./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/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.i -s /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/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 d5417a05becbb9d46edf6af50ad8bf51bbb8a1b7 ......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/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.i -s /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/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 d5417a05becbb9d46edf6af50ad8bf51bbb8a1b7 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN: Overapproximated counterexample --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-09 01:19:26,820 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:19:26,821 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:19:26,828 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:19:26,828 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:19:26,829 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:19:26,829 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:19:26,830 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:19:26,831 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:19:26,832 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:19:26,832 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:19:26,832 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:19:26,833 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:19:26,833 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:19:26,834 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:19:26,834 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:19:26,835 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:19:26,836 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:19:26,837 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:19:26,837 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:19:26,838 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:19:26,839 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:19:26,840 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:19:26,840 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:19:26,840 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:19:26,841 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:19:26,841 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:19:26,842 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:19:26,842 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:19:26,842 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:19:26,843 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:19:26,843 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:19:26,843 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:19:26,843 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:19:26,844 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:19:26,844 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:19:26,844 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Default.epf [2018-12-09 01:19:26,851 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:19:26,851 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:19:26,852 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:19:26,852 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 01:19:26,852 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 01:19:26,852 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Log string format=TERM [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-12-09 01:19:26,853 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 01:19:26,854 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:19:26,854 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-09 01:19:26,854 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:19:26,854 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:19:26,854 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:19:26,855 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:19:26,855 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:19:26,855 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:19:26,855 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:19:26,855 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 01:19:26,855 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:19:26,855 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 01:19:26,856 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-12-09 01:19:26,856 INFO L133 SettingsManager]: * To the following directory=dump/ [2018-12-09 01:19:26,857 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_187d9dc8-16c9-437f-8cff-7007bd5985fd/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 -> d5417a05becbb9d46edf6af50ad8bf51bbb8a1b7 [2018-12-09 01:19:26,878 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:19:26,887 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:19:26,889 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:19:26,890 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:19:26,890 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:19:26,891 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2018-12-09 01:19:26,933 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/1bd3e63a5/eba2b0ba739c4818984d5f3143dce03a/FLAGe55008e1c [2018-12-09 01:19:27,474 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:19:27,474 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2018-12-09 01:19:27,486 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/1bd3e63a5/eba2b0ba739c4818984d5f3143dce03a/FLAGe55008e1c [2018-12-09 01:19:27,961 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/1bd3e63a5/eba2b0ba739c4818984d5f3143dce03a [2018-12-09 01:19:27,963 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:19:27,964 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:19:27,964 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:19:27,965 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:19:27,967 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:19:27,968 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:19:27" (1/1) ... [2018-12-09 01:19:27,969 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@47167817 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:27, skipping insertion in model container [2018-12-09 01:19:27,970 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:19:27" (1/1) ... [2018-12-09 01:19:27,974 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:19:28,013 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:19:28,573 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:19:28,582 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:19:28,693 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:19:28,727 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:19:28,727 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28 WrapperNode [2018-12-09 01:19:28,727 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:19:28,728 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:19:28,728 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:19:28,728 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:19:28,733 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,753 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,760 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:19:28,760 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:19:28,761 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:19:28,761 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:19:28,767 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,767 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,770 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,771 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,784 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,786 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,789 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... [2018-12-09 01:19:28,792 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:19:28,793 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:19:28,793 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:19:28,793 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:19:28,794 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/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 [2018-12-09 01:19:28,826 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2018-12-09 01:19:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2018-12-09 01:19:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2018-12-09 01:19:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2018-12-09 01:19:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:19:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2018-12-09 01:19:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2018-12-09 01:19:28,827 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-12-09 01:19:28,827 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-12-09 01:19:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2018-12-09 01:19:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-09 01:19:28,828 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-09 01:19:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2018-12-09 01:19:28,828 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2018-12-09 01:19:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-12-09 01:19:28,828 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-12-09 01:19:28,828 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2018-12-09 01:19:28,828 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2018-12-09 01:19:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-12-09 01:19:28,829 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-12-09 01:19:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2018-12-09 01:19:28,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~int~X~$Pointer$~X~int~TO~VOID [2018-12-09 01:19:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-12-09 01:19:28,829 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-12-09 01:19:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2018-12-09 01:19:28,829 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2018-12-09 01:19:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2018-12-09 01:19:28,829 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-12-09 01:19:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-12-09 01:19:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-09 01:19:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-09 01:19:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-12-09 01:19:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-12-09 01:19:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2018-12-09 01:19:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_check_driver_offered_feature [2018-12-09 01:19:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 01:19:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 01:19:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2018-12-09 01:19:28,830 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2018-12-09 01:19:28,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 01:19:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 01:19:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2018-12-09 01:19:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2018-12-09 01:19:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2018-12-09 01:19:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_virtio_driver [2018-12-09 01:19:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-12-09 01:19:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2018-12-09 01:19:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-12-09 01:19:28,831 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2018-12-09 01:19:28,831 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 01:19:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2018-12-09 01:19:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2018-12-09 01:19:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2018-12-09 01:19:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure register_virtio_driver [2018-12-09 01:19:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-12-09 01:19:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-12-09 01:19:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-12-09 01:19:28,832 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-12-09 01:19:28,832 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 01:19:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2018-12-09 01:19:28,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2018-12-09 01:19:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 01:19:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2018-12-09 01:19:28,833 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_map_kern [2018-12-09 01:19:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-12-09 01:19:28,833 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-12-09 01:19:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure blk_make_request [2018-12-09 01:19:28,833 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_make_request [2018-12-09 01:19:28,833 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2018-12-09 01:19:28,833 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2018-12-09 01:19:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2018-12-09 01:19:28,834 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2018-12-09 01:19:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2018-12-09 01:19:28,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2018-12-09 01:19:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-09 01:19:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-12-09 01:19:28,834 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2018-12-09 01:19:28,834 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2018-12-09 01:19:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2018-12-09 01:19:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-12-09 01:19:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-12-09 01:19:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:19:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:19:28,835 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-12-09 01:19:28,835 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-12-09 01:19:29,269 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:19:29,269 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-09 01:19:29,270 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:19:29 BoogieIcfgContainer [2018-12-09 01:19:29,270 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:19:29,271 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 01:19:29,271 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 01:19:29,273 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 01:19:29,274 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:19:27" (1/3) ... [2018-12-09 01:19:29,274 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276dfa7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:19:29, skipping insertion in model container [2018-12-09 01:19:29,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:28" (2/3) ... [2018-12-09 01:19:29,275 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@276dfa7d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:19:29, skipping insertion in model container [2018-12-09 01:19:29,275 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:19:29" (3/3) ... [2018-12-09 01:19:29,277 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2018-12-09 01:19:29,285 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 01:19:29,292 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 01:19:29,302 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 01:19:29,322 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 01:19:29,322 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 01:19:29,322 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 01:19:29,322 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 01:19:29,322 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 01:19:29,322 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 01:19:29,322 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 01:19:29,322 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 01:19:29,335 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-12-09 01:19:29,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 01:19:29,339 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:19:29,340 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:19:29,341 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:19:29,345 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:19:29,345 INFO L82 PathProgramCache]: Analyzing trace with hash 1689715884, now seen corresponding path program 1 times [2018-12-09 01:19:29,346 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:19:29,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:19:29,385 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:19:29,385 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:19:29,385 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:19:29,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:19:29,512 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:19:29,513 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:19:29,513 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:19:29,513 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:19:29,517 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:19:29,524 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:19:29,524 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:19:29,526 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-12-09 01:19:29,594 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:19:29,595 INFO L93 Difference]: Finished difference Result 566 states and 664 transitions. [2018-12-09 01:19:29,595 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:19:29,596 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-12-09 01:19:29,597 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:19:29,610 INFO L225 Difference]: With dead ends: 566 [2018-12-09 01:19:29,610 INFO L226 Difference]: Without dead ends: 356 [2018-12-09 01:19:29,614 INFO L631 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 [2018-12-09 01:19:29,628 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-12-09 01:19:29,660 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-12-09 01:19:29,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-12-09 01:19:29,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 409 transitions. [2018-12-09 01:19:29,666 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 409 transitions. Word has length 28 [2018-12-09 01:19:29,666 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:19:29,666 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 409 transitions. [2018-12-09 01:19:29,666 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:19:29,666 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 409 transitions. [2018-12-09 01:19:29,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:19:29,671 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:19:29,671 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:19:29,671 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:19:29,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:19:29,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1840761981, now seen corresponding path program 1 times [2018-12-09 01:19:29,671 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:19:29,676 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:19:29,677 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:19:29,677 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:19:29,677 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:19:29,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:19:29,811 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2018-12-09 01:19:29,811 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:19:29,811 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:19:29,811 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-12-09 01:19:29,813 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:19:29,813 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:19:29,813 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:19:29,813 INFO L87 Difference]: Start difference. First operand 356 states and 409 transitions. Second operand 5 states. [2018-12-09 01:19:29,837 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:19:29,837 INFO L93 Difference]: Finished difference Result 689 states and 793 transitions. [2018-12-09 01:19:29,837 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 01:19:29,837 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-12-09 01:19:29,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:19:29,839 INFO L225 Difference]: With dead ends: 689 [2018-12-09 01:19:29,839 INFO L226 Difference]: Without dead ends: 356 [2018-12-09 01:19:29,841 INFO L631 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 [2018-12-09 01:19:29,842 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-12-09 01:19:29,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-12-09 01:19:29,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-12-09 01:19:29,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 408 transitions. [2018-12-09 01:19:29,859 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 408 transitions. Word has length 123 [2018-12-09 01:19:29,859 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:19:29,859 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 408 transitions. [2018-12-09 01:19:29,860 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:19:29,860 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 408 transitions. [2018-12-09 01:19:29,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 01:19:29,862 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:19:29,862 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:19:29,862 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:19:29,862 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:19:29,862 INFO L82 PathProgramCache]: Analyzing trace with hash 759818457, now seen corresponding path program 1 times [2018-12-09 01:19:29,863 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-12-09 01:19:29,864 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:19:29,864 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:19:29,865 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-09 01:19:29,865 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-12-09 01:19:29,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:19:29,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:19:29,988 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 01:19:30,040 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967345 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-12-09 01:19:30,041 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,041 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967347 could not be translated for associated CType ARRAY#_9_~UINT# [2018-12-09 01:19:30,041 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967298 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-12-09 01:19:30,041 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,042 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967327 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)# [2018-12-09 01:19:30,042 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967326 could not be translated for associated CType ARRAY#_9_~UINT# [2018-12-09 01:19:30,042 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967304 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# [2018-12-09 01:19:30,042 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,042 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967314 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)# [2018-12-09 01:19:30,043 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,043 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: IntegerLiteral 4294967344 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# [2018-12-09 01:19:30,044 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,045 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,045 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,045 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,046 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,046 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,047 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,047 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,048 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,048 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,048 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,049 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,049 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,049 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,050 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,050 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,051 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,051 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,051 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,052 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,053 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,053 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,053 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,054 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,054 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,054 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,055 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,055 WARN L1298 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 [2018-12-09 01:19:30,055 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,056 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,056 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,056 WARN L1298 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 [2018-12-09 01:19:30,057 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,057 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,058 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,058 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,058 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,059 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,059 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,059 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,060 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,060 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,060 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,061 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,061 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,061 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,062 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,062 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,063 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,063 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,063 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,063 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,064 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,064 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,064 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,065 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,065 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,065 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,066 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,066 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,066 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,067 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,067 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,067 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,068 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,068 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,068 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,069 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,069 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,069 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,070 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,070 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,071 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,071 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,071 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,071 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,072 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,072 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,073 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,073 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,073 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,073 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,074 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,074 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,074 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,075 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,075 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,075 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,076 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,076 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,077 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,077 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,077 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,077 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,078 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,078 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,078 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,079 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,079 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,079 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,080 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,080 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,080 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,080 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,081 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,081 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,082 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,082 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,082 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,082 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,083 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,083 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,084 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,084 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,084 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,085 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,085 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,085 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,086 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,086 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,086 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,087 WARN L1298 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 [2018-12-09 01:19:30,087 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,087 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,088 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,088 WARN L1298 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 [2018-12-09 01:19:30,088 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,088 WARN L1298 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 [2018-12-09 01:19:30,089 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,089 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,089 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,090 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,090 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,090 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,090 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,091 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,091 WARN L1298 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 [2018-12-09 01:19:30,091 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,092 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,092 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,092 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,092 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,093 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,093 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,093 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:30,093 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:30,105 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:19:30 BoogieIcfgContainer [2018-12-09 01:19:30,105 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 01:19:30,106 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:19:30,106 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:19:30,106 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:19:30,107 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:19:29" (3/4) ... [2018-12-09 01:19:30,110 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 01:19:30,110 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:19:30,111 INFO L168 Benchmark]: Toolchain (without parser) took 2147.76 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.9 MB in the beginning and 810.6 MB in the end (delta: 144.4 MB). Peak memory consumption was 292.2 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:30,112 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:19:30,112 INFO L168 Benchmark]: CACSL2BoogieTranslator took 763.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -96.9 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:30,113 INFO L168 Benchmark]: Boogie Procedure Inliner took 32.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:19:30,113 INFO L168 Benchmark]: Boogie Preprocessor took 32.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:30,114 INFO L168 Benchmark]: RCFGBuilder took 477.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 965.7 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:30,114 INFO L168 Benchmark]: TraceAbstraction took 834.63 ms. Allocated memory is still 1.2 GB. Free memory was 965.7 MB in the beginning and 810.6 MB in the end (delta: 155.1 MB). Peak memory consumption was 155.1 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:30,115 INFO L168 Benchmark]: Witness Printer took 4.59 ms. Allocated memory is still 1.2 GB. Free memory is still 810.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:19:30,117 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 763.22 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 147.8 MB). Free memory was 954.9 MB in the beginning and 1.1 GB in the end (delta: -96.9 MB). Peak memory consumption was 73.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 32.32 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 32.08 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 477.13 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 965.7 MB in the end (delta: 79.3 MB). Peak memory consumption was 79.3 MB. Max. memory is 11.5 GB. * TraceAbstraction took 834.63 ms. Allocated memory is still 1.2 GB. Free memory was 965.7 MB in the beginning and 810.6 MB in the end (delta: 155.1 MB). Peak memory consumption was 155.1 MB. Max. memory is 11.5 GB. * Witness Printer took 4.59 ms. Allocated memory is still 1.2 GB. Free memory is still 810.6 MB. 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 4294967345 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967347 could not be translated for associated CType ARRAY#_9_~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967298 could not be translated for associated CType ARRAY#_2_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## - GenericResult: Unfinished Backtranslation unknown boogie variable ~__mod_virtio_device_table~0!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967327 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: IntegerLiteral 4294967326 could not be translated for associated CType ARRAY#_9_~UINT# - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967304 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!vendor - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967314 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!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IntegerLiteral 4294967344 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!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!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!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 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!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!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!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!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!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!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!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!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!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!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 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 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!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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4280]: 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 4170. Possible FailurePath: [L3633] static int major ; [L3634] static int index ; [L3959-L3960] static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4158-L4159] static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4160-L4163] static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4164-L4165] 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}; [L4187] struct virtio_device_id const __mod_virtio_device_table ; [L4192] int LDV_IN_INTERRUPT ; [L4333] int ldv_blk_rq = 0; VAL [\old(__mod_virtio_device_table)=4294967301, \old(__mod_virtio_device_table)=4294967303, \old(features)=null, \old(features)=null, \old(id_table)=null, \old(id_table)=null, \old(index)=4294967319, \old(ldv_blk_rq)=4294967341, \old(LDV_IN_INTERRUPT)=4294967316, \old(major)=4294967334, \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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=0, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4195] struct block_device *var_group1 ; [L4196] fmode_t var_virtblk_ioctl_5_p1 ; [L4197] unsigned int var_virtblk_ioctl_5_p2 ; [L4198] unsigned long var_virtblk_ioctl_5_p3 ; [L4199] struct hd_geometry *var_group2 ; [L4200] int tmp ; [L4201] int tmp___0 ; [L4202] int tmp___1 ; [L4204] LDV_IN_INTERRUPT = 1 VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4205] FCALL ldv_initialize() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4206] FCALL ldv_handler_precall() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4207] CALL, EXPR init() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4168] int tmp ; VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4170] CALL, EXPR register_blkdev(0U, "virtblk") VAL [\old(arg0)=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={4294967331:4294967335}, arg1={4294967317:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4523] return __VERIFIER_nondet_int(); [L4170] RET, EXPR register_blkdev(0U, "virtblk") VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, register_blkdev(0U, "virtblk")=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4170] major = register_blkdev(0U, "virtblk") [L4171] COND FALSE !(major < 0) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4175] CALL, EXPR register_virtio_driver(& virtio_blk) VAL [\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={4294967331:4294967335}, arg0={4294967338:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4527] return __VERIFIER_nondet_int(); [L4175] RET, EXPR register_virtio_driver(& virtio_blk) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, register_virtio_driver(& virtio_blk)=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4175] tmp = register_virtio_driver(& virtio_blk) [L4176] return (tmp); VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4207] RET, EXPR init() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, init()=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4207] tmp = init() [L4208] COND FALSE !(tmp != 0) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4229] tmp___1 = __VERIFIER_nondet_int() [L4230] COND TRUE tmp___1 != 0 VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___1=1, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4214] tmp___0 = __VERIFIER_nondet_int() [L4216] case 0: VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4217] FCALL ldv_handler_precall() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4218] CALL virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL [\old(cmd)=1447184708, \old(data)=14, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=29, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4294967331:4294967335}, bdev={4294967348:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3897] struct gendisk *disk ; [L3898] struct virtio_blk *vblk ; [L3899] void *usr_data ; [L3900] char id_str[20U] ; [L3901] int err ; [L3902] int tmp ; [L3903] bool tmp___0 ; [L3904] int tmp___1 ; [L3905] int tmp___2 ; [L3907] EXPR bdev->bd_disk [L3907] disk = bdev->bd_disk [L3908] EXPR disk->private_data [L3908] vblk = (struct virtio_blk *)disk->private_data [L3909] COND TRUE cmd == 1447184708U [L3910] usr_data = (void *)data VAL [\old(cmd)=1447184708, \old(data)=14, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=29, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4294967331:4294967335}, bdev={4294967348:0}, bdev={4294967348:0}, cmd=1447184708, data=14, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mode=29, usr_data={0:14}, vblk={4294967346:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3911] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL [\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={4294967331:4294967335}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3864] struct virtio_blk *vblk ; [L3865] struct request *req ; [L3866] struct bio *bio ; [L3867] long tmp ; [L3868] long tmp___0 ; [L3869] long tmp___1 ; [L3870] long tmp___2 ; [L3871] int tmp___3 ; [L3873] EXPR disk->private_data [L3873] vblk = (struct virtio_blk *)disk->private_data [L3874] EXPR vblk->disk [L3874] EXPR (vblk->disk)->queue VAL [(vblk->disk)->queue={4294967300:4294967336}, \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={4294967331:4294967335}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={4294967346:0}, vblk->disk={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3874] CALL, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) VAL [\old(arg2)=20, \old(arg3)=208, \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={4294967331:4294967335}, arg0={4294967300:4294967336}, arg1={4294967309:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4414] CALL, EXPR external_alloc() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4561] return __VERIFIER_nondet_pointer(); [L4414] RET, EXPR external_alloc() VAL [\old(arg2)=20, \old(arg3)=208, \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={4294967331:4294967335}, arg0={4294967300:4294967336}, arg0={4294967300:4294967336}, arg1={4294967309:0}, arg1={4294967309:0}, arg2=20, arg3=208, external_alloc()={0:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4414] return (struct bio *)external_alloc(); [L3874] RET, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) VAL [(vblk->disk)->queue={4294967300:4294967336}, \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={4294967331:4294967335}, bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U)={0:0}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={4294967346:0}, vblk->disk={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3874] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3875] CALL, EXPR IS_ERR((void const *)bio) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4259] long tmp ; VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4261] CALL, EXPR ldv_is_err(ptr) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4292] return ((unsigned long )ptr > 2012UL); VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4261] RET, EXPR ldv_is_err(ptr) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, 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={4294967306:0}, virtio_blk={4294967338:0}] [L4261] tmp = ldv_is_err(ptr) [L4262] return (tmp); VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, tmp=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3875] RET, EXPR IS_ERR((void const *)bio) VAL [\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={4294967331:4294967335}, bio={0:0}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, IS_ERR((void const *)bio)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={4294967346:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3875] tmp___0 = IS_ERR((void const *)bio) [L3876] COND FALSE !(tmp___0 != 0L) [L3881] EXPR vblk->disk [L3881] EXPR (vblk->disk)->queue VAL [(vblk->disk)->queue={4294967300:4294967336}, \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={4294967331:4294967335}, bio={0:0}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp___0=0, vblk={4294967346:0}, vblk->disk={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3881] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg2={0:0}, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4268] ldv_func_ret_type___3 ldv_func_res ; [L4269] struct request *tmp ; VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4271] CALL, EXPR blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) VAL [\old(arg2)=208, \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={4294967331:4294967335}, arg0={4294967300:4294967336}, arg1={0:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4432] CALL, EXPR external_alloc() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4561] return __VERIFIER_nondet_pointer(); [L4432] RET, EXPR external_alloc() VAL [\old(arg2)=208, \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={4294967331:4294967335}, arg0={4294967300:4294967336}, arg0={4294967300:4294967336}, arg1={0:0}, arg1={0:0}, arg2=208, external_alloc()={0:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4432] return (struct request *)external_alloc(); [L4271] RET, EXPR blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) VAL [\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={4294967331:4294967335}, blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3)={0:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4271] tmp = blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4272] ldv_func_res = tmp VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg1={4294967300:4294967336}, 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={4294967306:0}, virtio_blk={4294967338:0}] [L4273] CALL ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, res={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4336] long tmp ; VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={0:0}, res={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4338] COND TRUE ldv_blk_rq == 0 VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={0:0}, res={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4342] COND TRUE (mask == 16U || mask == 208U) || mask == 16U [L4343] ldv_blk_rq = 1 VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mask=208, res={0:0}, res={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4273] RET ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg1={4294967300:4294967336}, 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={4294967306:0}, virtio_blk={4294967338:0}] [L4274] return (ldv_func_res); VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={4294967300:4294967336}, ldv_func_arg1={4294967300:4294967336}, 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={4294967306:0}, virtio_blk={4294967338:0}] [L3881] RET, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL [(vblk->disk)->queue={4294967300:4294967336}, \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={4294967331:4294967335}, bio={0:0}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, 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={4294967346:0}, vblk->disk={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3881] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3882] CALL, EXPR IS_ERR((void const *)req) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4259] long tmp ; VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4261] CALL, EXPR ldv_is_err(ptr) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4292] return ((unsigned long )ptr > 2012UL); VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4261] RET, EXPR ldv_is_err(ptr) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, 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={4294967306:0}, virtio_blk={4294967338:0}] [L4261] tmp = ldv_is_err(ptr) [L4262] return (tmp); VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, tmp=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3882] RET, EXPR IS_ERR((void const *)req) VAL [\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={4294967331:4294967335}, bio={0:0}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, 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={4294967346:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3882] tmp___2 = IS_ERR((void const *)req) [L3883] COND FALSE !(tmp___2 != 0L) [L3889] req->cmd_type = 7 [L3890] EXPR vblk->disk [L3890] EXPR (vblk->disk)->queue [L3890] EXPR vblk->disk VAL [(vblk->disk)->queue={4294967300:4294967336}, \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={4294967331:4294967335}, bio={0:0}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={0:0}, tmp___0=0, tmp___2=0, vblk={4294967346:0}, vblk->disk={0:0}, vblk->disk={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3890] CALL, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) VAL [\old(arg3)=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={4294967331:4294967335}, arg0={4294967300:4294967336}, arg1={0:0}, arg2={0:0}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4424] return __VERIFIER_nondet_int(); [L3890] RET, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) VAL [(vblk->disk)->queue={4294967300:4294967336}, \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={4294967331:4294967335}, bio={0:0}, blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0)=13, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={0:0}, tmp___0=0, tmp___2=0, vblk={4294967346:0}, vblk->disk={0:0}, vblk->disk={0:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3890] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3891] return (tmp___3); VAL [\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={4294967331:4294967335}, bio={0:0}, disk={4294967332:0}, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_str={4294967309:0}, id_table={4294967318:0}, 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={4294967346:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3911] RET, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL [\old(cmd)=1447184708, \old(data)=14, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=29, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4294967331:4294967335}, bdev={4294967348:0}, bdev={4294967348:0}, cmd=1447184708, data=14, disk={4294967332:0}, features={4294967340:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=29, usr_data={0:14}, vblk={4294967346:0}, virtblk_fops={4294967306:0}, virtblk_get_id(disk, (char *)(& id_str))=13, virtio_blk={4294967338:0}] [L3911] err = virtblk_get_id(disk, (char *)(& id_str)) [L3912] COND FALSE !(err == 0) VAL [\old(cmd)=1447184708, \old(data)=14, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=29, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4294967331:4294967335}, bdev={4294967348:0}, bdev={4294967348:0}, cmd=1447184708, data=14, disk={4294967332:0}, err=13, features={4294967340:0}, id_str={4294967309:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=29, usr_data={0:14}, vblk={4294967346:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L3920] return (err); [L3920] return (err); VAL [\old(cmd)=1447184708, \old(data)=14, \old(ldv_blk_rq)=0, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \old(mode)=29, \result=13, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={4294967331:4294967335}, bdev={4294967348:0}, bdev={4294967348:0}, cmd=1447184708, data=14, disk={4294967332:0}, err=13, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=29, usr_data={0:14}, vblk={4294967346:0}, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4218] RET virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, var_group1={4294967348:0}, var_virtblk_ioctl_5_p1=29, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=14, virtblk_fops={4294967306:0}, virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3)=13, virtio_blk={4294967338:0}] [L4229] tmp___1 = __VERIFIER_nondet_int() [L4230] COND FALSE !(tmp___1 != 0) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={4294967348:0}, var_virtblk_ioctl_5_p1=29, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=14, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4234] FCALL ldv_handler_precall() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={4294967348:0}, var_virtblk_ioctl_5_p1=29, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=14, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4235] CALL fini() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4182] FCALL unregister_blkdev((unsigned int )major, "virtblk") VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4183] FCALL unregister_virtio_driver(& virtio_blk) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4235] RET fini() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={4294967348:0}, var_virtblk_ioctl_5_p1=29, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=14, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4237] CALL ldv_check_final_state() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4370] COND FALSE !(ldv_blk_rq == 0) VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4372] CALL ldv_error() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] [L4280] __VERIFIER_error() VAL [\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={4294967331:4294967335}, features={4294967340:0}, id_table={4294967318:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={4294967306:0}, virtio_blk={4294967338:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 216 locations, 1 error locations. UNSAFE Result, 0.7s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 529 SDtfs, 227 SDslu, 882 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=356occurred 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, 0.1s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 18159 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 19/19 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 0.1.23-635dfa2 [2018-12-09 01:19:31,556 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-09 01:19:31,557 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-09 01:19:31,563 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-09 01:19:31,563 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-09 01:19:31,563 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-09 01:19:31,564 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-09 01:19:31,565 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-09 01:19:31,566 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-09 01:19:31,567 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-09 01:19:31,567 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-09 01:19:31,568 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-09 01:19:31,568 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-09 01:19:31,569 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-09 01:19:31,570 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-09 01:19:31,570 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-09 01:19:31,571 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-09 01:19:31,572 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-09 01:19:31,573 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-09 01:19:31,574 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-09 01:19:31,574 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-09 01:19:31,575 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-09 01:19:31,576 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-09 01:19:31,576 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-09 01:19:31,576 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-09 01:19:31,576 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-09 01:19:31,577 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-09 01:19:31,577 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-09 01:19:31,577 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-09 01:19:31,578 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-09 01:19:31,578 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-09 01:19:31,578 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-09 01:19:31,578 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-09 01:19:31,579 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-09 01:19:31,579 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-09 01:19:31,580 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-09 01:19:31,580 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2018-12-09 01:19:31,590 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-09 01:19:31,590 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-09 01:19:31,591 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-09 01:19:31,591 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-09 01:19:31,591 INFO L133 SettingsManager]: * User list type=DISABLED [2018-12-09 01:19:31,591 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-12-09 01:19:31,591 INFO L133 SettingsManager]: * Explicit value domain=true [2018-12-09 01:19:31,591 INFO L133 SettingsManager]: * Octagon Domain=false [2018-12-09 01:19:31,592 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-12-09 01:19:31,592 INFO L133 SettingsManager]: * Interval Domain=false [2018-12-09 01:19:31,592 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-09 01:19:31,592 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * Use bitvectors instead of ints=true [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-09 01:19:31,593 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-09 01:19:31,594 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-09 01:19:31,594 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-09 01:19:31,594 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-09 01:19:31,594 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-09 01:19:31,594 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-09 01:19:31,594 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-09 01:19:31,594 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-09 01:19:31,595 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-09 01:19:31,595 INFO L133 SettingsManager]: * Trace refinement strategy=WALRUS [2018-12-09 01:19:31,595 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-09 01:19:31,595 INFO L133 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2018-12-09 01:19:31,595 INFO L133 SettingsManager]: * Logic for external solver=AUFBV [2018-12-09 01:19:31,595 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_187d9dc8-16c9-437f-8cff-7007bd5985fd/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 -> d5417a05becbb9d46edf6af50ad8bf51bbb8a1b7 [2018-12-09 01:19:31,620 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-09 01:19:31,629 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-09 01:19:31,632 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-09 01:19:31,633 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-09 01:19:31,634 INFO L276 PluginConnector]: CDTParser initialized [2018-12-09 01:19:31,634 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/../../sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2018-12-09 01:19:31,676 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/5eaf7b2f3/72fde08a03054264ab6bcfc677390283/FLAG5f884f843 [2018-12-09 01:19:32,083 INFO L307 CDTParser]: Found 1 translation units. [2018-12-09 01:19:32,083 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/sv-benchmarks/c/ldv-commit-tester/m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2018-12-09 01:19:32,095 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/5eaf7b2f3/72fde08a03054264ab6bcfc677390283/FLAG5f884f843 [2018-12-09 01:19:32,412 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/data/5eaf7b2f3/72fde08a03054264ab6bcfc677390283 [2018-12-09 01:19:32,416 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-09 01:19:32,418 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-09 01:19:32,420 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-09 01:19:32,420 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-09 01:19:32,425 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-09 01:19:32,426 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:19:32" (1/1) ... [2018-12-09 01:19:32,429 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@751e52d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:32, skipping insertion in model container [2018-12-09 01:19:32,429 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.12 01:19:32" (1/1) ... [2018-12-09 01:19:32,437 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-09 01:19:32,488 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-09 01:19:33,123 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:19:33,134 INFO L191 MainTranslator]: Completed pre-run [2018-12-09 01:19:33,252 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-09 01:19:33,293 INFO L195 MainTranslator]: Completed translation [2018-12-09 01:19:33,293 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33 WrapperNode [2018-12-09 01:19:33,293 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-09 01:19:33,294 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-09 01:19:33,294 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-09 01:19:33,294 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-09 01:19:33,299 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,322 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,329 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-09 01:19:33,330 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-09 01:19:33,330 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-09 01:19:33,330 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-09 01:19:33,336 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,336 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,340 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,341 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,357 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,359 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... [2018-12-09 01:19:33,367 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-09 01:19:33,367 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-09 01:19:33,367 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-09 01:19:33,368 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-09 01:19:33,368 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/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 [2018-12-09 01:19:33,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2018-12-09 01:19:33,403 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_getgeo [2018-12-09 01:19:33,403 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_getgeo [2018-12-09 01:19:33,403 INFO L130 BoogieDeclarations]: Found specification of procedure scsi_cmd_ioctl [2018-12-09 01:19:33,403 INFO L138 BoogieDeclarations]: Found implementation of procedure scsi_cmd_ioctl [2018-12-09 01:19:33,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2018-12-09 01:19:33,403 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-09 01:19:33,403 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_config_buf [2018-12-09 01:19:33,403 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_config_buf [2018-12-09 01:19:33,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2 [2018-12-09 01:19:33,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2018-12-09 01:19:33,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2018-12-09 01:19:33,404 INFO L130 BoogieDeclarations]: Found specification of procedure external_alloc [2018-12-09 01:19:33,404 INFO L138 BoogieDeclarations]: Found implementation of procedure external_alloc [2018-12-09 01:19:33,404 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR___0 [2018-12-09 01:19:33,404 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR___0 [2018-12-09 01:19:33,404 INFO L130 BoogieDeclarations]: Found specification of procedure init [2018-12-09 01:19:33,404 INFO L138 BoogieDeclarations]: Found implementation of procedure init [2018-12-09 01:19:33,404 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_get_blk_rq [2018-12-09 01:19:33,404 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_get_blk_rq [2018-12-09 01:19:33,404 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-12-09 01:19:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~C_UINT~X~$Pointer$~X~C_UINT~TO~VOID [2018-12-09 01:19:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure variable_test_bit [2018-12-09 01:19:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure variable_test_bit [2018-12-09 01:19:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2018-12-09 01:19:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2018-12-09 01:19:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_blkdev [2018-12-09 01:19:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_blkdev [2018-12-09 01:19:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure copy_to_user [2018-12-09 01:19:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure copy_to_user [2018-12-09 01:19:33,405 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2018-12-09 01:19:33,405 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2018-12-09 01:19:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2018-12-09 01:19:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2018-12-09 01:19:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_check_driver_offered_feature [2018-12-09 01:19:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_check_driver_offered_feature [2018-12-09 01:19:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-09 01:19:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-09 01:19:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure virtio_has_feature [2018-12-09 01:19:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure virtio_has_feature [2018-12-09 01:19:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-09 01:19:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-09 01:19:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure fini [2018-12-09 01:19:33,406 INFO L138 BoogieDeclarations]: Found implementation of procedure fini [2018-12-09 01:19:33,406 INFO L130 BoogieDeclarations]: Found specification of procedure unregister_virtio_driver [2018-12-09 01:19:33,407 INFO L138 BoogieDeclarations]: Found implementation of procedure unregister_virtio_driver [2018-12-09 01:19:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure blk_execute_rq [2018-12-09 01:19:33,407 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_execute_rq [2018-12-09 01:19:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure _copy_to_user [2018-12-09 01:19:33,407 INFO L138 BoogieDeclarations]: Found implementation of procedure _copy_to_user [2018-12-09 01:19:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2018-12-09 01:19:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_ioctl [2018-12-09 01:19:33,407 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_ioctl [2018-12-09 01:19:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure register_virtio_driver [2018-12-09 01:19:33,407 INFO L138 BoogieDeclarations]: Found implementation of procedure register_virtio_driver [2018-12-09 01:19:33,407 INFO L130 BoogieDeclarations]: Found specification of procedure PTR_ERR [2018-12-09 01:19:33,407 INFO L138 BoogieDeclarations]: Found implementation of procedure PTR_ERR [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2018-12-09 01:19:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE2 [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure bio_put [2018-12-09 01:19:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_put [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure bio_map_kern [2018-12-09 01:19:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure bio_map_kern [2018-12-09 01:19:33,408 INFO L130 BoogieDeclarations]: Found specification of procedure might_fault [2018-12-09 01:19:33,408 INFO L138 BoogieDeclarations]: Found implementation of procedure might_fault [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure blk_make_request [2018-12-09 01:19:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure blk_make_request [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure register_blkdev [2018-12-09 01:19:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure register_blkdev [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure get_capacity [2018-12-09 01:19:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure get_capacity [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_blk_make_request_5 [2018-12-09 01:19:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_blk_make_request_5 [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_handler_precall [2018-12-09 01:19:33,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_handler_precall [2018-12-09 01:19:33,409 INFO L130 BoogieDeclarations]: Found specification of procedure virtblk_get_id [2018-12-09 01:19:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure virtblk_get_id [2018-12-09 01:19:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2018-12-09 01:19:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2018-12-09 01:19:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-09 01:19:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-09 01:19:33,410 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2018-12-09 01:19:33,410 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2018-12-09 01:19:34,154 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-09 01:19:34,154 INFO L280 CfgBuilder]: Removed 0 assue(true) statements. [2018-12-09 01:19:34,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:19:34 BoogieIcfgContainer [2018-12-09 01:19:34,155 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-09 01:19:34,155 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-09 01:19:34,155 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-09 01:19:34,157 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-09 01:19:34,157 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 09.12 01:19:32" (1/3) ... [2018-12-09 01:19:34,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22d8cf29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:19:34, skipping insertion in model container [2018-12-09 01:19:34,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.12 01:19:33" (2/3) ... [2018-12-09 01:19:34,158 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@22d8cf29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 09.12 01:19:34, skipping insertion in model container [2018-12-09 01:19:34,158 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:19:34" (3/3) ... [2018-12-09 01:19:34,160 INFO L112 eAbstractionObserver]: Analyzing ICFG m0_false-unreach-call_drivers-block-virtio_blk-ko--101_1a--39a1d13-1.i [2018-12-09 01:19:34,166 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-09 01:19:34,171 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-09 01:19:34,181 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-09 01:19:34,201 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-09 01:19:34,201 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-09 01:19:34,201 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-09 01:19:34,202 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-09 01:19:34,202 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-09 01:19:34,202 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-09 01:19:34,202 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-09 01:19:34,202 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-09 01:19:34,202 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-09 01:19:34,215 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states. [2018-12-09 01:19:34,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2018-12-09 01:19:34,219 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:19:34,220 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:19:34,222 INFO L423 AbstractCegarLoop]: === Iteration 1 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:19:34,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:19:34,226 INFO L82 PathProgramCache]: Analyzing trace with hash -1014882980, now seen corresponding path program 1 times [2018-12-09 01:19:34,229 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 01:19:34,230 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/cvc4 Starting monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 01:19:34,258 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:19:34,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:19:34,372 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:19:34,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-09 01:19:34,396 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 01:19:34,398 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:19:34,399 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-09 01:19:34,401 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-09 01:19:34,408 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-09 01:19:34,408 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:19:34,410 INFO L87 Difference]: Start difference. First operand 216 states. Second operand 3 states. [2018-12-09 01:19:34,466 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:19:34,466 INFO L93 Difference]: Finished difference Result 566 states and 664 transitions. [2018-12-09 01:19:34,466 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-09 01:19:34,467 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 28 [2018-12-09 01:19:34,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:19:34,477 INFO L225 Difference]: With dead ends: 566 [2018-12-09 01:19:34,477 INFO L226 Difference]: Without dead ends: 356 [2018-12-09 01:19:34,480 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 26 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-09 01:19:34,492 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-12-09 01:19:34,525 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-12-09 01:19:34,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-12-09 01:19:34,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 409 transitions. [2018-12-09 01:19:34,530 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 409 transitions. Word has length 28 [2018-12-09 01:19:34,530 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:19:34,530 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 409 transitions. [2018-12-09 01:19:34,530 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-09 01:19:34,531 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 409 transitions. [2018-12-09 01:19:34,534 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2018-12-09 01:19:34,534 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:19:34,534 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:19:34,535 INFO L423 AbstractCegarLoop]: === Iteration 2 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:19:34,535 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:19:34,535 INFO L82 PathProgramCache]: Analyzing trace with hash -1149903414, now seen corresponding path program 1 times [2018-12-09 01:19:34,535 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 01:19:34,536 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/cvc4 Starting monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 01:19:34,554 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:19:34,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-09 01:19:34,924 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-09 01:19:34,959 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2018-12-09 01:19:34,959 INFO L312 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2018-12-09 01:19:34,962 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-09 01:19:34,962 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-09 01:19:34,964 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-09 01:19:34,964 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-09 01:19:34,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:19:34,964 INFO L87 Difference]: Start difference. First operand 356 states and 409 transitions. Second operand 5 states. [2018-12-09 01:19:34,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-09 01:19:34,991 INFO L93 Difference]: Finished difference Result 689 states and 793 transitions. [2018-12-09 01:19:34,991 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2018-12-09 01:19:34,991 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 123 [2018-12-09 01:19:34,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-09 01:19:34,993 INFO L225 Difference]: With dead ends: 689 [2018-12-09 01:19:34,993 INFO L226 Difference]: Without dead ends: 356 [2018-12-09 01:19:34,995 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 119 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-09 01:19:34,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2018-12-09 01:19:35,012 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 356. [2018-12-09 01:19:35,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 356 states. [2018-12-09 01:19:35,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 356 states to 356 states and 408 transitions. [2018-12-09 01:19:35,014 INFO L78 Accepts]: Start accepts. Automaton has 356 states and 408 transitions. Word has length 123 [2018-12-09 01:19:35,014 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-09 01:19:35,014 INFO L480 AbstractCegarLoop]: Abstraction has 356 states and 408 transitions. [2018-12-09 01:19:35,014 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-09 01:19:35,014 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 408 transitions. [2018-12-09 01:19:35,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2018-12-09 01:19:35,017 INFO L394 BasicCegarLoop]: Found error trace [2018-12-09 01:19:35,017 INFO L402 BasicCegarLoop]: trace histogram [3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-09 01:19:35,017 INFO L423 AbstractCegarLoop]: === Iteration 3 === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-09 01:19:35,018 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-09 01:19:35,018 INFO L82 PathProgramCache]: Analyzing trace with hash -98225701, now seen corresponding path program 1 times [2018-12-09 01:19:35,018 INFO L223 ckRefinementStrategy]: Switched to mode CVC4_FPBP [2018-12-09 01:19:35,018 INFO L69 tionRefinementEngine]: Using refinement strategy WalrusRefinementStrategy No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_187d9dc8-16c9-437f-8cff-7007bd5985fd/bin-2019/utaipan/cvc4 Starting monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2018-12-09 01:19:35,044 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-09 01:19:36,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:19:37,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2018-12-09 01:19:38,125 INFO L469 BasicCegarLoop]: Counterexample might be feasible [2018-12-09 01:19:38,174 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-12-09 01:19:38,175 WARN L1298 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)# [2018-12-09 01:19:38,175 WARN L1298 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)# [2018-12-09 01:19:38,175 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# [2018-12-09 01:19:38,175 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,175 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~STRUCT~~virtio_device_id?device~~__u32~0?vendor~~__u32~0## [2018-12-09 01:19:38,175 WARN L1298 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# [2018-12-09 01:19:38,176 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,176 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType ARRAY#_unrecognizedDimensions_~UINT# [2018-12-09 01:19:38,176 WARN L1298 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# [2018-12-09 01:19:38,176 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,176 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,177 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,178 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,178 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,178 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,179 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,179 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,179 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,179 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,180 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,180 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,180 WARN L1298 BoogieBacktranslator]: Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *virtqueue [2018-12-09 01:19:38,180 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,181 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,181 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,181 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,182 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,182 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,182 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,182 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,183 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,183 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,183 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,183 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,184 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,184 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,184 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,185 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,185 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,185 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,185 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,186 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,186 WARN L1298 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 [2018-12-09 01:19:38,186 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,186 WARN L1298 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 [2018-12-09 01:19:38,186 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,187 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,187 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,188 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,188 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,188 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,188 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,189 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,189 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,189 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,189 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,190 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,190 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,190 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,191 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,192 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,193 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,194 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,195 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,195 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,195 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,195 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,196 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,196 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,196 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,196 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,197 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,197 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,197 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,197 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,198 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,198 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,198 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,198 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,199 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,199 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,199 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,199 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,199 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,199 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,200 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,200 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,200 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,200 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,201 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,201 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,201 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,201 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,202 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,202 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,202 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,202 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,202 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,203 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,203 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,203 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,203 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,203 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,204 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,204 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,204 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,204 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,205 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,205 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,205 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,205 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,206 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,206 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,206 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,206 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,207 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,207 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,207 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,207 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,208 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,208 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,208 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,208 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,208 WARN L1298 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 [2018-12-09 01:19:38,209 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,209 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,209 WARN L1298 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 [2018-12-09 01:19:38,209 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,209 WARN L1298 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 [2018-12-09 01:19:38,209 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,210 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,210 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,210 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,210 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,210 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,211 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,211 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,211 WARN L1298 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 [2018-12-09 01:19:38,211 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,211 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,212 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,212 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,212 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,212 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,212 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,213 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!vendor [2018-12-09 01:19:38,213 WARN L1298 BoogieBacktranslator]: unknown boogie variable ~__mod_virtio_device_table~0!device [2018-12-09 01:19:38,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 09.12 01:19:38 BoogieIcfgContainer [2018-12-09 01:19:38,222 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-09 01:19:38,222 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-09 01:19:38,222 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-09 01:19:38,223 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-09 01:19:38,223 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.12 01:19:34" (3/4) ... [2018-12-09 01:19:38,226 INFO L147 WitnessPrinter]: No result that supports witness generation found [2018-12-09 01:19:38,226 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-09 01:19:38,226 INFO L168 Benchmark]: Toolchain (without parser) took 5809.37 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 239.1 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -196.6 MB). Peak memory consumption was 42.4 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:38,227 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:19:38,227 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 71.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:38,228 INFO L168 Benchmark]: Boogie Procedure Inliner took 35.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:19:38,228 INFO L168 Benchmark]: Boogie Preprocessor took 37.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:38,228 INFO L168 Benchmark]: RCFGBuilder took 787.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 970.8 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:38,229 INFO L168 Benchmark]: TraceAbstraction took 4067.00 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.4 MB). Free memory was 963.9 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). There was no memory consumed. Max. memory is 11.5 GB. [2018-12-09 01:19:38,229 INFO L168 Benchmark]: Witness Printer took 3.38 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. [2018-12-09 01:19:38,231 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 972.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 873.97 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 166.7 MB). Free memory was 938.0 MB in the beginning and 1.1 GB in the end (delta: -113.4 MB). Peak memory consumption was 71.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 35.79 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 37.41 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 787.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 970.8 MB in the end (delta: 73.7 MB). Peak memory consumption was 73.7 MB. Max. memory is 11.5 GB. * TraceAbstraction took 4067.00 ms. Allocated memory was 1.2 GB in the beginning and 1.3 GB in the end (delta: 72.4 MB). Free memory was 963.9 MB in the beginning and 1.1 GB in the end (delta: -178.4 MB). There was no memory consumed. Max. memory is 11.5 GB. * Witness Printer took 3.38 ms. Allocated memory is still 1.3 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.7 MB). Peak memory consumption was 7.7 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - 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~~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_~UINT# - 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 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!vendor - 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 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!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!device - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: BitvecLiteral 0bv32 could not be translated for associated CType *virtqueue - 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!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 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 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 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!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!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!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!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!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!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!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 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 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 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!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 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!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 * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 4280]: 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 4170. Possible FailurePath: [L3633] static int major ; [L3634] static int index ; [L3959-L3960] static struct block_device_operations const virtblk_fops = {0, 0, & virtblk_ioctl, 0, 0, 0, 0, 0, 0, & virtblk_getgeo, 0, & __this_module}; [L4158-L4159] static struct virtio_device_id const id_table[2U] = { {2U, 4294967295U}, {0U, 0U}}; [L4160-L4163] static unsigned int features[9U] = { 0U, 2U, 1U, 4U, 5U, 6U, 7U, 9U, 10U}; [L4164-L4165] 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}; [L4187] struct virtio_device_id const __mod_virtio_device_table ; [L4192] int LDV_IN_INTERRUPT ; [L4333] int ldv_blk_rq = 0; VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=0, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4195] struct block_device *var_group1 ; [L4196] fmode_t var_virtblk_ioctl_5_p1 ; [L4197] unsigned int var_virtblk_ioctl_5_p2 ; [L4198] unsigned long var_virtblk_ioctl_5_p3 ; [L4199] struct hd_geometry *var_group2 ; [L4200] int tmp ; [L4201] int tmp___0 ; [L4202] int tmp___1 ; [L4204] LDV_IN_INTERRUPT = 1 VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4205] FCALL ldv_initialize() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4206] FCALL ldv_handler_precall() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4207] CALL, EXPR init() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4168] int tmp ; VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4170] CALL, EXPR register_blkdev(0U, "virtblk") VAL [\old(arg0)=null, \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={0:0}, arg1={1:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4523] return __VERIFIER_nondet_int(); [L4170] RET, EXPR register_blkdev(0U, "virtblk") VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, register_blkdev(0U, "virtblk")=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4170] major = register_blkdev(0U, "virtblk") [L4171] COND FALSE !(major < 0) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4175] CALL, EXPR register_virtio_driver(& virtio_blk) VAL [\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={0:0}, arg0={1073741900:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4527] return __VERIFIER_nondet_int(); [L4175] RET, EXPR register_virtio_driver(& virtio_blk) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, register_virtio_driver(& virtio_blk)=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4175] tmp = register_virtio_driver(& virtio_blk) [L4176] return (tmp); VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4207] RET, EXPR init() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, init()=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4207] tmp = init() [L4208] COND FALSE !(tmp != 0) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4229] tmp___1 = __VERIFIER_nondet_int() [L4230] COND TRUE tmp___1 != 0 VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___1=1, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4214] tmp___0 = __VERIFIER_nondet_int() [L4216] case 0: VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4217] FCALL ldv_handler_precall() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4218] CALL virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL [\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={0:0}, bdev={76:-236}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3897] struct gendisk *disk ; [L3898] struct virtio_blk *vblk ; [L3899] void *usr_data ; [L3900] char id_str[20U] ; [L3901] int err ; [L3902] int tmp ; [L3903] bool tmp___0 ; [L3904] int tmp___1 ; [L3905] int tmp___2 ; [L3907] EXPR bdev->bd_disk [L3907] disk = bdev->bd_disk [L3908] EXPR disk->private_data [L3908] vblk = (struct virtio_blk *)disk->private_data [L3909] COND TRUE cmd == 1447184708U [L3910] usr_data = (void *)data VAL [\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={0:0}, bdev={76:-236}, bdev={76:-236}, cmd=1447184708, data=0, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={76:-1071}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3911] CALL, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL [\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={0:0}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3864] struct virtio_blk *vblk ; [L3865] struct request *req ; [L3866] struct bio *bio ; [L3867] long tmp ; [L3868] long tmp___0 ; [L3869] long tmp___1 ; [L3870] long tmp___2 ; [L3871] int tmp___3 ; [L3873] EXPR disk->private_data [L3873] vblk = (struct virtio_blk *)disk->private_data [L3874] EXPR vblk->disk [L3874] EXPR (vblk->disk)->queue VAL [(vblk->disk)->queue={76:-1071}, \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={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={76:-1071}, vblk->disk={76:-1063}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3874] CALL, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) VAL [\old(arg2)=20, \old(arg3)=208, \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={0:0}, arg0={76:-1071}, arg1={8194:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4414] CALL, EXPR external_alloc() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4561] return __VERIFIER_nondet_pointer(); [L4414] RET, EXPR external_alloc() VAL [\old(arg2)=20, \old(arg3)=208, \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={0:0}, arg0={76:-1071}, arg0={76:-1071}, arg1={8194:0}, arg1={8194:0}, arg2=20, arg3=208, external_alloc()={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4414] return (struct bio *)external_alloc(); [L3874] RET, EXPR bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) VAL [(vblk->disk)->queue={76:-1071}, \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={0:0}, bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U)={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={76:-1071}, vblk->disk={76:-1063}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3874] bio = bio_map_kern((vblk->disk)->queue, (void *)id_str, 20U, 208U) [L3875] CALL, EXPR IS_ERR((void const *)bio) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4259] long tmp ; VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4261] CALL, EXPR ldv_is_err(ptr) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4292] return ((unsigned long )ptr > 2012UL); VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4261] RET, EXPR ldv_is_err(ptr) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, 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={-2139094961:0}, virtio_blk={1073741900:0}] [L4261] tmp = ldv_is_err(ptr) [L4262] return (tmp); VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, ptr={0:0}, ptr={0:0}, tmp=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3875] RET, EXPR IS_ERR((void const *)bio) VAL [\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={0:0}, bio={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, IS_ERR((void const *)bio)=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, vblk={76:-1071}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3875] tmp___0 = IS_ERR((void const *)bio) [L3876] COND FALSE !(tmp___0 != 0L) [L3881] EXPR vblk->disk [L3881] EXPR (vblk->disk)->queue VAL [(vblk->disk)->queue={76:-1071}, \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={0:0}, bio={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, tmp___0=0, vblk={76:-1071}, vblk->disk={76:-1063}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3881] CALL, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={76:-1071}, ldv_func_arg2={0:0}, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4268] ldv_func_ret_type___3 ldv_func_res ; [L4269] struct request *tmp ; VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={76:-1071}, ldv_func_arg1={76:-1071}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4271] CALL, EXPR blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) VAL [\old(arg2)=208, \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={0:0}, arg0={76:-1071}, arg1={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4432] CALL, EXPR external_alloc() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4561] return __VERIFIER_nondet_pointer(); [L4432] RET, EXPR external_alloc() VAL [\old(arg2)=208, \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={0:0}, arg0={76:-1071}, arg0={76:-1071}, arg1={0:0}, arg1={0:0}, arg2=208, external_alloc()={76:-60}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4432] return (struct request *)external_alloc(); [L4271] RET, EXPR blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) VAL [\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={0:0}, blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3)={76:-60}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={76:-1071}, ldv_func_arg1={76:-1071}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4271] tmp = blk_make_request(ldv_func_arg1, ldv_func_arg2, ldv_func_arg3) [L4272] ldv_func_res = tmp VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, ldv_func_arg1={76:-1071}, ldv_func_arg1={76:-1071}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={76:-60}, LDV_IN_INTERRUPT=1, major=0, tmp={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4273] CALL ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, res={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4336] long tmp ; VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={76:-60}, res={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4338] COND TRUE ldv_blk_rq == 0 VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=0, LDV_IN_INTERRUPT=1, major=0, mask=208, res={76:-60}, res={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4342] COND TRUE (mask == 16U || mask == 208U) || mask == 16U [L4343] ldv_blk_rq = 1 VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mask=208, res={76:-60}, res={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4273] RET ldv_get_blk_rq(ldv_func_res, ldv_func_arg3) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={76:-1071}, ldv_func_arg1={76:-1071}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={76:-60}, LDV_IN_INTERRUPT=1, major=0, tmp={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4274] return (ldv_func_res); VAL [\old(ldv_blk_rq)=0, \old(ldv_func_arg3)=208, \old(LDV_IN_INTERRUPT)=0, \old(major)=0, \result={76:-60}, __mod_virtio_device_table=0, __mod_virtio_device_table=0, __this_module={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, ldv_func_arg1={76:-1071}, ldv_func_arg1={76:-1071}, ldv_func_arg2={0:0}, ldv_func_arg2={0:0}, ldv_func_arg3=208, ldv_func_res={76:-60}, LDV_IN_INTERRUPT=1, major=0, tmp={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3881] RET, EXPR ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) VAL [(vblk->disk)->queue={76:-1071}, \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={0:0}, bio={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U)={76:-60}, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp___0=0, vblk={76:-1071}, vblk->disk={76:-1063}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3881] req = ldv_blk_make_request_5((vblk->disk)->queue, bio, 208U) [L3882] CALL, EXPR IS_ERR((void const *)req) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4259] long tmp ; VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={76:-60}, ptr={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4261] CALL, EXPR ldv_is_err(ptr) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4292] return ((unsigned long )ptr > 2012UL); VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={76:-60}, ptr={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4261] RET, EXPR ldv_is_err(ptr) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, ldv_is_err(ptr)=0, major=0, ptr={76:-60}, ptr={76:-60}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4261] tmp = ldv_is_err(ptr) [L4262] return (tmp); VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, ptr={76:-60}, ptr={76:-60}, tmp=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3882] RET, EXPR IS_ERR((void const *)req) VAL [\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={0:0}, bio={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, IS_ERR((void const *)req)=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={76:-60}, tmp___0=0, vblk={76:-1071}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3882] tmp___2 = IS_ERR((void const *)req) [L3883] COND FALSE !(tmp___2 != 0L) [L3889] req->cmd_type = 7 [L3890] EXPR vblk->disk [L3890] EXPR (vblk->disk)->queue [L3890] EXPR vblk->disk VAL [(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={0:0}, bio={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={76:-60}, tmp___0=0, tmp___2=0, vblk={76:-1071}, vblk->disk={76:-1063}, vblk->disk={76:-1063}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3890] CALL, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) VAL [\old(arg3)=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={0:0}, arg0={0:0}, arg1={76:-1063}, arg2={76:-60}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4424] return __VERIFIER_nondet_int(); [L3890] RET, EXPR blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) VAL [(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={0:0}, bio={0:0}, blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0)=1, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={76:-60}, tmp___0=0, tmp___2=0, vblk={76:-1071}, vblk->disk={76:-1063}, vblk->disk={76:-1063}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3890] tmp___3 = blk_execute_rq((vblk->disk)->queue, vblk->disk, req, 0) [L3891] return (tmp___3); VAL [\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={0:0}, bio={0:0}, disk={76:-1071}, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, req={76:-60}, tmp___0=0, tmp___2=0, tmp___3=1, vblk={76:-1071}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3911] RET, EXPR virtblk_get_id(disk, (char *)(& id_str)) VAL [\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={0:0}, bdev={76:-236}, bdev={76:-236}, cmd=1447184708, data=0, disk={76:-1071}, features={-2147483636:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={76:-1071}, virtblk_fops={-2139094961:0}, virtblk_get_id(disk, (char *)(& id_str))=1, virtio_blk={1073741900:0}] [L3911] err = virtblk_get_id(disk, (char *)(& id_str)) [L3912] COND FALSE !(err == 0) VAL [\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={0:0}, bdev={76:-236}, bdev={76:-236}, cmd=1447184708, data=0, disk={76:-1071}, err=1, features={-2147483636:0}, id_str={8194:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={76:-1071}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L3920] return (err); [L3920] return (err); VAL [\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={0:0}, bdev={76:-236}, bdev={76:-236}, cmd=1447184708, data=0, disk={76:-1071}, err=1, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, mode=0, usr_data={0:0}, vblk={76:-1071}, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4218] RET virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=1, var_group1={76:-236}, var_virtblk_ioctl_5_p1=0, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=0, virtblk_fops={-2139094961:0}, virtblk_ioctl(var_group1, var_virtblk_ioctl_5_p1, var_virtblk_ioctl_5_p2, var_virtblk_ioctl_5_p3)=1, virtio_blk={1073741900:0}] [L4229] tmp___1 = __VERIFIER_nondet_int() [L4230] COND FALSE !(tmp___1 != 0) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={76:-236}, var_virtblk_ioctl_5_p1=0, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4234] FCALL ldv_handler_precall() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={76:-236}, var_virtblk_ioctl_5_p1=0, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4235] CALL fini() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4182] FCALL unregister_blkdev((unsigned int )major, "virtblk") VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4183] FCALL unregister_virtio_driver(& virtio_blk) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4235] RET fini() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, tmp=0, tmp___0=0, tmp___1=0, var_group1={76:-236}, var_virtblk_ioctl_5_p1=0, var_virtblk_ioctl_5_p2=1447184708, var_virtblk_ioctl_5_p3=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4237] CALL ldv_check_final_state() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4370] COND FALSE !(ldv_blk_rq == 0) VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4372] CALL ldv_error() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] [L4280] __VERIFIER_error() VAL [\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={0:0}, features={-2147483636:0}, id_table={-2122317747:0}, index=0, ldv_blk_rq=1, LDV_IN_INTERRUPT=1, major=0, virtblk_fops={-2139094961:0}, virtio_blk={1073741900:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 216 locations, 1 error locations. UNSAFE Result, 4.0s OverallTime, 3 OverallIterations, 3 TraceHistogramMax, 0.1s AutomataDifference, 0.0s DeadEndRemovalTime, 0.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 529 SDtfs, 214 SDslu, 882 SDs, 0 SdLazy, 13 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 149 GetRequests, 145 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=356occurred 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, 1.8s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 279 NumberOfCodeBlocks, 279 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 149 ConstructedInterpolants, 0 QuantifiedInterpolants, 17885 SizeOfPredicates, 3 NumberOfNonLiveVariables, 809 ConjunctsInSsa, 9 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 19/19 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...