./Ultimate.py --spec ../../sv-benchmarks/c/Systems_DeviceDriversLinux64_ReachSafety.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5842f4b8 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f9b269fee929c2a3187ed7c2821bda9ec7cbeaea ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c -s /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f9b269fee929c2a3187ed7c2821bda9ec7cbeaea .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-5842f4b [2018-11-18 12:49:36,928 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:49:36,930 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:49:36,938 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:49:36,938 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:49:36,939 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:49:36,939 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:49:36,940 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:49:36,942 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:49:36,942 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:49:36,943 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:49:36,943 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:49:36,944 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:49:36,945 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:49:36,946 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:49:36,946 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:49:36,947 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:49:36,948 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:49:36,949 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:49:36,950 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:49:36,951 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:49:36,952 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:49:36,953 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:49:36,953 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:49:36,954 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:49:36,954 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:49:36,955 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:49:36,955 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:49:36,955 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:49:36,956 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:49:36,956 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:49:36,957 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:49:36,957 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:49:36,957 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:49:36,959 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:49:36,959 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:49:36,960 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-11-18 12:49:36,970 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:49:36,970 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:49:36,970 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:49:36,971 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:49:36,971 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:49:36,971 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:49:36,971 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:49:36,971 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-18 12:49:36,971 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:49:36,971 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:49:36,972 INFO L133 SettingsManager]: * Log string format=TERM [2018-11-18 12:49:36,972 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-18 12:49:36,972 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-18 12:49:36,972 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:49:36,972 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:49:36,973 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-18 12:49:36,973 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:49:36,973 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:49:36,973 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:49:36,973 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:49:36,973 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:49:36,973 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:49:36,974 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:49:36,976 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:49:36,976 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:49:36,976 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:49:36,976 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:49:36,976 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:49:36,976 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-11-18 12:49:36,977 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan 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(__VERIFIER_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 -> f9b269fee929c2a3187ed7c2821bda9ec7cbeaea [2018-11-18 12:49:37,002 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:49:37,011 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:49:37,014 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:49:37,016 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:49:37,016 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:49:37,017 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c [2018-11-18 12:49:37,062 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/7549a094a/e376df3222e94a1aa0c6f56a61eb6db3/FLAG2841d1e61 [2018-11-18 12:49:37,535 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:49:37,536 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c [2018-11-18 12:49:37,554 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/7549a094a/e376df3222e94a1aa0c6f56a61eb6db3/FLAG2841d1e61 [2018-11-18 12:49:37,827 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/7549a094a/e376df3222e94a1aa0c6f56a61eb6db3 [2018-11-18 12:49:37,830 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:49:37,832 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:49:37,833 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:49:37,833 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:49:37,837 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:49:37,837 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:49:37" (1/1) ... [2018-11-18 12:49:37,840 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@272d0c6c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:37, skipping insertion in model container [2018-11-18 12:49:37,840 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:49:37" (1/1) ... [2018-11-18 12:49:37,850 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:49:37,920 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:49:38,883 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:49:38,901 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:49:39,163 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:49:39,208 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:49:39,208 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39 WrapperNode [2018-11-18 12:49:39,208 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:49:39,209 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:49:39,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:49:39,209 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:49:39,214 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,239 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:49:39,249 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:49:39,249 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:49:39,249 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:49:39,255 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,255 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,261 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,261 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,281 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,284 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,288 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... [2018-11-18 12:49:39,293 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:49:39,293 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:49:39,294 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:49:39,294 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:49:39,294 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:49:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2018-11-18 12:49:39,346 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2018-11-18 12:49:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2018-11-18 12:49:39,346 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2018-11-18 12:49:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:49:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2018-11-18 12:49:39,347 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2018-11-18 12:49:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 12:49:39,347 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-11-18 12:49:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2018-11-18 12:49:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2018-11-18 12:49:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-18 12:49:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-18 12:49:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2018-11-18 12:49:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2018-11-18 12:49:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-11-18 12:49:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-11-18 12:49:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2018-11-18 12:49:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2018-11-18 12:49:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-18 12:49:39,348 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-18 12:49:39,348 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 12:49:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 12:49:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 12:49:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:49:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2018-11-18 12:49:39,349 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2018-11-18 12:49:39,349 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:49:39,350 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:49:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:49:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2018-11-18 12:49:39,350 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2018-11-18 12:49:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2018-11-18 12:49:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-11-18 12:49:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 12:49:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:49:39,350 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2018-11-18 12:49:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2018-11-18 12:49:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2018-11-18 12:49:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 12:49:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 12:49:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 12:49:39,351 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 12:49:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:49:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2018-11-18 12:49:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2018-11-18 12:49:39,351 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure blk_make_request [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2018-11-18 12:49:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2018-11-18 12:49:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2018-11-18 12:49:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 12:49:39,352 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 12:49:39,352 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:49:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:49:39,353 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 12:49:39,353 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 12:49:42,061 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:49:42,061 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:49:42 BoogieIcfgContainer [2018-11-18 12:49:42,061 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:49:42,062 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:49:42,062 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:49:42,064 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:49:42,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:49:37" (1/3) ... [2018-11-18 12:49:42,065 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28cd1f25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:49:42, skipping insertion in model container [2018-11-18 12:49:42,065 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:39" (2/3) ... [2018-11-18 12:49:42,066 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@28cd1f25 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:49:42, skipping insertion in model container [2018-11-18 12:49:42,066 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:49:42" (3/3) ... [2018-11-18 12:49:42,067 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c [2018-11-18 12:49:42,074 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:49:42,079 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:49:42,089 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:49:42,112 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:49:42,112 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:49:42,112 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:49:42,112 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:49:42,112 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:49:42,112 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:49:42,113 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:49:42,113 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:49:42,128 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-18 12:49:42,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 12:49:42,134 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:49:42,134 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:49:42,136 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:49:42,141 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:42,141 INFO L82 PathProgramCache]: Analyzing trace with hash 217334458, now seen corresponding path program 1 times [2018-11-18 12:49:42,144 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:49:42,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:42,194 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:42,194 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:42,194 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:49:42,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:49:42,414 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:49:42,414 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:49:42,414 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:49:42,417 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:49:42,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:49:42,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:49:42,427 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 3 states. [2018-11-18 12:49:42,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:49:42,492 INFO L93 Difference]: Finished difference Result 387 states and 475 transitions. [2018-11-18 12:49:42,493 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:49:42,494 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-11-18 12:49:42,494 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:49:42,502 INFO L225 Difference]: With dead ends: 387 [2018-11-18 12:49:42,502 INFO L226 Difference]: Without dead ends: 240 [2018-11-18 12:49:42,504 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:49:42,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-18 12:49:42,547 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2018-11-18 12:49:42,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-11-18 12:49:42,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 287 transitions. [2018-11-18 12:49:42,553 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 287 transitions. Word has length 17 [2018-11-18 12:49:42,553 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:49:42,553 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 287 transitions. [2018-11-18 12:49:42,553 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:49:42,553 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 287 transitions. [2018-11-18 12:49:42,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 12:49:42,556 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:49:42,556 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 12:49:42,556 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:49:42,556 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:42,556 INFO L82 PathProgramCache]: Analyzing trace with hash -1838183177, now seen corresponding path program 1 times [2018-11-18 12:49:42,557 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:49:42,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:42,561 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:42,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:42,561 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:49:42,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:42,700 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 12:49:42,700 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:49:42,700 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:49:42,700 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-18 12:49:42,701 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:49:42,702 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:49:42,702 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:49:42,702 INFO L87 Difference]: Start difference. First operand 240 states and 287 transitions. Second operand 5 states. [2018-11-18 12:49:42,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:49:42,739 INFO L93 Difference]: Finished difference Result 471 states and 564 transitions. [2018-11-18 12:49:42,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 12:49:42,739 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2018-11-18 12:49:42,739 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:49:42,741 INFO L225 Difference]: With dead ends: 471 [2018-11-18 12:49:42,741 INFO L226 Difference]: Without dead ends: 240 [2018-11-18 12:49:42,743 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:49:42,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-18 12:49:42,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2018-11-18 12:49:42,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-11-18 12:49:42,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 286 transitions. [2018-11-18 12:49:42,762 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 286 transitions. Word has length 74 [2018-11-18 12:49:42,762 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:49:42,762 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 286 transitions. [2018-11-18 12:49:42,762 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:49:42,763 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 286 transitions. [2018-11-18 12:49:42,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 12:49:42,765 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:49:42,765 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 12:49:42,765 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:49:42,765 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:42,765 INFO L82 PathProgramCache]: Analyzing trace with hash -56683242, now seen corresponding path program 1 times [2018-11-18 12:49:42,765 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-18 12:49:42,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:42,768 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:42,768 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-18 12:49:42,768 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-18 12:49:42,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:49:42,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:49:42,904 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:49:42,948 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327441 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-11-18 12:49:42,949 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,949 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327427 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-11-18 12:49:42,949 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327472 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-11-18 12:49:42,949 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327433 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-11-18 12:49:42,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327455 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-11-18 12:49:42,950 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,950 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327475 could not be translated for associated CType ARRAY#_9_~UINT# [2018-11-18 12:49:42,950 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,951 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327474 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-11-18 12:49:42,951 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 27670116110564327451 could not be translated for associated CType ARRAY#_9_~UINT# [2018-11-18 12:49:42,952 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,952 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,953 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,953 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,954 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,954 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,955 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,955 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,956 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,956 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,957 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,957 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,957 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,958 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,958 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:42,958 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,958 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,959 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,960 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,960 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,960 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,961 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,962 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,962 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,962 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,963 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,963 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,963 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,964 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,964 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,964 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,965 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,965 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,966 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,966 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,967 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,967 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,967 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,968 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,968 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,968 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,969 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,969 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,970 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,970 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,970 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,971 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,971 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,971 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,972 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,972 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,972 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,973 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,973 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,973 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,974 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,974 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,974 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,975 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,975 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,975 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,976 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,976 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,976 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,976 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,977 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,977 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,977 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,977 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,978 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,978 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,979 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,979 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,979 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,980 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,980 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,980 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,981 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,981 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,981 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:42,982 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,982 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,982 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:42,982 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,983 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,983 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,983 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,984 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,984 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,984 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:42,984 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,984 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,985 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,985 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,985 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,985 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:42,986 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:42,986 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:43,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:49:43 BoogieIcfgContainer [2018-11-18 12:49:43,000 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:49:43,001 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:49:43,001 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:49:43,001 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:49:43,001 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:49:42" (3/4) ... [2018-11-18 12:49:43,004 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:49:43,004 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:49:43,005 INFO L168 Benchmark]: Toolchain (without parser) took 5174.14 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 358.1 MB). Free memory was 955.3 MB in the beginning and 1.2 GB in the end (delta: -277.0 MB). Peak memory consumption was 81.1 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:43,006 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:43,006 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1375.89 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 955.3 MB in the beginning and 952.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:43,007 INFO L168 Benchmark]: Boogie Procedure Inliner took 39.74 ms. Allocated memory is still 1.3 GB. Free memory is still 952.5 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:43,007 INFO L168 Benchmark]: Boogie Preprocessor took 44.60 ms. Allocated memory is still 1.3 GB. Free memory was 952.5 MB in the beginning and 944.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:43,007 INFO L168 Benchmark]: RCFGBuilder took 2768.05 ms. Allocated memory is still 1.3 GB. Free memory was 944.5 MB in the beginning and 842.7 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:43,008 INFO L168 Benchmark]: TraceAbstraction took 938.27 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 116.4 MB). Free memory was 842.7 MB in the beginning and 1.2 GB in the end (delta: -389.6 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:43,008 INFO L168 Benchmark]: Witness Printer took 3.52 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:43,011 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 982.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1375.89 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 241.7 MB). Free memory was 955.3 MB in the beginning and 952.5 MB in the end (delta: 2.8 MB). Peak memory consumption was 299.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 39.74 ms. Allocated memory is still 1.3 GB. Free memory is still 952.5 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 44.60 ms. Allocated memory is still 1.3 GB. Free memory was 952.5 MB in the beginning and 944.5 MB in the end (delta: 8.0 MB). Peak memory consumption was 8.0 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2768.05 ms. Allocated memory is still 1.3 GB. Free memory was 944.5 MB in the beginning and 842.7 MB in the end (delta: 101.8 MB). Peak memory consumption was 101.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 938.27 ms. Allocated memory was 1.3 GB in the beginning and 1.4 GB in the end (delta: 116.4 MB). Free memory was 842.7 MB in the beginning and 1.2 GB in the end (delta: -389.6 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.52 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327441 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327427 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327472 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327433 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327455 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327475 could not be translated for associated CType ARRAY#_9_~UINT# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327474 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 27670116110564327451 could not be translated for associated CType ARRAY#_9_~UINT# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4433]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 4310. Possible FailurePath: [L3325] FCALL "include/trace/events/kmem.h" [L4142] FCALL "&(&vblk->lock)->rlock" [L4146] FCALL "requests" [L4180] FCALL "vd%c" [L4183] FCALL "vd%c%c" [L4188] FCALL "vd%c%c%c" [L4303] EXPR, FCALL "virtio_blk" [L4310] EXPR, FCALL "virtblk" [L4325] EXPR, FCALL "virtblk" [L3726] static int major ; [L3727] static int index ; [L4299-L4302] FCALL static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4335] int LDV_IN_INTERRUPT ; [L4496] int ldv_blk_rq = 0; [L4080-L4081] FCALL static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4297-L4298] FCALL static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4303-L4304] FCALL static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4330] struct virtio_device_id const __mod_virtio_device_table ; VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old("&(&vblk->lock)->rlock")=27670116110564327479, \old("&(&vblk->lock)->rlock")=27670116110564327477, \old("include/trace/events/kmem.h")=27670116110564327464, \old("include/trace/events/kmem.h")=27670116110564327434, \old("requests")=27670116110564327460, \old("requests")=27670116110564327428, \old("vd%c")=27670116110564327426, \old("vd%c")=27670116110564327480, \old("vd%c%c")=27670116110564327443, \old("vd%c%c")=27670116110564327459, \old("vd%c%c%c")=27670116110564327437, \old("vd%c%c%c")=27670116110564327449, \old("virtblk")=27670116110564327440, \old("virtblk")=27670116110564327431, \old("virtblk")=27670116110564327448, \old("virtblk")=27670116110564327471, \old("virtio_blk")=27670116110564327456, \old("virtio_blk")=27670116110564327439, \old(__mod_virtio_device_table)=27670116110564327432, \old(__mod_virtio_device_table)=27670116110564327430, \old(features)=null, \old(features)=null, \old(id_table)=null, \old(id_table)=null, \old(index)=27670116110564327445, \old(ldv_blk_rq)=27670116110564327466, \old(LDV_IN_INTERRUPT)=27670116110564327444, \old(major)=27670116110564327461, \old(virtblk_fops)=null, \old(virtblk_fops)=null, \old(virtio_blk)=null, \old(virtio_blk)=null, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=0, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4338] struct block_device *var_group1 ; [L4339] fmode_t var_virtblk_ioctl_5_p1 ; [L4340] unsigned int var_virtblk_ioctl_5_p2 ; [L4341] unsigned long var_virtblk_ioctl_5_p3 ; [L4342] struct hd_geometry *var_group2 ; [L4343] int tmp ; [L4344] int tmp___0 ; [L4345] int tmp___1 ; [L4348] LDV_IN_INTERRUPT = 1 [L4349] FCALL ldv_initialize() [L4350] FCALL ldv_handler_precall() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4351] CALL, EXPR init() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4307] int tmp ; [L4310] EXPR, FCALL register_blkdev(0U, "virtblk") [L4310] major = register_blkdev(0U, "virtblk") [L4311] COND FALSE !(major < 0) [L4316] EXPR, FCALL register_virtio_driver(& virtio_blk) [L4316] tmp = register_virtio_driver(& virtio_blk) [L4317] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4351] EXPR init() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, init()=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4351] tmp = init() [L4352] COND FALSE !(tmp != 0) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4374] tmp___1 = __VERIFIER_nondet_int() [L4375] COND TRUE tmp___1 != 0 VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___1=1, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4359] tmp___0 = __VERIFIER_nondet_int() [L4361] case 0: [L4362] FCALL ldv_handler_precall() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4363] CALL virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(cmd)=1447184708, \old(data)=9223372036854775807, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=49, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bdev={27670116110564327457:0}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4012] struct gendisk *disk ; [L4013] struct virtio_blk *vblk ; [L4014] void *usr_data ; [L4015] FCALL char id_str[20U] ; [L4016] int err ; [L4017] int tmp ; [L4018] bool tmp___0 ; [L4019] int tmp___1 ; [L4020] int tmp___2 ; [L4023] EXPR, FCALL bdev->bd_disk [L4023] disk = bdev->bd_disk [L4024] EXPR, FCALL disk->private_data [L4024] vblk = (struct virtio_blk *)disk->private_data [L4025] COND TRUE cmd == 1447184708U [L4026] usr_data = (void *)data VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(cmd)=1447184708, \old(data)=9223372036854775807, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=49, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bdev={27670116110564327457:0}, bdev={27670116110564327457:0}, cmd=1447184708, data=9223372036854775807, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mode=49, usr_data={0:9223372036854775807}, vblk={27670116110564327454:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4027] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3976] struct virtio_blk *vblk ; [L3977] struct request *req ; [L3978] struct bio *bio ; [L3979] long tmp ; [L3980] long tmp___0 ; [L3981] long tmp___1 ; [L3982] long tmp___2 ; [L3983] int tmp___3 ; [L3986] EXPR, FCALL disk->private_data [L3986] vblk = (struct virtio_blk *)disk->private_data [L3987] EXPR, FCALL vblk->disk [L3987] EXPR, FCALL (vblk->disk)->queue [L3987] EXPR, FCALL bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3987] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3988] CALL, EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4408] long tmp ; VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4411] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4449] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4411] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4411] tmp = ldv_is_err(ptr) [L4412] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, tmp=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3988] EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bio={0:0}, disk={27670116110564327425:0}, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, IS_ERR((void const *)bio)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={27670116110564327454:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3988] tmp___0 = IS_ERR((void const *)bio) [L3989] COND FALSE !(tmp___0 != 0L) [L3995] EXPR, FCALL vblk->disk [L3995] EXPR, FCALL (vblk->disk)->queue VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, (vblk->disk)->queue={27670116110564327453:27670116110564327463}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bio={0:0}, disk={27670116110564327425:0}, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp___0=0, vblk={27670116110564327454:0}, vblk->disk={27670116110564327470:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3995] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={27670116110564327453:27670116110564327463}, ldv_func_arg2={0:0}, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4418] ldv_func_ret_type___3 ldv_func_res ; [L4419] struct request *tmp ; [L4422] EXPR, FCALL blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4422] tmp = blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4423] ldv_func_res = tmp VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={27670116110564327453:27670116110564327463}, ldv_func_arg1={27670116110564327453:27670116110564327463}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={0:0}, LDV_IN_INTERRUPT=1, major=0, tmp={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4424] CALL ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, res={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4499] long tmp ; VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={0:0}, res={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4502] COND TRUE ldv_blk_rq == 0 VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={0:0}, res={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4507] COND TRUE (mask == 16U || mask == 208U) || mask == 16U [L4508] RET ldv_blk_rq = 1 VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mask=208, res={0:0}, res={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4424] ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={27670116110564327453:27670116110564327463}, ldv_func_arg1={27670116110564327453:27670116110564327463}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={0:0}, LDV_IN_INTERRUPT=1, major=0, tmp={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4425] RET return (ldv_func_res); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result={0:0}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={27670116110564327453:27670116110564327463}, ldv_func_arg1={27670116110564327453:27670116110564327463}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={0:0}, LDV_IN_INTERRUPT=1, major=0, tmp={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3995] EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, (vblk->disk)->queue={27670116110564327453:27670116110564327463}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bio={0:0}, disk={27670116110564327425:0}, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U)={0:0}, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp___0=0, vblk={27670116110564327454:0}, vblk->disk={27670116110564327470:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3995] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3996] CALL, EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4408] long tmp ; VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4411] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4449] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4411] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4411] tmp = ldv_is_err(ptr) [L4412] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, tmp=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3996] EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bio={0:0}, disk={27670116110564327425:0}, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, IS_ERR((void const *)req)=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={0:0}, tmp___0=0, vblk={27670116110564327454:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L3996] tmp___2 = IS_ERR((void const *)req) [L3997] COND FALSE !(tmp___2 != 0L) [L4004] FCALL req->cmd_type = 7 [L4005] EXPR, FCALL vblk->disk [L4005] EXPR, FCALL (vblk->disk)->queue [L4005] EXPR, FCALL vblk->disk [L4005] EXPR, FCALL blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L4005] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L4006] RET return (tmp___3); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=13, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bio={0:0}, disk={27670116110564327425:0}, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={0:0}, tmp___0=0, tmp___2=0, tmp___3=13, vblk={27670116110564327454:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4027] EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(cmd)=1447184708, \old(data)=9223372036854775807, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=49, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bdev={27670116110564327457:0}, bdev={27670116110564327457:0}, cmd=1447184708, data=9223372036854775807, disk={27670116110564327425:0}, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=49, usr_data={0:9223372036854775807}, vblk={27670116110564327454:0}, virtblk_fops={27670116110564327436:0}, virtblk_get_id(disk, (char *)(& id_str))=13, virtio_blk={27670116110564327442:0}] [L4027] err = virtblk_get_id(disk, (char *)(& id_str)) [L4028] COND FALSE !(err == 0) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(cmd)=1447184708, \old(data)=9223372036854775807, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=49, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bdev={27670116110564327457:0}, bdev={27670116110564327457:0}, cmd=1447184708, data=9223372036854775807, disk={27670116110564327425:0}, err=13, features={27670116110564327462:0}, id_str={27670116110564327452:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=49, usr_data={0:9223372036854775807}, vblk={27670116110564327454:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4038] return (err); [L4038] RET return (err); VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(cmd)=1447184708, \old(data)=9223372036854775807, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=49, \result=13, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, bdev={27670116110564327457:0}, bdev={27670116110564327457:0}, cmd=1447184708, data=9223372036854775807, disk={27670116110564327425:0}, err=13, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=49, usr_data={0:9223372036854775807}, vblk={27670116110564327454:0}, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4363] virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, var_group1={27670116110564327457:0}, var_virtblk_ioctl_5_p1=49, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=9223372036854775807, virtblk_fops={27670116110564327436:0}, virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3)=13, virtio_blk={27670116110564327442:0}] [L4374] tmp___1 = __VERIFIER_nondet_int() [L4375] COND FALSE !(tmp___1 != 0) [L4381] FCALL ldv_handler_precall() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={27670116110564327457:0}, var_virtblk_ioctl_5_p1=49, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=9223372036854775807, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4382] CALL fini() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4325] FCALL unregister_blkdev((unsigned int )major, "virtblk") [L4326] RET, FCALL unregister_virtio_driver(& virtio_blk) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4382] fini() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={27670116110564327457:0}, var_virtblk_ioctl_5_p1=49, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=9223372036854775807, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4384] CALL ldv_check_final_state() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4542] COND FALSE !(ldv_blk_rq == 0) VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4545] CALL ldv_error() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] [L4433] __VERIFIER_error() VAL ["&(&vblk->lock)->rlock"={27670116110564327476:0}, "include/trace/events/kmem.h"={27670116110564327438:0}, "requests"={27670116110564327424:0}, "vd%c"={27670116110564327478:0}, "vd%c%c"={27670116110564327458:0}, "vd%c%c%c"={27670116110564327450:0}, "virtblk"={27670116110564327446:0}, "virtblk"={27670116110564327435:0}, "virtio_blk"={27670116110564327469:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={27670116110564327429:27670116110564327465}, features={27670116110564327462:0}, id_table={27670116110564327467:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={27670116110564327436:0}, virtio_blk={27670116110564327442:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 147 locations, 1 error locations. UNSAFE Result, 0.8s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 361 SDtfs, 156 SDslu, 605 SDs, 0 SdLazy, 13 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 9 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 165 NumberOfCodeBlocks, 165 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 89 ConstructedInterpolants, 0 QuantifiedInterpolants, 7041 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 10/10 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.23-5842f4b [2018-11-18 12:49:44,494 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-18 12:49:44,495 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-18 12:49:44,502 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-18 12:49:44,503 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-18 12:49:44,503 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-18 12:49:44,504 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-18 12:49:44,505 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-18 12:49:44,506 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-18 12:49:44,507 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-18 12:49:44,508 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-18 12:49:44,508 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-18 12:49:44,509 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-18 12:49:44,509 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-18 12:49:44,511 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-18 12:49:44,511 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-18 12:49:44,512 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-18 12:49:44,513 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-18 12:49:44,515 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-18 12:49:44,516 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-18 12:49:44,517 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-18 12:49:44,517 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-18 12:49:44,519 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-18 12:49:44,520 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-18 12:49:44,520 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-18 12:49:44,520 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-18 12:49:44,521 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-18 12:49:44,521 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-18 12:49:44,522 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-18 12:49:44,523 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-18 12:49:44,523 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-18 12:49:44,524 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-18 12:49:44,524 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-18 12:49:44,524 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-18 12:49:44,525 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-18 12:49:44,525 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-18 12:49:44,525 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-11-18 12:49:44,535 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-18 12:49:44,535 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-18 12:49:44,536 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-18 12:49:44,536 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-18 12:49:44,536 INFO L133 SettingsManager]: * calls to implemented procedures=false [2018-11-18 12:49:44,536 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-18 12:49:44,536 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-18 12:49:44,537 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-18 12:49:44,537 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-18 12:49:44,537 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-18 12:49:44,537 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-18 12:49:44,537 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-18 12:49:44,538 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-18 12:49:44,539 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-18 12:49:44,539 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-18 12:49:44,539 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-18 12:49:44,539 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-18 12:49:44,539 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:49:44,539 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-18 12:49:44,540 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-18 12:49:44,540 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-18 12:49:44,540 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-11-18 12:49:44,540 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-18 12:49:44,540 INFO L133 SettingsManager]: * Command for external solver=cvc4nyu --tear-down-incremental --rewrite-divk --print-success --lang smt [2018-11-18 12:49:44,540 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-11-18 12:49:44,540 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan 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(__VERIFIER_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 -> f9b269fee929c2a3187ed7c2821bda9ec7cbeaea [2018-11-18 12:49:44,567 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-18 12:49:44,574 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-18 12:49:44,576 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-18 12:49:44,577 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-18 12:49:44,578 INFO L276 PluginConnector]: CDTParser initialized [2018-11-18 12:49:44,578 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c [2018-11-18 12:49:44,614 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/195e8a463/982dd19c6a2b446fbba9000743fdfdcc/FLAG4a7598b56 [2018-11-18 12:49:45,140 INFO L307 CDTParser]: Found 1 translation units. [2018-11-18 12:49:45,140 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c [2018-11-18 12:49:45,158 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/195e8a463/982dd19c6a2b446fbba9000743fdfdcc/FLAG4a7598b56 [2018-11-18 12:49:45,595 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/data/195e8a463/982dd19c6a2b446fbba9000743fdfdcc [2018-11-18 12:49:45,598 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-18 12:49:45,599 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-18 12:49:45,600 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-18 12:49:45,600 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-18 12:49:45,603 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-18 12:49:45,603 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:49:45" (1/1) ... [2018-11-18 12:49:45,606 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d4e8e12 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:45, skipping insertion in model container [2018-11-18 12:49:45,606 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 18.11 12:49:45" (1/1) ... [2018-11-18 12:49:45,614 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-18 12:49:45,678 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-18 12:49:46,885 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:49:47,006 INFO L191 MainTranslator]: Completed pre-run [2018-11-18 12:49:47,347 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-18 12:49:47,412 INFO L195 MainTranslator]: Completed translation [2018-11-18 12:49:47,413 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47 WrapperNode [2018-11-18 12:49:47,413 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-18 12:49:47,414 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-18 12:49:47,414 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-18 12:49:47,414 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-18 12:49:47,419 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,445 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,455 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-18 12:49:47,455 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-18 12:49:47,455 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-18 12:49:47,455 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-18 12:49:47,461 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,461 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,488 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,491 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,496 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... [2018-11-18 12:49:47,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-18 12:49:47,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-18 12:49:47,502 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-18 12:49:47,502 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-18 12:49:47,503 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-18 12:49:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-11-18 12:49:47,545 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2018-11-18 12:49:47,545 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2018-11-18 12:49:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2018-11-18 12:49:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-11-18 12:49:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-18 12:49:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2018-11-18 12:49:47,546 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2018-11-18 12:49:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-11-18 12:49:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-11-18 12:49:47,546 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2018-11-18 12:49:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2018-11-18 12:49:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-11-18 12:49:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-11-18 12:49:47,547 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2018-11-18 12:49:47,547 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2018-11-18 12:49:47,548 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-11-18 12:49:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-11-18 12:49:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-11-18 12:49:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-11-18 12:49:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-11-18 12:49:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-11-18 12:49:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2018-11-18 12:49:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-11-18 12:49:47,549 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-11-18 12:49:47,549 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-11-18 12:49:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-11-18 12:49:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2018-11-18 12:49:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2018-11-18 12:49:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-11-18 12:49:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-11-18 12:49:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2018-11-18 12:49:47,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-18 12:49:47,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-18 12:49:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2018-11-18 12:49:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2018-11-18 12:49:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-18 12:49:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-18 12:49:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2018-11-18 12:49:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2018-11-18 12:49:47,551 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2018-11-18 12:49:47,551 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2018-11-18 12:49:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-11-18 12:49:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-11-18 12:49:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-11-18 12:49:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2018-11-18 12:49:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2018-11-18 12:49:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2018-11-18 12:49:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-11-18 12:49:47,552 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-11-18 12:49:47,552 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-11-18 12:49:47,553 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-11-18 12:49:47,553 INFO L130 BoogieDeclarations]: Found specification of procedure blk_make_request [2018-11-18 12:49:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2018-11-18 12:49:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2018-11-18 12:49:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2018-11-18 12:49:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2018-11-18 12:49:47,555 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2018-11-18 12:49:47,555 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-11-18 12:49:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2018-11-18 12:49:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2018-11-18 12:49:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-11-18 12:49:47,556 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-11-18 12:49:47,556 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-18 12:49:47,557 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-18 12:49:47,557 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-11-18 12:49:47,558 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-11-18 12:49:50,194 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-18 12:49:50,195 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:49:50 BoogieIcfgContainer [2018-11-18 12:49:50,195 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-18 12:49:50,195 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-18 12:49:50,195 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-18 12:49:50,198 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-18 12:49:50,198 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 18.11 12:49:45" (1/3) ... [2018-11-18 12:49:50,198 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d516734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:49:50, skipping insertion in model container [2018-11-18 12:49:50,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 18.11 12:49:47" (2/3) ... [2018-11-18 12:49:50,199 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@d516734 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 18.11 12:49:50, skipping insertion in model container [2018-11-18 12:49:50,199 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:49:50" (3/3) ... [2018-11-18 12:49:50,200 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.c [2018-11-18 12:49:50,208 INFO L136 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-18 12:49:50,214 INFO L148 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-18 12:49:50,223 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-18 12:49:50,244 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-18 12:49:50,245 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-18 12:49:50,245 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-18 12:49:50,245 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-18 12:49:50,245 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-18 12:49:50,245 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-18 12:49:50,245 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-18 12:49:50,245 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-18 12:49:50,245 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-18 12:49:50,259 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-18 12:49:50,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2018-11-18 12:49:50,262 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:49:50,263 INFO L375 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-18 12:49:50,264 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:49:50,268 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:50,268 INFO L82 PathProgramCache]: Analyzing trace with hash 266823146, now seen corresponding path program 1 times [2018-11-18 12:49:50,272 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:49:50,272 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/cvc4nyu Starting monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:49:50,296 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:50,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:50,395 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:49:50,416 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-18 12:49:50,416 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-11-18 12:49:50,423 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:49:50,424 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-18 12:49:50,426 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-18 12:49:50,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-18 12:49:50,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:49:50,436 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 3 states. [2018-11-18 12:49:50,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:49:50,501 INFO L93 Difference]: Finished difference Result 387 states and 475 transitions. [2018-11-18 12:49:50,502 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-18 12:49:50,503 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2018-11-18 12:49:50,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:49:50,513 INFO L225 Difference]: With dead ends: 387 [2018-11-18 12:49:50,513 INFO L226 Difference]: Without dead ends: 240 [2018-11-18 12:49:50,516 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-18 12:49:50,527 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-18 12:49:50,558 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2018-11-18 12:49:50,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-11-18 12:49:50,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 287 transitions. [2018-11-18 12:49:50,564 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 287 transitions. Word has length 17 [2018-11-18 12:49:50,564 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:49:50,564 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 287 transitions. [2018-11-18 12:49:50,564 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-18 12:49:50,565 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 287 transitions. [2018-11-18 12:49:50,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 12:49:50,567 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:49:50,567 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 12:49:50,568 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:49:50,568 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:50,568 INFO L82 PathProgramCache]: Analyzing trace with hash 253833288, now seen corresponding path program 1 times [2018-11-18 12:49:50,569 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:49:50,569 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/cvc4nyu Starting monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:49:50,603 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:50,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-18 12:49:50,956 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-18 12:49:51,014 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2018-11-18 12:49:51,014 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [MP cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (3)] Exception during sending of exit command (exit): Broken pipe [2018-11-18 12:49:51,017 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-18 12:49:51,017 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-11-18 12:49:51,019 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-11-18 12:49:51,019 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-11-18 12:49:51,019 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:49:51,019 INFO L87 Difference]: Start difference. First operand 240 states and 287 transitions. Second operand 5 states. [2018-11-18 12:49:51,061 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-18 12:49:51,061 INFO L93 Difference]: Finished difference Result 471 states and 564 transitions. [2018-11-18 12:49:51,062 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-11-18 12:49:51,062 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 74 [2018-11-18 12:49:51,062 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-18 12:49:51,064 INFO L225 Difference]: With dead ends: 471 [2018-11-18 12:49:51,064 INFO L226 Difference]: Without dead ends: 240 [2018-11-18 12:49:51,066 INFO L604 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-11-18 12:49:51,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 240 states. [2018-11-18 12:49:51,084 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 240 to 240. [2018-11-18 12:49:51,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 240 states. [2018-11-18 12:49:51,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 286 transitions. [2018-11-18 12:49:51,087 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 286 transitions. Word has length 74 [2018-11-18 12:49:51,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-18 12:49:51,087 INFO L480 AbstractCegarLoop]: Abstraction has 240 states and 286 transitions. [2018-11-18 12:49:51,087 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-11-18 12:49:51,087 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 286 transitions. [2018-11-18 12:49:51,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-18 12:49:51,090 INFO L367 BasicCegarLoop]: Found error trace [2018-11-18 12:49:51,090 INFO L375 BasicCegarLoop]: trace histogram [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] [2018-11-18 12:49:51,090 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-18 12:49:51,091 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-18 12:49:51,091 INFO L82 PathProgramCache]: Analyzing trace with hash 2035333223, now seen corresponding path program 1 times [2018-11-18 12:49:51,091 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-11-18 12:49:51,091 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_d7e642cd-3d7f-440d-86ba-5bbcef068432/bin-2019/utaipan/cvc4nyu Starting monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4nyu --tear-down-incremental --print-success --lang smt --rewrite-divk [2018-11-18 12:49:51,119 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-18 12:49:52,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:49:53,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-11-18 12:49:53,995 INFO L442 BasicCegarLoop]: Counterexample might be feasible [2018-11-18 12:49:54,049 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,050 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,051 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-11-18 12:49:54,051 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# [2018-11-18 12:49:54,051 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# [2018-11-18 12:49:54,051 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,052 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-11-18 12:49:54,052 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-11-18 12:49:54,052 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-11-18 12:49:54,052 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# [2018-11-18 12:49:54,053 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# [2018-11-18 12:49:54,053 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,057 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,057 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,058 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,058 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,059 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,060 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,060 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,060 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,061 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,063 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,064 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,064 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:54,064 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,065 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,065 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,066 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,068 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,069 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,069 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,070 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,071 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,072 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,072 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,074 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,075 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,075 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,075 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,076 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,076 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,077 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,077 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,077 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,079 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,080 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,080 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,081 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,081 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,081 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,083 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,083 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,084 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,085 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,085 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,086 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,086 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,087 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,087 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,087 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,088 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,089 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,089 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,089 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,091 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,091 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,092 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,092 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,093 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,093 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,093 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,094 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,094 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,095 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:54,095 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,096 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:54,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,096 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,097 WARN L1239 BoogieBacktranslator]: Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement [2018-11-18 12:49:54,097 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,098 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,098 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,098 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,099 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,099 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,099 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,099 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,100 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-11-18 12:49:54,100 WARN L1239 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-11-18 12:49:54,115 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 18.11 12:49:54 BoogieIcfgContainer [2018-11-18 12:49:54,116 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-18 12:49:54,116 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-18 12:49:54,116 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-18 12:49:54,116 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-18 12:49:54,117 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 18.11 12:49:50" (3/4) ... [2018-11-18 12:49:54,120 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-11-18 12:49:54,120 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-18 12:49:54,121 INFO L168 Benchmark]: Toolchain (without parser) took 8522.64 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 251.1 MB). Free memory was 944.4 MB in the beginning and 1.1 GB in the end (delta: -141.5 MB). Peak memory consumption was 109.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:54,122 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:54,123 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1813.53 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.8 MB). Free memory was 944.4 MB in the beginning and 869.0 MB in the end (delta: 75.4 MB). Peak memory consumption was 340.7 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:54,123 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.13 ms. Allocated memory is still 1.3 GB. Free memory is still 869.0 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:54,124 INFO L168 Benchmark]: Boogie Preprocessor took 46.96 ms. Allocated memory is still 1.3 GB. Free memory was 869.0 MB in the beginning and 859.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:54,124 INFO L168 Benchmark]: RCFGBuilder took 2692.74 ms. Allocated memory is still 1.3 GB. Free memory was 859.7 MB in the beginning and 758.5 MB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. [2018-11-18 12:49:54,125 INFO L168 Benchmark]: TraceAbstraction took 3920.33 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 6.3 MB). Free memory was 758.5 MB in the beginning and 1.1 GB in the end (delta: -327.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:54,125 INFO L168 Benchmark]: Witness Printer took 4.59 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-18 12:49:54,127 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 978.7 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 1813.53 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 244.8 MB). Free memory was 944.4 MB in the beginning and 869.0 MB in the end (delta: 75.4 MB). Peak memory consumption was 340.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 41.13 ms. Allocated memory is still 1.3 GB. Free memory is still 869.0 MB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 46.96 ms. Allocated memory is still 1.3 GB. Free memory was 869.0 MB in the beginning and 859.7 MB in the end (delta: 9.3 MB). Peak memory consumption was 9.3 MB. Max. memory is 11.5 GB. * RCFGBuilder took 2692.74 ms. Allocated memory is still 1.3 GB. Free memory was 859.7 MB in the beginning and 758.5 MB in the end (delta: 101.2 MB). Peak memory consumption was 101.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 3920.33 ms. Allocated memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 6.3 MB). Free memory was 758.5 MB in the beginning and 1.1 GB in the end (delta: -327.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 4.59 ms. Allocated memory is still 1.3 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~virtio_driver?driver~STRUCT~~device_driver?name~*CHAR?bus~*bus_type?owner~*module?mod_name~*CHAR?suppress_bind_attrs~~bool~0?probe~*((*device ) : INT)?remove~*((*device ) : INT)?shutdown~*((*device ) : VOID)?suspend~*((*device ~pm_message_t~0 ) : INT)?resume~*((*device ) : INT)?groups~**attribute_group?pm~*dev_pm_ops?p~*driver_private#?id_table~*virtio_device_id?feature_table~*UINT?feature_table_size~UINT?probe~*((*virtio_device ) : INT)?remove~*((*virtio_device ) : VOID)?config_changed~*((*virtio_device ) : VOID)# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType STRUCT~~block_device_operations?open~*((*block_device ~fmode_t~0 ) : INT)?release~*((*gendisk ~fmode_t~0 ) : INT)?locked_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?compat_ioctl~*((*block_device ~fmode_t~0 UINT ULONG ) : INT)?direct_access~*((*block_device ~sector_t~0 **VOID *ULONG ) : INT)?media_changed~*((*gendisk ) : INT)?unlock_native_capacity~*((*gendisk ) : VOID)?revalidate_disk~*((*gendisk ) : INT)?getgeo~*((*block_device *hd_geometry ) : INT)?swap_slot_free_notify~*((*block_device ULONG ) : VOID)?owner~*module# - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression #t~switch394 has a C AST node but it is no IASTExpression: class org.eclipse.cdt.internal.core.dom.parser.c.CASTSwitchStatement - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4433]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: overapproximation of large string literal at line 4310. Possible FailurePath: [L3325] FCALL "include/trace/events/kmem.h" [L4142] FCALL "&(&vblk->lock)->rlock" [L4146] FCALL "requests" [L4180] FCALL "vd%c" [L4183] FCALL "vd%c%c" [L4188] FCALL "vd%c%c%c" [L4303] EXPR, FCALL "virtio_blk" [L4310] EXPR, FCALL "virtblk" [L4325] EXPR, FCALL "virtblk" [L3726] static int major ; [L3727] static int index ; [L4299-L4302] FCALL static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4335] int LDV_IN_INTERRUPT ; [L4496] int ldv_blk_rq = 0; [L4080-L4081] FCALL static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4297-L4298] FCALL static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4303-L4304] FCALL static struct virtio_driver virtio_blk = {{"virtio_blk", 0, & __this_module, 0, (_Bool)0, 0, 0, 0, 0, 0, 0, 0, 0}, (struct virtio_device_id const *)(& id_table), (unsigned int const *)(& features), 9U, & virtblk_probe, & virtblk_remove, 0}; [L4330] struct virtio_device_id const __mod_virtio_device_table ; VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old("&(&vblk->lock)->rlock")=0, \old("&(&vblk->lock)->rlock")=0, \old("include/trace/events/kmem.h")=0, \old("include/trace/events/kmem.h")=0, \old("requests")=0, \old("requests")=0, \old("vd%c")=0, \old("vd%c")=0, \old("vd%c%c")=0, \old("vd%c%c")=0, \old("vd%c%c%c")=0, \old("vd%c%c%c")=0, \old("virtblk")=0, \old("virtblk")=0, \old("virtblk")=0, \old("virtblk")=0, \old("virtio_blk")=0, \old("virtio_blk")=0, \old(__mod_virtio_device_table)=0, \old(__mod_virtio_device_table)=0, \old(features)=null, \old(features)=null, \old(id_table)=null, \old(id_table)=null, \old(index)=0, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(virtblk_fops)=null, \old(virtblk_fops)=null, \old(virtio_blk)=null, \old(virtio_blk)=null, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=0, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4338] struct block_device *var_group1 ; [L4339] fmode_t var_virtblk_ioctl_5_p1 ; [L4340] unsigned int var_virtblk_ioctl_5_p2 ; [L4341] unsigned long var_virtblk_ioctl_5_p3 ; [L4342] struct hd_geometry *var_group2 ; [L4343] int tmp ; [L4344] int tmp___0 ; [L4345] int tmp___1 ; [L4348] LDV_IN_INTERRUPT = 1 [L4349] FCALL ldv_initialize() [L4350] FCALL ldv_handler_precall() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4351] CALL, EXPR init() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4307] int tmp ; [L4310] EXPR, FCALL register_blkdev(0U, "virtblk") [L4310] major = register_blkdev(0U, "virtblk") [L4311] COND FALSE !(major < 0) [L4316] EXPR, FCALL register_virtio_driver(& virtio_blk) [L4316] tmp = register_virtio_driver(& virtio_blk) [L4317] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4351] EXPR init() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, init()=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4351] tmp = init() [L4352] COND FALSE !(tmp != 0) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4374] tmp___1 = __VERIFIER_nondet_int() [L4375] COND TRUE tmp___1 != 0 VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___1=1, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4359] tmp___0 = __VERIFIER_nondet_int() [L4361] case 0: [L4362] FCALL ldv_handler_precall() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4363] CALL virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(cmd)=1447184708, \old(data)=0, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bdev={1783:-151}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4012] struct gendisk *disk ; [L4013] struct virtio_blk *vblk ; [L4014] void *usr_data ; [L4015] FCALL char id_str[20U] ; [L4016] int err ; [L4017] int tmp ; [L4018] bool tmp___0 ; [L4019] int tmp___1 ; [L4020] int tmp___2 ; [L4023] EXPR, FCALL bdev->bd_disk [L4023] disk = bdev->bd_disk [L4024] EXPR, FCALL disk->private_data [L4024] vblk = (struct virtio_blk *)disk->private_data [L4025] COND TRUE cmd == 1447184708U [L4026] usr_data = (void *)data VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(cmd)=1447184708, \old(data)=0, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bdev={1783:-151}, bdev={1783:-151}, cmd=1447184708, data=0, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={1783:1}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4027] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3976] struct virtio_blk *vblk ; [L3977] struct request *req ; [L3978] struct bio *bio ; [L3979] long tmp ; [L3980] long tmp___0 ; [L3981] long tmp___1 ; [L3982] long tmp___2 ; [L3983] int tmp___3 ; [L3986] EXPR, FCALL disk->private_data [L3986] vblk = (struct virtio_blk *)disk->private_data [L3987] EXPR, FCALL vblk->disk [L3987] EXPR, FCALL (vblk->disk)->queue [L3987] EXPR, FCALL bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3987] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3988] CALL, EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4408] long tmp ; VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4411] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4449] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4411] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4411] tmp = ldv_is_err(ptr) [L4412] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, tmp=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3988] EXPR IS_ERR((void const *)bio) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bio={0:0}, disk={1783:-978}, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_str={16789492:0}, id_table={1781:0}, index=0, IS_ERR((void const *)bio)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={1783:1}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3988] tmp___0 = IS_ERR((void const *)bio) [L3989] COND FALSE !(tmp___0 != 0L) [L3995] EXPR, FCALL vblk->disk [L3995] EXPR, FCALL (vblk->disk)->queue VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, (vblk->disk)->queue={0:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bio={0:0}, disk={1783:-978}, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_str={16789492:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp___0=0, vblk={1783:1}, vblk->disk={-2147481865:-934}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3995] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={0:0}, ldv_func_arg2={0:0}, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4418] ldv_func_ret_type___3 ldv_func_res ; [L4419] struct request *tmp ; [L4422] EXPR, FCALL blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4422] tmp = blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4423] ldv_func_res = tmp VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={1781:-32}, LDV_IN_INTERRUPT=1, major=0, tmp={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4424] CALL ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, res={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4499] long tmp ; VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={1781:-32}, res={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4502] COND TRUE ldv_blk_rq == 0 VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={1781:-32}, res={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4507] COND TRUE (mask == 16U || mask == 208U) || mask == 16U [L4508] RET ldv_blk_rq = 1 VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mask)=208, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mask=208, res={1781:-32}, res={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4424] ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={1781:-32}, LDV_IN_INTERRUPT=1, major=0, tmp={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4425] RET return (ldv_func_res); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result={1781:-32}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={0:0}, ldv_func_arg1={0:0}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={1781:-32}, LDV_IN_INTERRUPT=1, major=0, tmp={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3995] EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, (vblk->disk)->queue={0:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bio={0:0}, disk={1783:-978}, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_str={16789492:0}, id_table={1781:0}, index=0, ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U)={1781:-32}, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp___0=0, vblk={1783:1}, vblk->disk={-2147481865:-934}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3995] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3996] CALL, EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4408] long tmp ; VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={1781:-32}, ptr={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4411] CALL, EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4449] RET return ((unsigned long )ptr > 2012UL); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={1781:-32}, ptr={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4411] EXPR ldv_is_err(ptr) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={1781:-32}, ptr={1781:-32}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4411] tmp = ldv_is_err(ptr) [L4412] RET return (tmp); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={1781:-32}, ptr={1781:-32}, tmp=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3996] EXPR IS_ERR((void const *)req) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bio={0:0}, disk={1783:-978}, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_str={16789492:0}, id_table={1781:0}, index=0, IS_ERR((void const *)req)=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={1781:-32}, tmp___0=0, vblk={1783:1}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L3996] tmp___2 = IS_ERR((void const *)req) [L3997] COND FALSE !(tmp___2 != 0L) [L4004] FCALL req->cmd_type = 7 [L4005] EXPR, FCALL vblk->disk [L4005] EXPR, FCALL (vblk->disk)->queue [L4005] EXPR, FCALL vblk->disk [L4005] EXPR, FCALL blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L4005] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L4006] RET return (tmp___3); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bio={0:0}, disk={1783:-978}, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_str={16789492:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={1781:-32}, tmp___0=0, tmp___2=0, tmp___3=1, vblk={1783:1}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4027] EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(cmd)=1447184708, \old(data)=0, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bdev={1783:-151}, bdev={1783:-151}, cmd=1447184708, data=0, disk={1783:-978}, features={1336653810:0}, id_str={16789492:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={1783:1}, virtblk_fops={1783:0}, virtblk_get_id(disk, (char *)(& id_str))=1, virtio_blk={-2147481865:0}] [L4027] err = virtblk_get_id(disk, (char *)(& id_str)) [L4028] COND FALSE !(err == 0) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(cmd)=1447184708, \old(data)=0, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bdev={1783:-151}, bdev={1783:-151}, cmd=1447184708, data=0, disk={1783:-978}, err=1, features={1336653810:0}, id_str={16789492:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={1783:1}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4038] return (err); [L4038] RET return (err); VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(cmd)=1447184708, \old(data)=0, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=0, \result=1, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, bdev={1783:-151}, bdev={1783:-151}, cmd=1447184708, data=0, disk={1783:-978}, err=1, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={1783:1}, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4363] virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, var_group1={1783:-151}, var_virtblk_ioctl_5_p1=0, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=0, virtblk_fops={1783:0}, virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3)=1, virtio_blk={-2147481865:0}] [L4374] tmp___1 = __VERIFIER_nondet_int() [L4375] COND FALSE !(tmp___1 != 0) [L4381] FCALL ldv_handler_precall() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={1783:-151}, var_virtblk_ioctl_5_p1=0, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4382] CALL fini() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4325] FCALL unregister_blkdev((unsigned int )major, "virtblk") [L4326] RET, FCALL unregister_virtio_driver(& virtio_blk) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4382] fini() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={1783:-151}, var_virtblk_ioctl_5_p1=0, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4384] CALL ldv_check_final_state() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4542] COND FALSE !(ldv_blk_rq == 0) VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4545] CALL ldv_error() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] [L4433] __VERIFIER_error() VAL ["&(&vblk->lock)->rlock"={16793588:0}, "include/trace/events/kmem.h"={83902453:0}, "requests"={1782:0}, "vd%c"={-853458279:0}, "vd%c%c"={262930427:0}, "vd%c%c%c"={-246104077:0}, "virtblk"={16793589:0}, "virtblk"={-1319880719:0}, "virtio_blk"={1090535412:0}, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4087:-970}, features={1336653810:0}, id_table={1781:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={1783:0}, virtio_blk={-2147481865:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 24 procedures, 147 locations, 1 error locations. UNSAFE Result, 3.8s OverallTime, 3 OverallIterations, 2 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 361 SDtfs, 152 SDslu, 605 SDs, 0 SdLazy, 13 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 89 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=240occurred in iteration=1, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 0.2s InterpolantComputationTime, 165 NumberOfCodeBlocks, 165 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 89 ConstructedInterpolants, 0 QuantifiedInterpolants, 6585 SizeOfPredicates, 3 NumberOfNonLiveVariables, 482 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 10/10 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...