predecessors, (8687), 8681 states have call successors, (8687) [2022-11-23 14:07:46,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22850 states to 22850 states and 33953 transitions. [2022-11-23 14:07:46,082 INFO L78 Accepts]: Start accepts. Automaton has 22850 states and 33953 transitions. Word has length 96 [2022-11-23 14:07:46,082 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:07:46,082 INFO L495 AbstractCegarLoop]: Abstraction has 22850 states and 33953 transitions. [2022-11-23 14:07:46,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.833333333333334) internal successors, (59), 6 states have internal predecessors, (59), 3 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-23 14:07:46,083 INFO L276 IsEmpty]: Start isEmpty. Operand 22850 states and 33953 transitions. [2022-11-23 14:07:46,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-23 14:07:46,092 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:07:46,093 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-11-23 14:07:46,093 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 14:07:46,093 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:07:46,093 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:07:46,094 INFO L85 PathProgramCache]: Analyzing trace with hash 2120600814, now seen corresponding path program 1 times [2022-11-23 14:07:46,094 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:07:46,094 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1241732008] [2022-11-23 14:07:46,094 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:07:46,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:07:46,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:07:47,692 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-23 14:07:47,692 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:07:47,692 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1241732008] [2022-11-23 14:07:47,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1241732008] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:07:47,693 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:07:47,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 14:07:47,693 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [146798389] [2022-11-23 14:07:47,693 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:07:47,694 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 14:07:47,694 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:07:47,694 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 14:07:47,694 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:07:47,695 INFO L87 Difference]: Start difference. First operand 22850 states and 33953 transitions. Second operand has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-23 14:07:52,380 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:05,035 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:14,907 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:17,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.83s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:18,457 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:20,266 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.81s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:22,535 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.79s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:24,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:08:24,690 INFO L93 Difference]: Finished difference Result 68412 states and 104995 transitions. [2022-11-23 14:08:24,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 14:08:24,691 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 104 [2022-11-23 14:08:24,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:08:25,181 INFO L225 Difference]: With dead ends: 68412 [2022-11-23 14:08:25,181 INFO L226 Difference]: Without dead ends: 45563 [2022-11-23 14:08:25,330 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2022-11-23 14:08:25,331 INFO L413 NwaCegarLoop]: 10324 mSDtfsCounter, 8497 mSDsluCounter, 20420 mSDsCounter, 0 mSdLazyCounter, 11025 mSolverCounterSat, 18 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 32.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8499 SdHoareTripleChecker+Valid, 30744 SdHoareTripleChecker+Invalid, 11046 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.2s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 11025 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 34.8s IncrementalHoareTripleChecker+Time [2022-11-23 14:08:25,331 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8499 Valid, 30744 Invalid, 11046 Unknown, 0 Unchecked, 0.2s Time], IncrementalHoareTripleChecker [18 Valid, 11025 Invalid, 3 Unknown, 0 Unchecked, 34.8s Time] [2022-11-23 14:08:25,379 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 45563 states. [2022-11-23 14:08:28,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 45563 to 45420. [2022-11-23 14:08:28,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 45420 states, 25396 states have (on average 1.2998109938573004) internal successors, (33010), 28346 states have internal predecessors, (33010), 17251 states have call successors, (17251), 2769 states have call predecessors, (17251), 2772 states have return successors, (19032), 15756 states have call predecessors, (19032), 17246 states have call successors, (19032) [2022-11-23 14:08:28,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45420 states to 45420 states and 69293 transitions. [2022-11-23 14:08:28,701 INFO L78 Accepts]: Start accepts. Automaton has 45420 states and 69293 transitions. Word has length 104 [2022-11-23 14:08:28,702 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:08:28,702 INFO L495 AbstractCegarLoop]: Abstraction has 45420 states and 69293 transitions. [2022-11-23 14:08:28,702 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.6) internal successors, (63), 4 states have internal predecessors, (63), 3 states have call successors, (20), 4 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-23 14:08:28,702 INFO L276 IsEmpty]: Start isEmpty. Operand 45420 states and 69293 transitions. [2022-11-23 14:08:28,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-23 14:08:28,707 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:08:28,707 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-11-23 14:08:28,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 14:08:28,708 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:08:28,708 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:08:28,708 INFO L85 PathProgramCache]: Analyzing trace with hash 1695017787, now seen corresponding path program 1 times [2022-11-23 14:08:28,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:08:28,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [629634190] [2022-11-23 14:08:28,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:08:28,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:08:28,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:08:30,922 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-23 14:08:30,923 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:08:30,923 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [629634190] [2022-11-23 14:08:30,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [629634190] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:08:30,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:08:30,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:08:30,924 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1347870525] [2022-11-23 14:08:30,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:08:30,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:08:30,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:08:30,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:08:30,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:08:30,925 INFO L87 Difference]: Start difference. First operand 45420 states and 69293 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-23 14:08:35,980 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:45,658 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:54,544 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.06s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:55,832 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.29s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:08:57,874 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:09:01,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:09:01,170 INFO L93 Difference]: Finished difference Result 135282 states and 215571 transitions. [2022-11-23 14:09:01,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:09:01,171 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 105 [2022-11-23 14:09:01,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:09:02,011 INFO L225 Difference]: With dead ends: 135282 [2022-11-23 14:09:02,011 INFO L226 Difference]: Without dead ends: 89863 [2022-11-23 14:09:02,351 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:09:02,352 INFO L413 NwaCegarLoop]: 11152 mSDtfsCounter, 8340 mSDsluCounter, 15351 mSDsCounter, 0 mSdLazyCounter, 6143 mSolverCounterSat, 6 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 24.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8342 SdHoareTripleChecker+Valid, 26503 SdHoareTripleChecker+Invalid, 6152 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 6143 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 26.4s IncrementalHoareTripleChecker+Time [2022-11-23 14:09:02,353 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8342 Valid, 26503 Invalid, 6152 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [6 Valid, 6143 Invalid, 3 Unknown, 0 Unchecked, 26.4s Time] [2022-11-23 14:09:02,443 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89863 states. [2022-11-23 14:09:07,959 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89863 to 89388. [2022-11-23 14:09:08,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 89388 states, 50054 states have (on average 1.3017541055659887) internal successors, (65158), 55918 states have internal predecessors, (65158), 33869 states have call successors, (33869), 5481 states have call predecessors, (33869), 5464 states have return successors, (42026), 30804 states have call predecessors, (42026), 33860 states have call successors, (42026) [2022-11-23 14:09:09,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89388 states to 89388 states and 141053 transitions. [2022-11-23 14:09:09,825 INFO L78 Accepts]: Start accepts. Automaton has 89388 states and 141053 transitions. Word has length 105 [2022-11-23 14:09:09,826 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 14:09:09,828 INFO L495 AbstractCegarLoop]: Abstraction has 89388 states and 141053 transitions. [2022-11-23 14:09:09,829 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-23 14:09:09,829 INFO L276 IsEmpty]: Start isEmpty. Operand 89388 states and 141053 transitions. [2022-11-23 14:09:09,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-23 14:09:09,835 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 14:09:09,836 INFO L195 NwaCegarLoop]: trace histogram [3, 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] [2022-11-23 14:09:09,836 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 14:09:09,836 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 14:09:09,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 14:09:09,837 INFO L85 PathProgramCache]: Analyzing trace with hash -293785916, now seen corresponding path program 1 times [2022-11-23 14:09:09,837 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 14:09:09,837 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498010509] [2022-11-23 14:09:09,837 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 14:09:09,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 14:09:10,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 14:09:11,748 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2022-11-23 14:09:11,748 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 14:09:11,748 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [498010509] [2022-11-23 14:09:11,749 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [498010509] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 14:09:11,749 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 14:09:11,749 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-23 14:09:11,749 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1118418876] [2022-11-23 14:09:11,749 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 14:09:11,750 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-23 14:09:11,750 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 14:09:11,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-23 14:09:11,751 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-23 14:09:11,752 INFO L87 Difference]: Start difference. First operand 89388 states and 141053 transitions. Second operand has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) [2022-11-23 14:09:16,826 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.72s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:09:20,092 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:09:30,608 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:09:41,473 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:09:43,382 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-23 14:09:47,446 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 14:09:47,446 INFO L93 Difference]: Finished difference Result 266986 states and 448079 transitions. [2022-11-23 14:09:47,446 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 14:09:47,447 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.25) internal successors, (65), 4 states have internal predecessors, (65), 3 states have call successors, (20), 3 states have call predecessors, (20), 1 states have return successors, (11), 3 states have call predecessors, (11), 3 states have call successors, (11) Word has length 106 [2022-11-23 14:09:47,447 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 14:09:49,074 INFO L225 Difference]: With dead ends: 266986 [2022-11-23 14:09:49,074 INFO L226 Difference]: Without dead ends: 177599 [2022-11-23 14:09:49,900 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-23 14:09:49,901 INFO L413 NwaCegarLoop]: 11835 mSDtfsCounter, 8289 mSDsluCounter, 16055 mSDsCounter, 0 mSdLazyCounter, 6251 mSolverCounterSat, 7 mSolverCounterUnsat, 3 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 25.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8291 SdHoareTripleChecker+Valid, 27890 SdHoareTripleChecker+Invalid, 6261 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 6251 IncrementalHoareTripleChecker+Invalid, 3 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 27.3s IncrementalHoareTripleChecker+Time [2022-11-23 14:09:49,901 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [8291 Valid, 27890 Invalid, 6261 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [7 Valid, 6251 Invalid, 3 Unknown, 0 Unchecked, 27.3s Time] [2022-11-23 14:09:50,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 177599 states.